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Hire the best Red Hat Enterprise Linux (RHEL) Specialists in Bangladesh

Check out Red Hat Enterprise Linux (RHEL) Specialists in Bangladesh with the skills you need for your next job.
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  • $50 hourly

    • 5.0/5
    • (75 jobs)
    Asterisk | Kamailio | FreePBX | Big data | AWS |Azure |GCP | Linux | Unix | Ubuntu | Debian | Puppy | VoIP Expert | IBM Watson | Google API | A2Billing | WebRTC | PHP | JSP | MYSQL | Oracle|Ansible|Docker Thanks for looking at my profile! I'm an IT Engineer offering more than 15 years of professional-level experience. I have deployed many Enterprise and Mid-Size Cloud, Network, and VoIP solutions worldwide. I am a professional Freelancer under a single roof with excellent communication skills, a fast learner, computer literate, can handle multitasking work and a very reliable contractor. Particularly interested in client/server and relational network design & develop using C/C++,Java,Php and C#. Always been interested in migration projects, as well as close interaction with the VoIP platform. I am always eager to provide quality work to my honorable clients. Hourly or fixed-price contract rates are negotiable depending on the work. I’m always working in a friendly environment so that we can make long-term business relationships, and feel honored to have a continuously growing list of happy clients with positive feedback on my work. I will do my best to satisfy my clients to the fullest. Do not hesitate to ask any questions you may have or discuss any ideas I may help you with. I am very easy to talk with.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    VoIP Software
    Natural Language Processing
    MySQL
    Linux System Administration
    Telecommunications Engineering
    IBM Watson
    VoIP Administration
    Asterisk
    FreePBX
    Session Initiation Protocol
    Red Hat Enterprise Linux
    VICIDIAL
    Google APIs
    Amazon Web Services
  • $30 hourly

    • 4.8/5
    • (21 jobs)
    Hello! I am a highly skilled Linux Systems Administrator with over a decade of experience in managing various permanent and project-based organizations. Throughout my career, I have excelled in implementing and maintaining robust infrastructure and applications. I provide comprehensive assistance in configuring and resolving issues with your Linux system, catering to all your hosting, mail, web, DevOps, and cloud needs. My Services: Linux System Configuration for Hosting: I'll meticulously configure your Linux system for robust hosting environments, including web servers, database servers, and essential services. Expect optimal performance, enhanced security, and seamless scalability. Mail Server Configuration: Rely on my expertise to set up and configure mail servers on your Linux system using popular mail transfer agents (MTAs) like Postfix, Exim, and Sendmail. I'll streamline your email system with domain-based routing, effective spam filtering, and DKIM/SPF/DMARC authentication. Web Server Configuration: I specialize in configuring renowned web servers (Apache, Nginx, LiteSpeed) on your Linux system. Enjoy optimal performance, robust security, and unwavering reliability for your web server. Troubleshooting and Debugging: Count on my swift expertise to diagnose and resolve Linux system issues related to hosting, mail, web, DevOps, or cloud operations. I possess the necessary tools and proficiency to effectively troubleshoot and debug your Linux system, addressing software conflicts and performance concerns. Security Hardening: I will implement best practices for securing your Linux system, including user accounts, firewalls, patches, and other security measures. Performance Optimization: I will fine-tune settings, optimize services, and identify performance bottlenecks to improve system performance. Custom Linux Solutions: I can create custom solutions tailored to your specific requirements. DevOps Configuration: Seamlessly integrate DevOps tools and practices into your Linux system. I'll configure version control systems (e.g., Git), establish CI/CD pipelines, enable containerization with Docker, and orchestrate operations using cutting-edge tools like Kubernetes. Cloud Configuration: Entrust me with configuring your Linux system for cloud environments (AWS, Azure, GCP, etc.). I'll expertly set up virtual machines, networking, storage, and other crucial cloud services, ensuring flawless application operation in the cloud. Why Choose Me? - 15 years of experience in Linux system administration. - In-depth knowledge of various Linux distributions. - Quick and efficient troubleshooting skills. - Strong commitment to security best practices Don't let Linux system configuration and troubleshooting for hosting, mail, web, DevOps, and cloud operations hinder your progress. Allow me to handle it for you! Get in touch now to discuss your Linux system needs and experience seamless operation in your hosting, mail, web, DevOps, or cloud environment.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Google Workspace Administration
    Proxmox VE
    Technical Support
    Docker
    Cloudflare
    Red Hat Enterprise Linux
    Linux System Administration
    Backup & Migration
    cPanel
    Web Server
    Website Migration
    Office 365
    NGINX
    DNS
    Windows Server
  • $100 hourly

