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  4. (Current) Solaris Administrators
  • $100 hourly

    • 5.0/5
    • (2 jobs)
    Profile: Systems engineer with over 20 years of hands-on experience in system design, implementation and maintenance, thorough understanding of hardware, software and networking, and excellent troubleshooting skills. Technical Skills: Design enterprise class data center infrastructures Prepare and test business continuity plans Troubleshoot difficult system and application problems Design, build, and maintain SPARC Solaris and EMC storage environments Working knowledge of hardware, operating systems, and software, including – Sun/Oracle SPARC M-Series and T-Series Servers Sun/Oracle Solaris 8/9/10/11 Oracle Virtualization for SPARC Oracle Enterprise Manager Ops Center 12c Apache HTTP Server and Apache Tomcat EMC VMAX and VNX storage platforms EMC Connectrix SAN Directors EMC Data Domain Systems EMC Control Center, SRM Suite Veritas Storage Foundation Veritas NetBackup
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    Disaster Recovery
    Cluster Computing
    Data Backup
    EMC Symmetrix
  • $30 hourly

    • 5.0/5
    • (9 jobs)
    I am Senior Site Reliability Engineer experienced on Cloud and BigData (Hadoop Certified Administrator)/ Cloudera / Kafka /Cloud / Linux / Unix System Administration. Some of my experience listed below. Experience: - Administration of AWS Services (ec2, S3, 53, Glacier etc) - ESXi/ESX Certified Consultant (vCenter, P2V) - Implementation, Migration and Design of Hadoop Cluster - Implementation, expansion and tuning of Kafka - Configuration Management tools (Chef/Puppet/Ansible) - Hadoop Implementation, Configuration and support - Configuration, install, Kafka, zookeeper - Administration and Support on AIX, Solaris, HP-UX and Linux; - High Availability (MC/ServiceGuard, HACMP, RedHat Cluster Suite and Linux HA); - Clustered File Systems (GPFS, GFS and OCFS2); - Configuration/Support Monitoring tools - Nagios, Zabbix, DataDog, Graphite - Performance and Tunning; - Security on Unix - PCI - Perl, C, and Shell Script programming; - IBM High End Servers (P5, P6 and POWER7) - Virtualization (VIOS,LPAR,Micro-Partitions,DLPAR,etc); - NIM environments; - Datacenter migrations; - Disaster Recovery experience; - Networking (TCP/IP) and Internet Services; - Troubleshooting of hardware and software complex problems; - Storage Administration - EMC, NetApp, HP, Dell
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Apache Kafka
    Cloud Computing
    Amazon Web Services
    Virtualization
    VMware Administration
    AIX
    Linux System Administration
    Big Data
    Cloudera
    Apache Hadoop
  • $60 hourly

    • 5.0/5
    • (8 jobs)
    Looking for an Oracle DBA to administer, support and optimize your DB (10g,11g,12c,18c,19c) and query performance? I have vast experience managing; - Oracle Engineered Systems: Supercluster, ZFS Storage Appliance, Exadata - Availability; RAC, ASM - Replication; Data Guard, Goldengate, DBVisit - OS; Solaris, Red Hat, CentOS, OEL - Ldoms for applications, SOA and Middleware (OLVM) - Monitoring: OEM 12c/13c, Zabbix
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Oracle Patching
    Oracle GoldenGate
    Oracle PL/SQL
    Oracle Data Guard
    Oracle E-Business Suite
    SQL
    Oracle Cloud
    Oracle Exadata
    Oracle OBIEE Plus
    Database Security
    Database Maintenance
    Database Design
    Database
    Oracle RAC
  • $100 hourly

    • 5.0/5
    • (40 jobs)
    15+ years of experience in the following fields/technologies: * Linux Admin (Redhat, Centos, Fedora, SUSE and Ubuntu): - WHM and CPanel - Ansible - Docker containers - Terraform - Bash scripting - Network and routing configuration - Elastix and FreePBX - FTP Servers - Squid Proxy Server - Apache / Nginx reverse proxy configuration / tuning. - Setting up IPTables for Firewall and NAT purposes - DHCP Servers - DNS Servers - LAMP / LEMP tuning (installing, upgrading/downgrading packages / frameworks) - VNC server - Deployment of SSL web server certificates with up to date encryption protocols and parameters. * Microsoft Windows Server Admin: - Setup / Administration of Azure Cloud Services - Network and routing configuration - Active Directory - Microsoft DHCP - Microsoft DNS server - Remote Desktop and/or Terminal Server, licensing, setup and hardening. - Windows Firewall * Network Admin: - IPv4 - UTM and firewall administration - Administration / Tuning of Endian Firewall, Sophos, Cyberoam, Cisco. - VLAN and switching configuration - Perimetral Security - NAT - VPNs: Point to Site, Site to Site Monitoring: - Zabbix implementation (build custom item keys, zabbix trappers, reporting and dashboards) * Developer: - Java EE programming. MVC model. Web and desktop development. JSP. Hibernate. - LAMP developer. - HTML, Javascript, JQuery - Git and Gitflow implementation - Bitbucket implementation and administrator (Project branches, forking, merging, pull requests) * Cloud Services: - Google Cloud Platform: Compute, Rest API - AWS: EC2, Lightsail, Rest API - Vultr - Digital Ocean - Linode * OpenERP / Odoo: - Installation and migration services (Windows and Linux) - Functional consultant * Mail Servers: - Kerio Connect. Installation and migration services (Windows and Linux) - Postfix with Mysql, dovecot and spam assassin. I speak 2 languages: Spanish (Native) and English (Fluent). Great response times, 1 hour or less 24x7. I always go for the Extra-Mile. ITIL Foundations V3 2011 certified engineer.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Mail Server Implementation
    DevOps
    LAMP Administration
    Windows Server
    Windows Administration
    Active Directory
    Network Security
    Asterisk
    Jakarta Server Pages
    Linux System Administration
  • $30 hourly

