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Clients rate System Administrators
Rating is 4.8 out of 5.
4.8/5
based on 4,237 client reviews
Sean J.
$40/hr
  • Trophy Icon System Administration
  • Linux System Administration
  • Scripting
  • Database Management
  • Amazon ECS
  • AWS Systems Manager
  • Docker
  • Terraform
  • DevOps

I have more than 10 yrs supporting Linux and related technologies in diverse IT environments. Senior System DevOps/Engineer with infrastructure operations team, project management, network design, deployment and support experience. Proven track record of building in system-level availability in order to reduce downtime across customer-facing and internal server systems hosted internally, at a datacenter, or in a public cloud environment.

Abdelrahman R.
$100/hr
  • Trophy Icon System Administration
  • Cloud Engineering
  • Google Workspace Administration
  • Email Support
  • macOS
  • Autopilot
  • Microsoft Azure
  • Microsoft Endpoint Manager
  • Email Security
  • Microsoft Exchange Online
  • Mobile Device Management
  • Tech & IT
  • Email Communication
  • VPN
  • Server Virtualization

Do you want a quick and professional IT support? Then let's read what my previous Upwork clients had said about me: "Abdu was awesome. Extremely patient, great communication and really knows his stuff. Will be working together again for sure :)" "With AbdelRahman, all work is done with no supervision !! Great professional !" "Best freelancer on Upwork, hands down. Very very skilled, always available, great at communicating and very friendly. I highly recommend you to hire Reda! Don't look any further, he is definitely your guy! 10/10" "Abdu is a highly skilled, patient and friendly freelancer. He helped to get rid off the most stubborn...

Radion G.
$40/hr
  • Trophy Icon System Administration
  • Firewall
  • MikroTik RouterOS
  • Mikrotik RouterBOARD
  • Ingress Filtering
  • Ubiquiti
  • VPN
  • PfSense
  • OSPF
  • Network Design
  • Multiprotocol BGP
  • Fiber Optics
  • MikroTik
  • Zabbix
  • Fortinet

My working practice is 10 years in a local ISP meganet.md, it's about 2000 home customers and 500 small companies. Based on Gpon equipment, including wireless and ethernet networks on Mikrotik, Cisco, PFsense, Fortigate, and Ubiquiti. My training/certifications: MikroTik MTCNA(network associate), MTCRE(routing engineer), MTCEWE(enterprise Wireless engineer), MTCTC(traffic control) certificates. UNS (Unifi network specialist) UEWA (Ubiquiti Enterprise Wireless Admin) Also, I work with RIPE for BGP database Integration, and also have a certificate from RIPE for that. I can be useful with network administration, configuration, network...

Seweryn K.
$75/hr
  • Trophy Icon System Administration
  • Google Cloud Platform
  • Microsoft Hyper-V Server
  • VMWare
  • Veeam
  • VMware Administration
  • Windows Server
  • VMware ESX Server
  • Microsoft Windows Powershell
  • ConnectWise Automate
  • Amazon ECS
  • Amazon Web Services

Server administrator with over 10 years of experience in the IT industry. Technic and manager with a wide range of IT competencies. Fast and efficient troubleshooting. Numerous successes for the maintenance of English speaking clients.

Mohamed Ismail M.
$40/hr
  • Trophy Icon System Administration
  • Network Design
  • Microsoft Server
  • Linux System Administration
  • Microsoft Azure
  • SNMP
  • Network Monitoring
  • Zabbix
  • Python
  • System Monitoring
  • System Maintenance
  • Grafana
  • Prometheus
  • Network Analysis
  • DevOps
  • Microsoft Windows

With more than 15 years of experience in the Network and System administration domain, I work as a full time freelancer, focused on supporting my clients. Network Monitoring System Design and Operation - NMS helps clients to proactively monitor their Network, Devices, Services (On-prem and Cloud) , ensures HIGH Uptime by reducing device/service outage, distribute work load among the resource and Performance tuning. Network Automation - Service deployment, verification, configuration, outage detection and recovery. Provide Level 2 and Level 3 support and handle escalations. Areas of Expertise: ---------------------- Vendors : Cisco,...