    • 4.8/5
    • (13 jobs)
    Experienced Linux Talent Ready to Provide Remote Services. With over 15 years of expertise in Linux server administration, cloud infrastructure, automation, and security. I'm here to assist you with top-notch remote support tailored to your needs. My expertise includes working with various Linux distributions, such as Red Hat, CentOS, Ubuntu, and Debian. I am also experienced in cloud platforms, such as DigitalOcean, AWS, Google Cloud and Microsoft Azure. I am available to work on a project basis, as well as to provide ongoing support and consultation services. My goal is to help you optimize your Linux systems and infrastructure, reduce costs, and improve your overall efficiency and productivity. Feel free to reach out in the Upwork workroom if you have any questions, or simply click 'Consultations' to move forward. Looking forward to collaborating with you :)
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    System Automation
    System Administration
    Git
    System Hardening
    Red Hat Enterprise Linux
    GitLab
    Debian
    Unix System Administration
    GitHub
    Linux System Administration
    DevOps
    CI/CD
    Linux
    CentOS
    Ubuntu
  • $40 hourly

    • 5.0/5
    • (7 jobs)
    I am Red Hat Certified Engineer (RHCE) & Microsoft Certified Solutions Expert (MCSE) and have more than 7 years of experience in managing server infrastructures and operations across Linux, Unix, and Windows platforms. • In-depth knowledge and experience in Server Administration & IT Infrastructure. • Experience in Linux, Unix, Windows Server Operating Systems, and utilities. • Experience in Continuous Integration and Deployment using various CI tools like DevOps tools like Ansible, Docker, Git, Nagios, etc. • Good knowledge of container-based deployment using Docker, Docker Hub, Docker registers, and working on Docker images and Kubernetes. • Created virtual environments that involved VMWare ESXi, Proxmox, KVM, OpenVZ • Monitoring of servers and network equipment based on Zabbix, Cacti, Nagios, • Experience in network administration (Mikrotik, Cisco, Firewall) devices. My server administration expertise includes: - Linux (RHEL, Centos, Oracle Linux, Ubuntu, Debian) - Unix (Solaris/AIX/HPUX) - Windows Server 2019, Windows Server 2016, Windows Server 2012 - WHM : cPanel, Plesk, Webmin, Centos CWP - Virtualization: RedHat Virtualization, VMware (ESXi, vCenter), Hyper-V, Oracle VM VirtualBox Services: - Linux/Unix Services: NFS, Samba, Proxy, LDAP, Install SSL Certificate, Let's Encrypt Certbot SSL, Web Server (Apache, Nginx), FTP/SFTP, System Logging (rsyslog), DNS (Authoritative, slave, cache), NTP, DHCP, SSH, Firewalld, IPTables, SELinux, ACL, Resource Limits, Kernel Parameter, etc. - Windows Services: Microsoft Exchange Server, Active Directory, Office 365, DNS Server, DHCP Server, File & Storage Services, etc, - Bash Scripting, PowerShell Scripting. - MTAs: Postfix, qmail, Sendmail, zimbra, iRedMail, Webmin. - Storage: LVM, iSCSI, NAS, SAN, Software RAID, ASM Disk Management. - Cloud: Amazon Web Services (AWS), Google Cloud, Azure, DigitalOcean, Vultr, etc. - DevOps: Ansible, Docker, Git, Nagios - Application Deploy: Vue JS, Laravel, Node JS, WordPress, Joomla, Custom CMS, etc. - Database Administration: MySQL, Mariadb, PostgreSQL - Networking: Firewall, Mikrotik, CISCO, Switches
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Red Hat Certified Engineer
    Red Hat Enterprise Linux
    Linux System Administration
    Web Server
    Windows Server
    Microsoft Active Directory
    Ansible
    Microsoft IIS
    WordPress
    Docker
    Ubuntu
    SSL
    VMWare
    MySQL
    Linux
  • $80 hourly