    • 4.0/5
    • (35 jobs)
    I specialise in: Fleet Management Software Database Design Web based Graphic Design (e.g canva.com or crello.com) using HTML Canvas or DOM Web Video Editing Tools (e.g promo.com or powtoon.com) using HTML Canvas or DOM - Tools/Stack Python Node React/Next Typescript Hardhat/Truffle Solidity Rust Solana Ethereum Polygon AWS/GCP I leverage my skills in software and hardware design to develop products that are exclusive to one or intersect both those key areas.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Smart Contract
    Map Illustration
    GPS
    Web Application
    Firebase Cloud Firestore
    Bitcoin
    Blockchain
    Ethereum
    Solidity
    FFmpeg
    Firebase
    HTML5 Canvas
    Node.js
    Hardware Design
    React
  • $50 hourly

    • 4.9/5
    • (86 jobs)
    System administrator for various Linux distributions, database and network administrator. Managing complex deployments for python, php, java and nodejs. Security technology specialist with over 15 years of experience in wide areas of network engineering and management, cyber and systems security, software and web development, cloud computing. Dedicated to improving critical thinking and providing best solutions and results. Able to adapt to changing priorities and maintain a positive attitude and strong work ethics. * Worked on various vpn implementation project for financing and banking industry (payment gateways, SIP implementation, etc.), gateway and remote access for both Unix and Windows servers * Experience with various vpn platforms (pfsense/opnsense, vyatta, vyos, openvpn, wireguard, shadowsocks, Unix based vpn, etc.) * PCI compliance specialist, able to deliver quality in short time * Strong troubleshooting network and routing problems skill * ElasticSearch cluster and replication, logstash, kibana and indexing strategies specialist
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    Information Security
    Backlinking & Outreach
    Search Engine Optimization
    KVM Virtualization
    Configuration Management
    Server
    Database Administration
    Load Balancing
    Email Security
    NGINX
    Elasticsearch
    Docker
    VPN
    Network Engineering
    Linux System Administration
  • $75 hourly

    • 3.7/5
    • (91 jobs)
    I am a vastly experienced IT expert and a Top Rated Plus on Upwork, specializing in DevOps and AWS architecting [AWS certified solution architect professional] with deep Linux experience and exceptional troubleshooting skills down to the system calls and even the packet level.   More than 12 years of experience in providing secure, stable, modern, and reliable environments based on the latest reliable technologies starting from the blank canvas up to the automation and the administration   I am also a team player. I can communicate very well. You will not keep searching for me to get an update and you will not have any language barrier that could affect the workflow as I have experience being a client too, and I totally understand clients' pain.     ✅ AWS skills: -Designing and deploying scalable, highly available, and fault-tolerant systems on AWS -Lift and shift of an existing on-premises application to AWS -Identifying appropriate use of AWS Well-Architected Framework -Estimating AWS costs and identifying cost optimization points -General AWS account administration, including automation, monitoring, and security   ✅ DevOps skills: -Automation for building and deployment of your app from any repository to AWS (EC2, Lambda, ECS, BeanStalk, S3, etc.). -Develop Shell/Ansible code or use cloud-native services to automate server builds, OS patches, and deployment of applications to dev, test, and production environments. -Infrastructure-as-code expert, especially Terraform. -Fluent in Bash and Python, I can use them to automate any task, including building and modifying custom CI/CD-related pipes in addition to dockerizing applications. -Building and managing Kubernetes-based highly available and secure infrastructure    ✅ Linux skills: -Building, optimizing, securing, managing, and monitoring Linux-based infrastructure -Troubleshooting performance issues such as high-traffic website bottlenecks -Optimizing Storage, Webservers [Apache/nginx], and Databases for high load -Experience with caching and CDN -Experience implementing, and supporting storage services using Linux in addition to storage replication using ZFS -Delivered 2000 hours of official RedHat training, including RHCE and RedHat cluster    ✅ Programming skills: -Fluent in Bash and Python. I can automate any task using them. -Experience creating Python-based APIs using Flask -Experience with Python AI libraries. I can also build and train models. -I can understand PHP.   📜 Certificates: Valid: AWS certified solution architect professional Past: Puppet certified professional, RHCE[7] AWS certified [Developer|SysOps|Developer] Associate 🧑🏼‍🎓 Education: - Bachelor's degree in Telecom [2005-2010] - Post-graduate diploma in AI [2021-2022]     Notes: I am not into porn or alcohol-related projects
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    NGINX
    Web Server
    Ansible
    Amazon ECS
    Amazon ECS for Kubernetes
    Kubernetes
    Docker
    AWS Lambda
    Vulnerability Assessment
    Python
    Bash Programming
    DevOps
    Amazon Web Services
    Apache Administration
    Linux System Administration
  • $20 hourly