Nikita N.
$15/hr
  • Trophy Icon System Administration
  • Windows Server
  • Technical Support
  • Customer Support
  • ConnectWise Automate
  • Backup Administration
  • Veeam
  • Helpdesk
  • Microsoft Office 365 Administration
  • 3CX
  • Microsoft Windows
  • Email Handling
  • Windows Administration
  • Customer Service
  • Microsoft Exchange Server

I am having more that 6 years of experience in IT Industry and Business administration. Here below are my Skillsets: - Windows server Administration Backup administration Network Administration and Monitoring 24*7 VOIP Administration (3cx) Cybersecurity and Disaster Recovery End User Helpdesk Support Remote RMM Tools for Infrastructure Management MCSA CCNA, CompTIA Security+ Technical support Customer Support

Steve P.
$90/hr
  • Trophy Icon System Administration
  • Pardot Administration
  • Pardot Marketing
  • Salesforce CRM
  • Pardot
  • Salesforce Sales Cloud
  • Salesforce Lightning
  • Salesforce Service Cloud
  • Data Migration
  • Email Marketing
  • Marketing Automation
  • Zapier
  • Automation

Hello and thanks for checking me out. Here is what I can offer and have plenty of experience with: • General assistance with Salesforce and/or Pardot • Import & migration of data • Data prep/cleansing & duplicate management • Adding or improving automation (Lightning Flow) • Connections to external data sources (often using Zapier) • Improvements to the user experience (layout changes) • Reports & dashboards • On-going maintenance & improvements • Training Many of my clients are long-term, but maybe you only need a few tasks done. (Refer to my Systems Administration profile for more Pardot information) Let me know if I can help you!

Rizwan N.
$25/hr
  • Trophy Icon System Administration
  • Asterisk
  • Linux System Administration
  • AWS Application
  • VoIP Administration
  • VMware Administration
  • Virtualization
  • Office 365
  • Network Monitoring
  • DevOps
  • Google Cloud Platform
  • Service Management Software
  • Atlassian JIRA
  • Atlassian Confluence
  • Slack

I have more than 12 years of working experience in different industries and technologies. I have worked as Senior System & Network Admin / DevOps Infrastructure Engineer for different sectors like Telecoms, Software Houses and MSPs. During this period I was lucky enough to work on very diverse technologies like VMware products, Microsoft Servers, Linux administration, VoIP, CRMs, Storages, Office365, Firewalls, SQL servers, Freepbx, 3CX, OSTicket, Connectwise, UVDesk, Solarwinds NPM, SAM, NetFlow, RMM, Splunk Operations, Powershell scripting. My DevOps Skills are as follow; AWS EC2, VPS, S3, Docker, AWS Connect, CloudWatch, IAM Roles, GCP...

Tariqahmad S.
$15/hr
  • Trophy Icon System Administration
  • Apache HTTP Server
  • Google Cloud Platform
  • Amazon EC2
  • Linux System Administration
  • System Monitoring
  • Information Security
  • Amazon Virtual Private Cloud
  • AWS CloudFront
  • Amazon S3
  • LAMP Administration
  • Deployment Automation
  • CI/CD
  • Virtual Private Server
  • NGINX
  • Amazon Web Services

You are searching on Upwork because you're seeking someone who is reliable and affordable. But when it comes to server technology knowledge and needs, you also need someone you can trust. I understand your this and can deliver in every facet. I am readily available online, easily reachable, fast to respond, and some of my most trusted clients even text me personally during immediate needs. My objective is to bring excellent client satisfaction, providing quality and professional work. I am an IT Engineer with Masters degree in IT System and Network Security. I'm an experienced Linux Server Administrator and Windows Server Administrator with...