    • 5.0/5
    • (129 jobs)
    A result-driven IT professional with extensive experiences in multi platforms (Network, Systems & Firewall as well as Email Deliverability Platforms) engineering, administration and support with total working experiences in Singapore (6 years 8 months) and in Bangladesh (5 years 10 months). In-depth expertise in the implementation, analysis, optimization, troubleshooting and documentation of global network, firewall and systems as well as monitoring network platform that capitalizes on expertise in CISCO Routers/Switches, ASA, Checkpoint, Juniper SRX (Firewalls and Routers), Fortigate, Sonicwall, Monowall, IPTABLES firewalls, Linux/Unix (RedHat, Debian, SUSE, BSD, CENTOS, FC, Ubuntu), Windows 2000/2003/2012R2 platform, F5 LTM/GTM devices, Nokia checkpoint (Provider1 and Smart Manager). Dedicated to pursue further challenges in the field of Network & Security as well as System Administration/Engineering wherein my skills and knowledge will be highly developed and utilized. Maintain focus on achieving end-results while demonstrating strategic problem solving skills and ability to follow through multi-tasking job. Scope of Intervention • Installation (Routers, Switches, Servers, Patching, Applications, Firewalls etc) • Troubleshooting (Network, Firewalls, Systems, Apps etc) • Test & Commissioning (Network & Security projects for Routers, switches and firewalls & COLO servers) • Troubleshooting of Email Marketing platforms (Sendgrid, Mailchimp, JangoMail, AWS SES etc. as well as company hosted SMTP servers with Postfix, PowerMta, Exim and any other MTA issues for official Email Platforms or Bulk sending platforms. • Monitoring (Nagios, Opsview, Solarwinds, Cacti, HPNA, ENM, APPSVIEW, • BMC Proactive, Intermapper, HP Netcool, Splunk, eHealth, Sitescope etc.) • Ticketing – (Jira, Maximo, Salesforce etc.) • Documentation and Diagrams – (Sharepoint, Visionael and MS Visio etc) • Global Meetings (For projects and troubleshooting) Industries & Specialties • Telecommunication (VoIP and SMS) • Solutions Provider (Network & Security) • Managed Services Provider (Network, Security, Servers & applications) • Bank Network Infra (Network, Security & Systems)
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    TCP/IP
    Cisco ASA
    Customer Relationship Management
    Red Hat Enterprise Linux
    Firewall
    Email Deliverability
    VPN
    Cisco Certified Network Associate
    Google Workspace
    Network Engineering
    Network Monitoring
    Systems Engineering
    SMTP
    Ubuntu
    Windows Server
  • $20 hourly