    • 4.5/5
    • (13 jobs)
    Key Notes: ✅ Expert in Microsoft and Linux ✅ Expert in CLOUD SERVICES SUPPORT (AWS, AZURE, GCP) ✅ Expert in Microsoft services (AD, DNS, DHCP, Exchange, O365, AD Migration, Hyper V, SQL and database migration) ✅ Expert in Hyper V or ESXI deployment and management ✅ Expert in Linux (Server Hardening, Postfix Mail configuration, Web Server , cPanel, WHM etc) ✅Good hands on DevOPs(CI/CD Pipeline, Github integration, Jenkins, Docker etc) ✅Good hands on Router Switches, Firewall configuration, upgradation and Implementation. Sound Knowledge of OSI Model/TCP/IP Protocol Suite, routing protocols etc 👍 Experienced IT consultant and is responsible for projects delivery across different IT sectors with Business and Technology teams. I have 10 years of industry experience in handling high-end IT projects, giving them cost effective solutions. 👍 Proven excellency in Microsoft and Amazon cloud platform (Azure and AWS) from last 3 years. Built various infrastructure from scratch with load balancing, . Also Expertise with: 📌Route53 📌Elastic Compute Cloud 📌Storage (S3 and AWS backup) 📌Databases (RDS / Dynamo) 📌VPC 📌Cloudfront 📌ALB / ELB 📌Cloud Watch 📌AWS auto scaling 📌CloudTrail 📌Config 📌System Manager 📌AWS IAM 📌GuardDuty 📌Inspector 📌AWS SSO 📌Certificate Manager 📌WAF & Shield I take pride in ensuring all the work is error-free and completed on time and within budget. I look forward to building strong, long-term relationships with all customers and I appreciate the opportunity. Kindest Regards, Gaurav Nag
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    VPN
    CentOS
    Windows Server
    Load Balancing
    Amazon Web Services
    Windows Administration
    Microsoft Azure
    Email Technical Support
    Linux System Administration
    Microsoft Exchange Server
    VMware Administration
    VMware ESX Server
    Microsoft Hyper V
    Microsoft Active Directory
  • $31 hourly

    • 4.8/5
    • (10 jobs)
    I am an experienced database administrator with over 13 years of expertise in Oracle Technologies, 8 years in MS SQL Server, 6 years in both Postgres and MySQL, and 4 years in MariaDB. My extensive background in various database management systems allows me to effectively design, implement, and maintain complex databases to support the needs of an organization. I am well-versed in SQL and have a strong understanding of database architecture, performance tuning, and security best practices. I am also familiar with multiple operating systems and can work comfortably in both Windows,Solaris,AIX and Linux environments. I am confident in my ability to provide exceptional service and support to organizations requiring a skilled and knowledgeable database professional.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Windows 10 Administration
    Microsoft SQL Server Administration
    Oracle Performance Tuning
    Oracle RAC
    Oracle
    Oracle Data Guard
    Oracle E-Business Suite
    Oracle Database Administration
  • $45 hourly

    • 5.0/5
    • (8 jobs)
    Oracle Certified Master (OCM) database administrator with 10+ years of experience. I've supported up to 400 high available Oracle databases, OLPT and DWH, including mission critical billing and payment systems. - high available Oracle databases - RAC, Data Guard, ASM - SQL and database performance turning - oracle database problem solving and troubleshooting - oracle database deployment and provisioning - Python
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Oracle Data Guard
    Oracle RAC
    Oracle Performance Tuning
    Oracle Database Administration
    Linux
    Python
    SQL
  • $30 hourly