Michael R.
$175/hr
  • Trophy Icon System Administration
  • PHP
  • JavaScript
  • WordPress
  • Magento
  • Laravel
  • MySQL Programming
  • Linux System Administration
  • Amazon EC2
  • Microsoft Azure
  • Node.js
  • RESTful Architecture
  • SQL
  • SOC 1
  • SOC 2

15 year industry veteran Highlights: - Built fitness tech application (alone) to $350 million acquisition supporting over 600,000 customers with 10,000 concurrent and $5 million in monthly transactions. - BA Visual Arts - Built 3 development teams, 2 through Fortune 500 acquisition. - CNBC Power Lunch & Fox Business News Tech Take correspondent. Skills: Specialization in emergency response debugging, DevOps, and specifications. Management of web servers, databases, email, and programming languages: PHP, Python, TypeScript, Pinescript, Ruby on Rails, HTML 5, CSS3, RSS, JavaScript (Angular, Node.js, Prototype, JQuery), .NET, Bash, CMD,...

Evan W.
$140/hr
  • Trophy Icon System Administration
  • Business with 100-999 Employees
  • Technical Support
  • Microsoft IIS
  • Microsoft Azure
  • Microsoft Server
  • VMware ESX Server
  • Windows Server
  • Business with 10-99 Employees
  • Microsoft Windows
  • Office 365
  • Network Security
  • Amazon EC2
  • Microsoft Exchange Server
  • Amazon Web Services

⭐⭐⭐⭐⭐ 5-Star Rating ✅ A Top 3% Performer on Upwork ✅ $100k+ Earned on Upwork ✅ 100% Job Success Score ✅ Top-Rated Plus Talent ✅ Microsoft & AWS Certified ✅ 14+ Years Senior Experience At Scotland’s Premier MSP ✅ Reliable, Professional, Friendly My Expertise: ⚡️ Microsoft Windows Server ⚡️ Microsoft/Office 365 ⚡️ Microsoft Azure Certified Administrator Associate ⚡️ Project Management/Delivery ⚡️ Linux Support - Ubuntu, Apache ⚡️ Networking (DNS, DHCP, Routing, VPNs, Firewall & Security, VLANs) ⚡️ VMWare ESXi & Hyper-V ⚡️ Email Deliverability (DNS, SPF, DKIM, DMARC) ⚡️ Powershell/Automation ⚡️ Connectwise Manage/Automate/Sell, NinjaRMM,...

Claudio M.
$45/hr
  • Trophy Icon System Administration
  • Citrix Hypervisor
  • Ubuntu
  • CentOS
  • Zimbra Administration
  • Docker
  • Google Cloud Platform
  • Amazon Web Services
  • Ansible
  • Kubernetes
  • GitLab
  • DevOps
  • Terraform
  • Red Hat Enterprise Linux
  • Cloud Architecture

Enterprise Linux System Engineer, Cloud Architect and Devops - delivery, configuration and maintenance of RHEL, SLES, CentOS, Ubuntu and Debian OS (physical & virtual) - troubleshooting and problem solving OS and Middleware issues - managing of complex configurations: DM Multipath, Clustering, network bonding, ecc. - containers (Kubernetes, k3s, Docker, Swarm) and IT automation (Ansible, Terraform) - hardening, tuning and patching OS - shell scripting (bash, sh, ksh) - virtualization (Citrix XenServer, XCP-NG, VMware vSphere) - cloud technologies (Google Cloud, AWS, OVH, DigitalOcean, Hetzner, Scaleway, etc.) IT Service Management - system...

Anuj T.
$15/hr
  • Trophy Icon System Administration
  • ConnectWise Automate
  • ScreenConnect
  • Microsoft Hyper-V Server
  • Veeam
  • Backup Administration
  • Desktop Support

I have extensive hand-on experience with ConnectWise Automate(Formerly known as LabTech). I am working on Connectwise Automate since 2014 and I have developed expertise in many fields such as: SQL : I have a great knowledge of SQL queries and have used in various Automations that lies under Connectwise Automate(LabTech) like Monitoring, Agent based Scripting, Database scripting, various day to day tasks. ConnectWise Automate administrator, Management and Monitoring including: Customized Monitoring : Monitor creations as per requirements for different issues. Fix Default Monitors : Fix default monitors to stop False Positives and lower...