    • 5.0/5
    • (21 jobs)
    Hi, I am Mithun Mallik. I am a Systems Engineer. My area of experience in Computer Networking & System Administration. My total working experience are is more than 10 years. Last 2 years I am working in a Network and System Solution provider company. In previous I was in ISP. My working area is bellowed. # Router (Cisco:- ISR, ASR | Mikrotik :- 1072, 1036, 1100, etc.. ) # Switch (Cisco:- Nexus- 2k to 9k | Catalyst Switch :- 9500 to 9200, 6504, 4500, 3850, 3650, 2960 |Small business ) # Firewall ( Cisco :- FTD, ASA, | Sophos |Pfsense |MX-100 ) # Routing ( BGP :- iBGP, eBGP | OSPF | RIP | EIGRP ) # Backbone Solution using MPLS # Other ( PBR | IPSLA | ACL | HA | VPC | VRRP | HSRP | IPSec | IPIP | PPTP | L2TP | EoIP | GRE | Port Channel | NAT | PAT Etc...) # WiFi (Cisco WLC and AP |Meraki MR36, MR52) # LAB practice Software (Packet Tracer | GNS3 | EVE-NG| PNETLab) ======= # Linux ( Redhat |Centos |Debian |Ubuntu ) # Linux Application ( DNS:- Primary, Secondary | Mail :- Zimbra, Postfix | Web : - Apache, WHM, cPanel, nginx, Word Press | FTP | Tacacs+ | Free Radious | Samba etc...) # SSL certificate install using payed SSL or Free SSL # Monitoring Tools (Nagios | Observium | SolarWinds | Zabbix | Cacti | LibreNMS) # Virtualization (vSphere 8 | vCenter 8 | Esxi- 6.7 to 5.5 |vCenter-6.7 | Vmware Workstation | Virtual Box) ======= Network Automation using Python ======= WAZUH Nessus NMAP Greenbone OpenVAS
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Network Monitoring
    MikroTik RouterOS
    Linux System Administration
    Red Hat Enterprise Linux
    Network Security
    Network Engineering
    VPN
    Kubernetes
    Cisco Router
    Sophos Sophos UTM
    Cisco Meraki
    Cisco IOS
    VMWare
    System Administration
    Python
  • $15 hourly

    • 5.0/5
    • (66 jobs)
    - Linux Server Issue (Web server, Mail Server, VPN/Proxy Server, DNS Server etc) - Linux VPS / Dedicated server issue (DigitalOcean, Linode, Vultr, OVH, AWS) - Windows Server (Same As Linux) - Web hosting Control Panel (cPanel WHM, VestaCP, Webmin, Virtualmin, CentOS Web Panel, Plesk etc) - SSL / TLS Support (Free SSL, Let's Encrypt Or Any Paid SSL) - Email SPAM Help - Email Inbox Delivery Help - Email marketing tools help - DNS Support - Cloudflare DNS Support - Virtualization Server Setup Support
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    MySQL
    Red Hat Enterprise Linux
    Web Server
    PHP
    Postfix SMTP Server
    SMTP
    Linux System Administration
    Mail Server Implementation
    Email Communication
    cPanel
    Amazon Web Services
    Linux
    DNS
  • $15 hourly

    • 0.0/5
    • (0 jobs)
    🚀 Welcome to my coding realm! I'm your go-to expert for all things WordPress, PHP, Email Templates, and Linux Servers. With a passion for clean and efficient code, I bring a versatile skill set to the table. Let me take you through what I have to offer: 💡 WordPress Magic: As a seasoned WordPress specialist, I excel in identifying and swiftly resolving a spectrum of issues. ✅ Any type Theme customization ✅ Whether it's tackling SSL concerns ✅ Addressing migration challenges ✅ ensuring responsive design ✅ 404error500 issue: Internal server error ✅ Wordpress update failed ✅ Plugin not work as it shown ✅ Troubleshooting common errors to handling multi site complexities ------I'm your WordPress go-to------ 🔄Shopify All Service ✅ Store Setup and Configuration ✅ Theme Customization ✅ Migration to Shopify ✅ Ongoing Maintenance and Support ✅ SEO and Performance Optimization ✅ Product and Inventory Management 📧 Email Template Extraordinaire: I Discover email Temple design, Automation campaign on platform ✅ Mailchimp ✅ Brevo(Sendinblue) ✅ Kalviyo ✅ If Your Choice Handcoded Html email template. 🖥 Linux Server : From optimizing server response time to handling any server-related issues. ✅ Installation and setup any Linux server ✅ DNS Setup and Configure ✅ Apache, mysql, nginx configure ✅ Upgrade PHP Version ✅ Error handling 🛠 Problem Solver by Nature: →Q: Encountered a white screen of death? Dealing with malware or login troubles? →A: I thrive on troubleshooting and resolving issues swiftly, ensuring your online presence remains uninterrupted. 🌟 Collaboration Commitment: With a commitment to delivering excellence, I'm ready to collaborate with you on your projects. Let's build, optimize, and elevate your digital presence together. →----------Let's connect and discuss how I can bring my expertise to your projects----------←
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Shopify Website Design
    Klaviyo
    Sendinblue
    Mailchimp
    PHP
    JavaScript
    CSS
    HTML5
    Email Marketing
    Red Hat Enterprise Linux
    Linux System Administration
    Linux
    WordPress Development
    WordPress Customization
    WordPress
  • $15 hourly