    • 4.8/5
    • (38 jobs)
    Hi, My self Yalla naveen completed masters in renewable energy and having an experience of 7 years in renewable field particularly solar power plants designing and engineering. A brief summary of my work as below. Preliminary engineering services 1) Evaluation of project location for Clients using Google Maps/ Near maps and solar asses solar radiation data with available data sources.METEONORM/SGIS/NASA 2) Preliminary designs using PV Syst/Helioscope/ Aurora / SAM / solar edge 3) Understanding the electricity bills for energy consumption and propose the required solar capacity and payback period/savings 4) Preparing the feasibility reports/detailed project reports/technical proposals. 5) preparing of pre bid engineering drawings like, Array layout/DCSLD/ACSLD/Estimation of generation for 25 years. 6) Cost estimation and bill of material for best LCOE. Detailed Engineering Designs : 1) Developing of engineering Please see my portfolio for master drawing list . 2) Single Line Diagram/ Wiring Diagrams/AC SLD/DC SLD/Overall plant SLD 3) general arrangement of panels detailed. 4) String Sizing calculation/ Voltage Rise Calculations/ Cable Sizing/cable schedule/cable route layout/trenches 5) Component sizing , PV panel, Combiner box, Inverter/PCU 6) Lightening protection ESE 7) Switch gear and Protection System Designs 8) Preparation of Bill of materials. 9) Designing of Main control room and inverter control room. 10) Drainage system design and fencing/boundary wall 11) All cables DC/AC/Communication and optical cables/Auxiliary cables 12) Earthing design and Earthing layout. 13) transformer sizing and switch yard design 14) LT/HT panel sizing and metering yard sizing 15) bay construction and power evacuation. 16) street lights and CCTV requirement. Please see my portfolio for MDL for list of drawings to prepared for solar power plant. Energy Management Services / functional guarantees/Commissioning 1) Performance ratio TEST and capacity utilization factor 2) Energy Monitoring & Reporting 3) Daily generation reports for analyzing the production. 4) Operation and maintenance 5) Lighting Control & Modelling Solar PV layouts by using PVcase and land topography, Environmental assessment reports for USA projects, Energy simulation softwares: 1. PVsyst 2. Heliosope 3. Solar edge/solar gis 4. SAM 5. Aurora
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    PV Evaluation
    PV System Design
    PV Sizing
    Detailed 3D Modeling
    Power Management
    Solar Farm Design
    Solar Energy Simulation
    Solar Design
    PVSyst
    Autodesk AutoCAD
  • $139 hourly

    • 4.2/5
    • (20 jobs)
    SSO - 15 years experience TIM/TAM/OAM/OIM/Siteminder and Identity Manager/Novell Access and Identity Manager/Jsso , ADFS , ShibbolethOpenam , OpenIBM , OpenDJ / Ping Access / Ping Federate Lots and lots of integration ADFS / SAML / OAuth / OpenID / Radius / Ldap REST/JSON/Cookies/BA/Cert/OAuth/Radius/Free Radius/header inject/Forms/SAML DEVOPS - Done about 10 projects in the last 4-5 years Prov - Terraform / Foreman / Kickstart / MASS CI - Jenkins/Bamboo CD - Ansible / Saltstack / Puppet / Chef Container - Docker / Swarm / Kubernetes Cloud - Aws / Azure / GCP / OpenStack Compile - Ant / Maven Monitoring - ELK / Collectd / Prometheus Languages - Bash/Python/Go Apps java/tomcat/jboss/apache/opendj/openam/memcached/redis.io/hazelcast nodes.js/hahoop/mondoDB/
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    API
    F5, Inc.
    User Identity Management
    OWASP
    Security Engineering
    Network Security
    Apache Tomcat
    Information Architecture
    Internet Security
    Linux System Administration
    LDAP
  • $20 hourly

    • 4.7/5
    • (35 jobs)
    I am a system administrator and enthusiast Open Source technology with over 15 years experience in the area. I believe that organizations need their computing platform and applications to offer all the advantages that enable them to perform their processes efficiently and effectively, so that they can grow and get more benefits. In addition, I also believe that the integration between all aspects, technical and human, allowed us to achieve all objectives. My skills include: * Linux (Centos, RedHat, Debian, Ubuntu, Suse), Unix (Solaris, HP-UX, Tru64), Microsoft * MySQL, PostgreSQL, SQL Server and SQL queries. * Administration AWS platform. * Monitoring With Nagios * Squid * VoIP ( Asterisk, Elastix and FreePBX ) * Iptables and firewalls. * Shell scripting in Linux and Unix. * Web servers administration * Backups with bacula * Virtualization with XEN, KVM, Hyper-V * WHM and Cpanel * Tuxedo and WebLogic, as middleware applications. In my projects, working hand in hand with the customer, since he is the owner of its processes, and acted only as a resource to resolve any incident or problem by offering my experience and showing the pros and cons of the solutions considered. Finally, I also offer the customer more information about the implemented solution, so that it can administer and manage it.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Bacula
    Squid
    Amazon EC2
    Mail Server Implementation
    Amazon S3
    Asterisk
    Unix System Administration
    AWS CloudFront
    Linux System Administration
    Postfix SMTP Server
    AWS Glue
    Apache Administration
    AWS CloudFormation
    AWS Lambda
  • $55 hourly

    • 4.9/5
    • (390 jobs)
    I am working: - 20+ years on IT - 10+ years on AWS Cloud projects I am a team leader of AWS Advanced Consulting in multiple projects. Self-starter who applies individual initiative to complete the job on time and provides operational and automation support with a 24/7 technical response team staffed by AWS.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Kubernetes
    Web Service
    Docker
    DevOps
    System Administration
    Amazon Web Services
    Terraform
    Ansible
    Solution Architecture
    Linux System Administration
    PHP
    CI/CD
    Linux
    Python
    MySQL
  • $47 hourly