Jack B.
$55/hr
  • Trophy Icon System Administration
  • MySQL
  • Python
  • Linux
  • CI/CD
  • PHP
  • Linux System Administration
  • Solution Architecture
  • Ansible
  • Terraform
  • Amazon Web Services
  • DevOps
  • Docker
  • Web Service
  • Kubernetes

I am working: - 20+ years on IT - 5+ years on AWS Cloud projects I am: - AWS Certified Solutions Architect – Associate - AWS Certified DevOps Engineer – Professional - AWS Certified Developer - Associate  I am a DevOps Engineer with a 5+ yeras of experience in Amazon Web Services solutions. I have deep expertise in cloud infrastructure, automation, security, highly scalable systems and implementation of cost-effective solutions with Highly-Available infrastructure. Team Leader of AWS Advanced Consulting in multiple projects. Self-starter, who applies individual initiative to get the job done on time and then providing operational and...

Allan H.
$100/hr
  • Trophy Icon System Administration
  • Virtualization
  • Amazon Web Services
  • Technical Support
  • Windows Server
  • Windows Administration
  • VMware vSphere
  • Microsoft Hyper V
  • Desktop Support
  • Google Cloud Platform
  • Network Administration
  • Server Virtualization

I am an IT Generalist with over 20 years of experience designing & maintaining IT infrastructure. I believe strongly that optimization of infrastructure performance & reliability is key to providing positive user experiences.

Om P.
$30/hr
  • Trophy Icon System Administration
  • Linux System Administration
  • cPanel
  • Amazon EC2
  • MySQL
  • PHP
  • Virtualization
  • NGINX
  • Plesk
  • WordPress
  • Kubernetes
  • Docker
  • Jenkins
  • AWS Server Migration
  • Apache HTTP Server
  • SSL

Thank you for your interest. I am a Red Hat Certified Engineer (RHCE). having more than 12 years of experience in web hosting and cloud technologies. Well experienced in web hosting as AWS, Docker Containers, EKS ,Automation CI/CD, kubernetes, Experience with ELK Stack, Grafana, PLG Stack ,WHM/Panel , Plesk , Webmin , ESXi, docker, Apache, Nginx, Mysql, Exim, Postfix php-fpm VPS and Dedicated server and website transfer, Server optimization, Security and other system administration related task through SSH. Ready to start working at your project right now! -- You can see my general skills as below -- *Operating Systems: -CentOS,...

Zafran U.
$10/hr
  • Trophy Icon System Administration
  • Game Development
  • Web/graphic Design
  • WordPress
  • Technical Support
  • Bash Programming
  • Web Hosting
  • VMware vSphere
  • DNS
  • SSL
  • Email Deliverability
  • Email Technical Support
  • Domain Migration
  • Linux
  • GitHub

I am working as a system administrator for a large-scale Telecommunication Company which provides critical services to end-users in Government entities. I have extensive experience in the deployment of sites and projects of varying complexity Managing various applications in different environments. ✔️ Linux:- CentOS | Ubuntu | Debian | Redhat | Alpine ✔️ Windows:-Windows Server | Hyper-V ✔️ Docker ✔️ VMware | vSphere (vCenter, ESXi) | VirtualBox | KVM ✔️ Vagrant ✔️ Databases | MySQL | Oracle ✔️ Azure System Administrator ✔️ Apache | Nginx | MySQL | PhpMyAdmin | WHM | cPanel ✔️ Deployments:- LAMP | Node.js | Python | Tomcat ✔️ CMS:-...

Christian Van C.
$20/hr
  • Trophy Icon System Administration
  • Windows Server
  • Backup Administration
  • Windows Administration
  • System Configuration
  • Systems Engineering
  • Phone Support
  • Technical Support
  • Incident Management
  • Online Chat Support
  • Microsoft Active Directory
  • Office 365
  • Microsoft Server
  • Microsoft Azure
  • Microsoft SharePoint Administration

I am a highly experienced IT Senior Specialist with over 13 years of experience in IT Helpdesk/Service Desk, System Administration, Windows Server Cloud Solutions (Office 365, Microsoft Azure) Experienced in Virtual Technology and other remote support such as Citrix, LogMeIn Central, Technical support, Customer Relations, and Contact Center Operations. ⦁ Proficient with Microsoft Office 365 System ⦁ Highly experienced in desktop/notebook/printer maintenance and troubleshooting , Hands-On System tuning and maintenance including Server Backup of Windows Server ⦁ Mobile device management and administration utilizing modern tools...