    • 0.0/5
    • (0 jobs)
    Hi welcome to my profile. My name is Nazrul. I have included real screenshots into my Upwork profile as a portfolio that prove my technology capabilities and help you understand whether I am fit for your job. I will help you with DevOps job: Dockerize app, Docker container deploy on Kubernetes Setup GitHub action CICD, Gitlab CICD Setup Kubernetes, AWS EKS, ECS, GCP Kubernetes Ansible, Terraform, Bash scripting Apache and Nginx web server setup and Configure Mysql, Mariadb, and Postgresql database setup PHP, Laravel, Python, Django, Nodejs, Java Tomcat software installation and setup DNS entry Security setup ensure AWS, Google Could Platform, DigitalOcean, Linode, Vultr, Contabo setup Database Backup Load balancing, AutoScaling SSL Certificate setup Here is my technology expertise. If I apply for your job, I'm confident to submit the job properly and on time. Please send me a message so that we can discuss it more.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Red Hat Enterprise Linux
    Apache Tomcat
    Plesk
    NGINX
    Docker Compose
    Amazon ECS
    Docker
    Azure DevOps
    DigitalOcean
    Google Cloud Platform
    Amazon EC2
    GitHub
    Tech & IT
    cPanel
    Linux System Administration
    Web Hosting
    Ubuntu
    CentOS
  • $9 hourly

    • 0.0/5
    • (0 jobs)
    Professional Summary: Experienced IT Infrastructure Manager with over 23 years of expertise in managing and optimizing IT systems and networks. Proven track record in leading remote teams, implementing cloud solutions, and ensuring cybersecurity. Adept at strategic planning, project management, and improving infrastructure efficiency.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Kali Linux
    Red Hat Enterprise Linux
    Backup
    Disaster Recovery
    Windows 11 Administration
    Cloud Migration
    Microsoft Azure
    Office 365
    Windows Server
    Customer Support
    Cisco
    Fortinet
    Group Policy
    Microsoft Active Directory
  • $10 hourly

    • 5.0/5
    • (22 jobs)
    Hi, I am Sazedur Rahman, working as a System Engineer for Linux/Unix-like OS Based Systems in a Reputed Financial Organization. I am new to Upwork but have more than five years of profound Experience in Linux/Unix System Administration, Configuration, Server Security and Automation. Completed various Live projects such as Authoritative DNS, DNSsec, Caching DNS, Zimbra Multi-Server Mail Solution, Multiple Web Server using Apache and NGINX, Local Repository for Linux Distributions Like- CentOS/Ubuntu & EPEL/Zimbra/RemiPHP, File Server Integrated with Windows AD for more than 8K Users, IPA Server, NTP Server, Cockpit Server, Secure File Sharing with Next Cloud. Expertise in - Linux Server Configuration- Web, Mail, DNS, Virtual Hosting, Samba, NFS, FTP, HA Cluster, Apache/NGINX with SSL/TLS, Gluster Storage (GFS2), Zimbra Mail Server, Red Hat Satellite, Spacewalk (open-source systems management), Linux System Security - Firewalld, iptables, fail2ban System Automation using- Shell Scripting, Ansible, Python Linux System Penetration Testing using OpenSCAP. Virtualization- vmware, rhev, kvm Kubernetes, Docker, Container Also certified as CCNA, RHCE, RHCVA & RHCA (Red Hat Cert ID: 160-039-582).
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    VMware Administration
    Kubernetes
    Cluster Computing
    VMware ESX Server
    Server
    DevOps Engineering
    Automation
    Bash Programming
    Red Hat Certified Engineer
    Linux System Administration
    Red Hat Enterprise Linux
    Docker
    System Deployment
    CentOS
    Linux
    Python
  • $20 hourly