    • 5.0/5
    • (9 jobs)
    Growing my life in DevOps | System & Network administration field. Where i love to face new challenges and mitigate those issue with smile. I have done multiple projects most of the projects related to WEB application. And i'm always ready to learn new things with hulk passion. I have achieved few certifications like AWS DevOps/Hashicorp Terraform/RHCE/RHCSA/OCA-Solaris11/MCITP.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Kubernetes
    Ansible
    CI/CD
    Terraform
    Amazon Web Services
    Security Management
    Python
    Web Host Manager
    Automation
    Bash Programming
    GitLab
    Linux System Administration
    DevOps
    Docker
    VMware Administration
  • $50 hourly

    • 5.0/5
    • (12 jobs)
    Oracle Solaris 10/11 and Linux Administrator, specialized in Oracle Solaris Cluster 3.x and 4.x in OVM for SPARC environment. I have implemented more than 20 Clusters between LDOMs On SPARC T-series. I have extended experience with the following technologies : - OVM for SPARC - ZFS, Split I/O, NPIV. - EMC Storages (VNX, Unity )
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    Proxmox VE
    Linux System Administration
    LDAP
    Bash Programming
    PfSense
    RAID Administration
    Ubuntu
    NGINX
    Apache HTTP Server
    Linux
    Server Virtualization
    System Administration
    CentOS
  • $20 hourly

    • 4.9/5
    • (35 jobs)
    Over the last 8 years, I have been involved in administration of large Hosting companies working as Linux, Windows administrator and have complete command over network and leading hosting softwares cPanel/WHM and Plesk. I have been involved in many web development projects as well and has a complete command over HTML/CSS and building dynamic systems involving PHP/MySQL/Javascript. I also have an excellent background and patience in providing highly professional and user friendly technical support through all major mediums like Email, Chat, Telephone and Ticket System.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    HTML
    SSL
    Ionic Framework
    Linux System Administration
    Web Hosting
    cPanel
    Mobile App Development
    WebHost Manager (WHM)
    PHP
    Web Development
    MySQL
    Windows Administration
    WordPress
    HTML5
    System Administration
    Microsoft IIS
  • $20 hourly

    • 4.8/5
    • (172 jobs)
    Try to hire me and you will see That I provide you high quality and within deadline. "Top Rated Plus" Freelancer with over 7 years of experience in customized software and complex solutions. WHY you wanna hire me ? 1_ I am not time waster so I only accept jobs that I am confident I will do it well and satisfy my clients need. 2_ i will take the complete hassle of development and testing so I will give you high quality tested code. 3_ I will give you a guarantee for anything inside our scope for 6 moths. 4_ I am always looking forward to building along term relationship with my clients not to hit and run. 5_ When I start working on the project I take the ownership and ready to do anything behind my client and I am loyal to my customers. I have hands on development experience with ChatGPT-3 ChatGPT-4 Backend ---- -PHP -PHP laravel -Node.js -SQL, NoSQL Frontend ---- -HTML, CSS, Javascript -Vue.js, React -Tailwind, Bootstrap, Material UI -Vuetify , Quasar - Cordova, Flutter -Firebase, Supabase Warranty && Availability && Quick response
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    Android Studio
    iOS
    Apple Xcode
    Mobile App Development
    Web Service
    SCSS
    Laravel
    React
    Firebase Cloud Firestore
    WordPress
    JavaScript
    HTML5
    Vue.js
    PHP
  • $30 hourly

    • 5.0/5
    • (6 jobs)
    Systems and Services Engineer, with 12+ years of working experience. Interested in researching, administrating, debugging, tuning and developing platforms running on UNIX like Operating Systems. Able to troubleshoot, identify and solve problems in software, network or kernel layer. Always willing to learn and experiment new technologies for creating high availliability platforms, that could described as "state of the art" or "cutting edge" technology. Specialties: • Unix Like Operating Systems Specialist (Solaris / Linux ). • TCP/IP Network technology • Very deep level of knowledge on Machines hardware and OS Kernels internals. • Troubleshoot/Tune/Debug; System Services, Operating Systems • Mail Services Expert, Qmail-Ldap Specialist. • Network: Cacti/MRTG, Nagios, Cisco Netflow • Databases: PostgreSQL / MySQL / Oracle / LDAP. • Programming: Perl, Ansi C, bash, awk, sed, php etc • Internet Services: mail, http, radius, ftp, ssh, irc etc.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Oracle Sun Ray
    Firewall
    Iptables
    TCP/IP
    DNS
    PostgreSQL
    MySQL
    VMware Administration
    C
    PHP
    Perl
    Bash
    Unix Shell
    Unix System Administration
  • $30 hourly