    • 0.0/5
    • (0 jobs)
    Data Extruction, Data Visualization, Python, Data clean, Machine Learning, ML Modeling, Data Scientist, Linux, Networking, Mikrotik, Matlab, Excel, Seismic Recording Observer, Electronics.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Microsoft Power BI
    Microsoft Power BI Data Visualization
    Stock Price Prediction
    Predictive Model
    Data Visualization
    Data Analytics
    Data Modeling
    Data Extraction
    Data Chart
    Data Cleaning
    Data Science
    MATLAB
    Red Hat Enterprise Linux
    Microsoft Excel
  • $15 hourly

    • 0.0/5
    • (0 jobs)
    * Over 5 years of On-prem work experience in TIER III datacenter * Over 3 years of Public/ Private Cloud work experience. * Cloud VM/ EC2 instances with proper networking and storage. * Windows Server with Roles and Features * Linux server OS with Mail, Web, FTP, EMAIL, DNS, DHCP, YUM, Cacti, Nagios services. * Switching: Cisco, Juniper, BDCOM, Quanta, Huawei etc * Routing: Cisco, Juniper, MikroTik, vyOS etc * Firewalls: FortiGate, PaloAlto, Juniper SRX, MikroTik, pfSense etc, * Wifi: Cambium, Ubiquiti, TP-Link, D-Link Tenda, Netgear etc * Security: WAF, Site-to-site VPN, Remote Access VPN, OpenVPN, PCI-DSS, OpenSCAP etc * Monitoring and troubleshooting of various services. Professional Experiences: * Currently working as an Assistant Manager (Systems ) at a well-reputed Data Center company doing Typical Level 3 / Core infra and system-related tasks. Professional Certifications: * Red Hat' RHCE, RHCSA * Microsoft' MCSA, Azure Administrator Associate (Az-104) * Cisco' CCNA * MikroTiks MTCNA * WHM & cPanel' CWSA also participated in Certified Ethical Hacker (CEHv9) course for cybersecurity skills. Skills haven't mentioned: * Implementing technologies protocol like VXLAN, VLANs, STP, RSTP, PVST+, inter-VLAN, SSH, IGRPv2, DHCP, OSPFv2, BGP, etc. * Providing offensive securities like HTTPS, SSL, Captcha Authentication, 2FA Authentication, DDos protection, CSRF protection, inbound/outbound email protection, etc. * Designing infrastructures in Microsoft VISIO for better security and compliance. Academic Qualification: * B.Sc. in Electrical and Electronic Engineering (EEE) at Daffodil International University. Please consider inviting me to apply for your job so that we can continue working together. Best Regards, Md Jan A Alom Beg
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Mail Server Implementation
    Red Hat Certified Engineer
    Amazon EC2
    Zimbra Administration
    Email
    DNS
    Web Host Manager
    Linux System Administration
    Cloud Management
    Microsoft Outlook
    cPanel
    Red Hat Enterprise Linux
    Network Administration
    Microsoft Azure
    System Administration
    Windows Server
    Linux
  • $20 hourly

    • 5.0/5
    • (17 jobs)
    I am an experienced server system administrator, currently have 3.5+ years of experience. As an open-source contributor and also working with Linux, DevOps and Cloud, I can give proper solutions to problems. I also have experience in Web Development and Database management. Highlighted Skills ================================= ✅ System Administration ✅ Docker & Kubernetes ✅ DevOps & Cloud Computing ✅ AWS, Azure & GCP ✅ Raspberry Pi & SBCs ✅ Database Administration ✅ Scripting & Automation ✅ Operating Systems ✅ Network Administration ✅ Full Stack Development ✅ WireGuard, Tailscale & OpenVPN Programming Languages ================================= ✔️ Python ✔️ JavaScript ✔️ C, C++, PHP ✔️ Bash/Shell ✔️ HTML, CSS
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Docker Compose
    DevOps
    MySQL
    Red Hat Enterprise Linux
    NGINX
    Docker
    System Administration
    Arduino
    Database Administration
    Raspberry Pi
    VPN
    Scripting
    Ubuntu
    Linux
    Network Administration
  • $15 hourly

    • 5.0/5
    • (1 job)
    My interest in the SYSADMIN position posted on Upwork. With my strong background in database administration and extensive experience working with Oracle and mysql databases, I am confident in my ability to contribute to the success of your project. I have been working as an SYSADMIN for 8+ years, supporting various clients in optimizing and managing their various database environments. During my tenure, I have successfully performed a wide range of responsibilities, including: • Installing, configuring, and upgrading Oracle databases to ensure optimal performance and reliability. • Monitoring and tuning database performance, identifying and resolving bottlenecks to enhance efficiency. • Implementing robust backup and recovery strategies to minimize data loss and downtime. • Managing user access and security, implementing appropriate access controls and authentication protocols. • Troubleshooting and resolving database-related issues promptly and effectively. • Collaborating with development teams to optimize database design and performance. • Providing documentation, guidelines, and training to assist users and other team members. In addition to my technical skills, I possess excellent problem-solving abilities and strong communication skills, allowing me to effectively collaborate with clients and team members. I am highly organized, detail-oriented, and dedicated to delivering high-quality results within the agreed timelines. My qualifications include: • Bachelor's degree in Computer Science or relevant field. • Oracle Database Administrator Certified Professional (OCP) certification. • Proficiency in Oracle Database versions 10g, 11g 12c and 19c. • Expertise in Oracle Database Administration tools such as Oracle Enterprise Manager (OEM). • Strong knowledge of database performance tuning and optimization techniques. • Familiarity with Oracle Data Guard, Oracle RAC, and Oracle Exadata. • Experience with scripting languages such as SQL, PL/SQL, and Shell scripting. I am also holding the below vendor certification. • Oracle Database Administration 2019 Certified Professional (OC1485761) • Oracle Database 11g Administrator Certified Professional (Testing ID: OC1485761) • Oracle Database 11g Administrator Certified Associate (Testing ID: OC1485761) • Oracle Cloud Infrastructure 2021 Certified Architect Professional (Testing ID: OC2216127) • Oracle Cloud Database Migration and Integration 2021 Certified Specialist (Testing ID: OC2216127) • Oracle Cloud Database Services 2021 Certified Specialist (Testing ID: OC2216127) • Oracle Autonomous Database Cloud 2021 Certified Specialist (Testing ID: OC2216127) • Oracle Cloud Infrastructure 2021 Certified Architect Associate (Testing ID: OC2216127) • Cisco Certified Network Associate (CCNA) (Credential ID 415799398561HSVJ) • The Red Hat Certified Engineer (RHCE) (Credential ID 140-034-018) I am excited about the opportunity to contribute my skills and experience to your project and help you achieve your database management objectives. I am confident that my expertise in Oracle database administration and my dedication to delivering exceptional results make me a strong candidate for any database management position.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Oracle Application Framework
    English
    Oracle Application Server
    Oracle Performance Tuning
    Oracle Upgrade
    Data Entry
    Disaster Recovery
    Oracle Data Guard
    Data Mining
    Oracle Cloud
    Oracle Database Administration
    Microsoft SQL Server Administration
    Red Hat Enterprise Linux
    Oracle Patching
    Oracle APEX
    Oracle E-Business Suite
    Microsoft Excel
    Linux System Administration
    Database Administration
    SQL
  • $12 hourly