    • 5.0/5
    • (49 jobs)
    I like troubleshooting issues and solving those issues to a successful conclusion I have worked for many large Global and National ISPs in Network/Systems administration, I am a seasoned IT veteran who is well versed in almost all aspects of Network and Systems administration. DNS and Email management are specialties. I'm currently based in the U.K., but am available in most time zones. I have lived and worked in the U.K., Ireland, Canada and the US Fluent English Speaker
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    Email Security
    cPanel
    Email Deliverability
    PfSense
    OpenVPN
    SMTP
    Sendmail
    PHP Script
    Postfix SMTP Server
    Asterisk
    Scripting
    Linux
    DNS
    Google Cloud Platform
    IPv6
  • $56 hourly

    • 4.9/5
    • (60 jobs)
    🏆 TOP RATED PLUS 🏆 I'm Certified DevOps/SysOps Engineer, Specialized in Providing Cloud Migration Solutions, Creating Continuous Delivery Solutions and Providing all kind of DevOps & AWS/GCP/DigitalOcean/Azure/OCI Cloud Services. Professional with 12+ years experience as a DevOps/SysOps Engineer with extensive experience in AWS/GCP/DigitalOcean/Azure/OCI cloud providers. I have worked through all the different phases(developing, automating, operating and migrating infrastructure) of an application. Following are the tools I have good hands-on experience with: Containerization & Orchestration Tools: - Docker - Kubernetes (GKE, EKS, AKS, DOKC) - OpenShift - Docker Swarm Source Control: - AWS CodeCommit - Bitbucket - GitLab - GitHub CI/CD: - GitHub Actions - AWS CodeDeploy - ArgoCD - Jenkins - GitLab CI/CD - BitBucket Pipelines - CircleCi IaaC: - Terraform - AWS CloudFormation - AWS SDK - Chef - Ansible - SaltStack Ticket Management: - JIRA - ClickUp - Asana - SNOW Web Servers: - APACHE - NGIXN - IIS - Oracle Weblogic Server Proxy Servers: - HAProxy - NGINX - Oracle HTTP Server Scripting Languages: - PowerShell - Bash - Python - BAT Databases: - MSSQL Administration - MySQL / MySQL Aurora - Oracle Database - Postgress Monitoring & Notification: - CloudWatch - DataDog - Grafana - Splunk Caching: - Redis - Memcached Thanks Arsalan
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    Database
    Cloud Computing
    CI/CD Platform
    Kubernetes
    Automated Deployment Pipeline
    Cloud Migration
    CI/CD
    Containerization
    Scripting
    Terraform
    DevOps
    Linux System Administration
    Solution Architecture
    Amazon Web Services
    Google Cloud Platform
    Linux
  • $40 hourly

    • 5.0/5
    • (18 jobs)
    Twenty-five years of experience in embedded software. Smart Home Automation Consultant & Integrator POS software, EMV, PCI, ISO8583, ISO7816, DUKPT etc... RSA, ECC Linux, UNIX, C, C++ Pentester of POS hardware/software I like working in embedded hardware and creating new solutions, extending the base functionality of the original software/hardware Fuel Dispenser protocols Wayne, Gilbarco, Tokheim, Tatsuno, IFSF Tekelek ATG Fuel Tank Gauges Hydrogen/GPL dispensers POS apps in PAX, Ingenico, NEXGO and others Vending machines, MDB, Executive Extensive experience in debugging resource-constrained systems. RTOS, NuttX, FreeRTOS PLC Systems emulation Code porting ATtiny13, ATtiny45, ATtiny85 Pos terminal development MAX32660 MAX32520 ChipDNA STM32MP157C Kinetis Cypress PSOC6 ISO 11783 Emulator windows CE DOS Programming FreeRTOS, Gemalto, Nitrokey, Sentinel, HASP Raspberry CM4, CM3, Compute Module Jetson nano development and firmware OCPP Fire alarm systems conventional/addressable firmware Hitachi H8, TV Set Top Box USBTMC Hp-Ux, HpUX Allwinner Sunxi EVSE firmware RSL10 OSDP i.MX6, i.MX7, i.MX8 Lonworks echelon CORE3566, rockchip 3566 WaveShare ESP32-C6 ESP32-C3
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    FreeRTOS
    Linux
    Firmware Programming
    Raspberry Pi Firmware
    Driver Development
    STM32
    Real-Time Operating System
    Firmware
    Reverse Engineering
    Cryptography
    Embedded System
    Embedded C
    Embedded Linux
    C++
    C
  • $25 hourly

    • 4.5/5
    • (17 jobs)
    I'm a certified UNIX/Linux System Administrator with over 7 years of experience with hands-on experience in the administration and management of Solaris 10 operating systems and Red Hat Enterprise Linux 6; 7 & 8. I'm an expert in Ansible playbooks. I'm jovial, enthusiastic, and easy to communicate with. I have worked on projects which involved UNIX | Linux | Ansible | Shell Scripting | Docker | Podman | Performance Tuning | SOLARIS 10 | RHEL 6, 7 & 8 | LVM | HTTPD | LDAP | SAN | NAS | TCP/IP | DHCP | DNS | NFS | SSL/TLS | SMTP | SAMBA | Haproxy You'll love working with me, I'm just a call away.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Docker Swarm Mode
    CI/CD
    Ansible
    Debian
    Kernel-based Virtual Machine
    GitHub
    Network File System Administration
    PHP
    Instructure CANVAS
    SSL
    Postfix SMTP Server
    Linux System Administration
    LDAP
    CentOS
    Server Virtualization
  • $45 hourly