    • 5.0/5
    • (3 jobs)
    ▶ Extensive experience in Oracle Applications Development ▶ Strong knowledge of Oracle Apex and Oracle Forms & Reports ▶ Ability to design, develop and implement custom applications using Apex and Forms & Reports ▶ Excellent problem-solving and critical thinking skills ▶ Good understanding of database design and SQL ▶ Good communication and collaboration skills ▶ Proven track record of delivering successful projects on time and within budget ▶ Ability to work independently and as part of a team ▶ Commitment to staying current with industry standards and best practices
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    Microsoft Excel
    Data Entry
    Database Report
    Oracle PLSQL
    Oracle Reports
    Oracle APEX
    Oracle Database Administration
    Linux System Administration
    Oracle Forms
    Red Hat Enterprise Linux
    MySQL Programming
    SQL
  • $10 hourly

    • 0.0/5
    • (0 jobs)
    With over 20 years of experience under my girdle as an IT Administrator and network security engineer. I am a multi-certified and expert in IT Administration, Server & network security in Fortinet, Sophos, Cisco, Palo Alto, Wireless Network Implementation, Redhat Linux, Windows Server, VMware. I am the PERFECT contractor for your project. I look forward to working with you on your next IT & Networking project. All work is completed by ME, so you can rest assured knowing that your work will not be outsourced to someone else. Developing a good rapport, and regular communication is important to me. It ensures the project is completed to the specific guidelines required. I pride myself on providing the highest quality of work, and will never complete a project until the client is 100% satisfied. I have experience in server administration with Redhat Enterprise Linux Server, managing file systems, configuring encrypted partitions, iSCSI target, and iSCSI initiator, Logical Volume Management (LVM) and with their file systems, managing SELinux, Firewall Management (with iptables & firewall). I have expertise in Web (HTTP/HTTPS) Service with virtual hosts, CGI scripts, and user-based file/directory access controls, Apache and Tomcat. Managing and implementing services of Mail service (MTA, SMTP), CACHING-ONLY (DNS) SERVICE, DNS service, secure the File-Sharing with NFS service using NFSv3 and NFSv4, CIFS shares and FTP drop-box upload service. I have depth knowledge and experience in ZIMBRA mail service with Anti-Spam, Anti-Virus, Anti-Phishing, Anti-Malware, and firewall protection. I have also depth knowledge and experience in Inbound/Outbound Mail Filtering and Data Leak Prevention with CISCO ESA (Email Security Appliance), SOPHOS ESA (Email Security Appliance), Barracuda Email Security Gateway, and open source Scrollout F1 Anti-Spam Email Gateway. I have versatile experience in setting up and managing windows servers, and Active Directory servers, optimizing them for the best usage and fine-tuning the security aspects. I have expertise in VMware ESXI, VCenter appliance with the operations manager, vRialize log management, and vMware Horizon View (Virtual Desktop VDI), with the lowest possible downtime. Along with that I use shell scripting to automate day-to-day activities. I have setup and maintained clusters of DNS servers, web servers using Apache or Nginx controlled by a Load Balancer, DB servers using MySQL/MariaDB with Master-Slave replication. I have also experience in setting up NFS, iSCSI, FC, vmfs server for remote storage. I am always interested in new projects and look forward to discussing how we can work together. PROJECT HIGHLIGHTS- ** Mail Service with Zimbra Open Source Collaboration on RHEL 7. Presently maintaining 5 more projects with different corporate and government offices. ** Email Security Gateway solution, SMTP traffic with CISCO Email Security Virtual Appliance (IronPort). ** Email Security Gateway solution, SMTP traffic with SOPHOS Email Security Appliance **Virtualization with VMware ESXi, VCenter with Operations Manager, Server Cluster, HA, DRS, FT, and VRealize LogInsite. **Deployments of Virtual Desktop (VDI) with VMware Horizon view as floating desktop with linked clone and instant clone also implemented full clone with a persistent disk.
    vsuc_fltilesrefresh_TrophyIcon Red Hat Enterprise Linux (RHEL)
    DNS
    Linux System Administration
    WordPress
    Zimbra Administration
    Red Hat Enterprise Linux
    FortiGate Firewall
    Server Administration
    Server Virtualization
    Palo Alto Firewalls
    Postfix SMTP Server
    Mail Server Implementation
    Network Administration
    Microsoft Exchange Server
    Web Server
    VMware ESX Server
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