    • 5.0/5
    • (10 jobs)
    A Senior Oracle and SQL Server DBA offering 25+ years of experience supporting business solution software and analyzing business operations. Aiming to utilize my strong prioritization skills and analytical ability to achieve the goals of your company. Experience on architecture, design, security, tuning and implementation of databases for Banking, Automotive, Telecommunications and Financial Industries. Involved in coordination of distributed teams (Developers, Project Managers and Customers) to increase productivity and reduce turnaround times. Great experience working with customers and managing projects and implementing our products at the customers environments. Assist customers during their testing process. Seeking a position where my experience and capabilities can be used to contribute to a company's objectives.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Microsoft Windows
    Korn Shell
    Oracle Database Administration
    Microsoft SQL Server Administration
    Oracle PLSQL
    Database Management
    Linux
    Database Administration
    ETL
    Business with 100-999 Employees
    SQL
    Microsoft SQL Server
  • $60 hourly

    • 5.0/5
    • (36 jobs)
    Linux user since 2001, working System Admin experience since 2008. DevOps Engineering since 2014, but used DevOps and SRE practices before I knew the words DevOps and SRE. Used Software Engineering skills in Linux administration (writing repeatable scripts ) since I started using Linux. Some of my skills and tech I have long experience with: - Linux , CentOS and RHEL, Debian, Ubuntu. Fedora. FreeBSD, Solaris, CoreOS, OpenWRT, IBM AIX, Oracle Solaris, Mikrotik, Terraform, Ansible, GitLab, git, Github, Jenkins, Vagrant, Packer, LXC, LXD, CRI-O, Podman. Docker Swarm Docker Compose, Kubernetes kubespray, kops, kubeadm kubeinit, OpenShift, Knative, Nomad, KubeVirt, AWS, Google Cloud Platform, DigitalOcean, Rackspace, IBM Cloud, Linode, ManageIQ (CloudForms), KVM, Xen, VirtualBox, VMware, oVirt, libvirt, bhyve, Proxmox, Solaris Zones, RH Satellite (Foreman + Katello), MaaS, Juju, Kickstart, Ceph, Gluster. Stratis. OwnCloud. Bash, Python, Ruby, Java, C, Go, Rust, Groovy, Graylog, Prometheus, Nagios, Graphite, Kibana, Fluentd, fluentbit, Icinga, Zabbix, Elasticsearch, Logstash, MySQL, PostgreSQL, MariaDB, Cassandra, CouchDB, Etcd, OpenVPN, pptpd, WireGuard, Istio, nginx, apache gttpd, Tomcat, Jboss, Asterisk, WebRTC Worked with AI companies many years.
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Linux System Administration
    Computer Network
    Terraform
    Google Cloud Platform
    PostgreSQL
    Python
    OpenShift
    Elasticsearch
    Amazon Web Services
    GitLab
    Ansible
    KVM Virtualization
    Jenkins
    DevOps
    Kubernetes
  • $40 hourly

    • 5.0/5
    • (7 jobs)
    - A senior system engineer who is constantly learning new technologies and seeking new challenges. - Experienced in differnet infrastructure areas (operaing system, storage, virtualization, clustering,..) and different vendors (EMC, HPE, VMware, Oracle and Dell). - Have been working in different roles in Vodafone Egypt for the last five years planning, implementing and supporting major platforms (payments, charging, mediation, VAS, messaging and bigdata).
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Grafana
    Linux
    Virtualization
    Ansible
    VMWare
    Unix System Administration
    Red Hat Enterprise Linux
    Linux System Administration
    NGINX
    Bash
  • $20 hourly

    • 4.7/5
    • (92 jobs)
    Greetings, ✔ 24/7 (Send invitation / offer / text me on Upwork). 🟢 Available 🏆 TOP-RATED & HIGEST Recommended Freelancer on Upwork ★★★ Project Management Consultant - PMP Certified ★★★ Over 90+ Projects completed on UPWORK ★★★ highest recommendation of repeated clients 👉 I have completed my graduation - BSc in Mechanical Engineering and Master's in Energy Engineering specialization & also working as a Project Manager for the last 10 years. 🏆Project Management | Virtual Assistant | Microsoft Excel Expert | CRM Expert | Business Consultant | Monday.com | Smartsheet | AirTable | Asana | ClickUp | JotForm | TypeForm | Uworld.com | Planning Engineer | Scheduling | Primavera P6 | Planner | Scheduler | Work Flow Management | Zapier | Trello | Highlevel | PipelinePRO 🏆 👉 Available full time for bulk-size projects, more than 60 hours a week. If you have any questions in your mind regarding work terms, feel free to reach out. 🏆 90+ Project's has been completed on Upwork 🏆 Design, setup and implementation of company processes. 🏆 Building workflows, team coordination and performance reporting infrastructure. 🏆 Setup and consolidation of multiple project management and communication tools. 🏆 Create Database Sheets, Reports and Dashboard's 🏆 Trouble shooting, integration 👉 My Core services for my Valuable Customers as Below; ✅Zapier / Integromat 🔛 1️⃣ClickUp 2️⃣Smartsheet / Notion PMP 3️⃣Monday.com / Make.com 4️⃣Microsoft Excel 5️⃣AirTable/Gohighlevel Expert 6️⃣Asana / PipelinePRO 7️⃣Spreadsheet 8️⃣CRM / Xero / Bookkeeping / Accounting 9️⃣JotForm / TypeForm / File Management 🔟Project Management (Dashboard - Workflow's - Automation) ✔ Accuracy ✔ Best Quality ✔ Hardworking ✔ Quality ✔ Honesty ✔ Satisfaction ✔ Trustworthy ✔ Quick Job Completion ✔ Good Communications Skills 🖱️🔼---INTEGRATIONS---🖱️🔼 👉 Experienced integration/Automation with Make.com 🔳 Software Expertise 🔳 ☑️ Primavera P6 / Microsoft Project ☑️ Microsoft (MS) Power Bi ☑️ Asana, Monday.com, Click Up, Smartsheet, AirTable ☑️ Microsoft Dynamics 365, SAP ⭕CRM Software Expert 1️⃣Zoho CRM 2️⃣HubSpot 3️⃣SalesForce 4️⃣Zendesk 5️⃣Pipedrive 6️⃣Mailchimp 7️⃣Insightly 8️⃣Microsoft Power BI Please note that I have a paid business account with Smartsheet which helps me to service my clients. ⭕CRM Software Expert ⭕Monday.com - AirTable Expert / Certified ⭕Smartsheet Expert / Certified ⭕ Microsoft Excel Expert / Certified ⭕Uworld.com ⭕JotForm - TypeForm - Expert ⭕Primaver P6 / Scheduler / Planner 📈 ⭕Microsoft Project 📉 ⭕Work Flow Management ⭕Microsoft Dynamics GP, Dynamics CRM, NAV, RMS/ POS ⭕Status Report ⭕Project Scheduling ⭕Workflows ⭕Dashboard ⭕Zapier/Integromat ⭕Create Milestone Projects on Smartsheet ⭕Automate Smartsheet by making linkage several sheets into one sheet ⭕Create Awesome Dashboard at Smartsheet ⭕Smartsheet (Building Forms, Automation, and Dashboard Views) 👉 🔵🌐🌍Smartsheet🔵🌐🌍 ✅Maintaining a comprehensive resource forecast for all projects using the Smartsheet Resource Manager tool ✅Providing reporting internally and to clients on project costs, escalating any budget issues ✅Ensuring that all consultants are accurately completing their time entry ✅Supporting the onboarding of new employee ✅Preparing monthly reporting on project resources ✅Onboarding new projects into PMO systems ✅Supporting improvements on Smartsheet ✅Maintain Smartsheet Resource Manager 👉 💻---------Our application experience includes---------💻 🔵Microsoft Office, Google Suites, Adobe Suites 🔵CRM systems (Microsoft CRM, Pipedrive, Hubspot) 🔵Graphic Design tools (Photoshop and Canva) 🔵Email Marketing tools (Mailchimp, Mailerlite, Constant Contact) 🔵Social Media Management Platforms (Buffer, Hootsuite) 🔵Timekeeping/financial software (Quickbooks Online, and ADP) 🔵Business Management Systems (Dubsado, Honeybook, Plutio) 🔵Project Management Systems (ClickUp, Trello, Asana, BaseCamp, Airtable) 🔵ClickUp Workspace / Monday.com Workspace 🔵Notion / Taxdome ✔Ability to manage and lead multiple projects coordinating with multiple business units with consistent results. ✔Exceptional organizational, analytical, and managerial skills combined with technical knowledge and proven effectiveness working with. ✔Dedicated and committed, willing to take on challenging roles and tough assignments, and work to meet tight deadlines. ✔I put clients first and aspire to deliver consistently high-quality, cost-effective services. ✔All the work I complete is unique and is customized to the client's wants and needs. 👉 Facts: ★Years Experience – 10+ ★Verified Client Reviews (5/5 Stars) – 80+ 💡 Let's take your Business to the next high 💡 💥💥Reach out to me so that we can work together and grow together as professionals.💥💥 💥💥I'm truly love helping busy business owners streamline processes that bog them down, so they can focus on what they enjoy.💥💥 Thank you for having a look at my profile. Looking forward to your Invite - 📨 👍
    vsuc_fltilesrefresh_TrophyIcon Solaris Administration
    Microsoft Dynamics GP
    Personal Administration
    Virtual Assistance
    Communications
    Executive Support
    Microsoft Excel
    Asana
    ClickUp
    Digital Project Management
    Process Optimization
    Administrative Support
    Project Management
    Smartsheet
    Automation
    Dashboard
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