Hans Alfred B.
$18/hr
  • Trophy Icon System Administration
  • Windows Administration
  • Network Administration

I have 20 years experience in working with BPO, contact centers and IT companies. I am honest, self-motivated and persevering person who is looking for an online job that can fully utilize my knowledge and skills for continuous professional development. I am a CCNP with good working knowledge in Network and System Administration, and a Level 2/3 Support Officer. I am also a Certified Kaseya Administrator and a Certified Acronis #CyberFit Cloud Tech Associate.

Chandra S.
$45/hr
  • Trophy Icon System Administration
  • Server Virtualization
  • Google Cloud Platform
  • Google Suite
  • Technical Support
  • VMware vSphere
  • Artificial Intelligence
  • TensorFlow
  • Microsoft Hyper-V Server
  • Linux System Administration
  • Amazon Web Services
  • Windows Server
  • Microsoft IIS
  • IT Service Management

Result-driven System Administrator with an ability and desire to provide a real impact on your business. I can optimize and automate your infrastructure making it stable and reliable with 100% uptime and reduced maintenance cost to meet your business goal. I offer a free consulting session for an initial assessment of the environment. I have 14th years of experience and I am working as a Proactive Service Lead for Managed Service provider in United State, Leading proactive team and Managing 3000 VMs and their common services (Apache, IIS, Nginx web servers, MSSQL database servers, Exchange servers, Domain Controllers , Terminal Server,...

Sasa S.
$12/hr
  • Trophy Icon System Administration
  • Microsoft Windows
  • Helpdesk
  • Windows Administration
  • Technical Support
  • Comptuer Maintenance
  • Windows 10 Administration
  • System Installation & Upgrades
  • Hardware Troubleshooting
  • Ticketing System
  • Email Technical Support
  • Customer Service
  • VMWare
  • Microsoft Hyper V
  • Troubleshooting

I am a Computer Engineering graduate and I have been working in the IT industry a little less than a decade now. I take great pride in never once leaving a problem unsolved or disappointing a client. I am punctual and easy to work with. Dedicated and curious bug hunter. My fields of expertise are: 💻 Windows environment 7/8/10 💻 Software installation and maintenance 💻 User Account Control - UAC 💻 Networking (making - troubleshooting Wi-Fi / LAN) 💻 Office packages (installation and work in packages) 💻 VMware, HyperV (installing, making, troubleshooting) 💻 Printer troubleshooting Beginner Skills: ► Beginner of MikroTik configuration ►...

Gaurav singh t.
$25/hr
  • Trophy Icon System Administration
  • Email Marketing
  • MAILWIZZ
  • SMTP
  • Web Hosting
  • Linux System Administration
  • Bulk Marketing
  • DNS
  • WebHost Manager (WHM)
  • Email Deliverability
  • Search Engine Optimization
  • On-Page SEO
  • Off-Page SEO
  • Multiple Email Account Management
  • SendGrid

System Administrator : Specialized in: Web Hosting, Cloud Servers, Managed Dedicated Servers, AWS/ Google Cloud/ , Technical Support, PowerMTA ,Postfix, mailwizz, SMTP, AWS SES and Email Marketing Solutions What services I can offer:- * Different cloud services such as AWS, linode, Digital ocean, Google cloud etc. *Web hosting services:- WHm/Cpanel, CentaOs web Panel, Plesk Panel Manage all type of server like Dedicated, VPS, Shared server, Server Security Server Monitoring, Server Setup and Management, Backup Management, BackupServer Migration, SSL Installation, Interspire Email Marketer, DDOS Protection, NGINX Email Campaign...

Vincent L.
$125/hr
  • Trophy Icon System Administration
  • Windows Server
  • Active Directory
  • Microsoft Exchange Server
  • Microsoft Hyper V
  • VMware Administration
  • English
  • Network Engineering
  • Storage Area Network
  • Server
  • Microsoft Active Directory
  • Network Administration
  • Microsoft Azure

With over 20+ years of experience in both Fortune 500 and entrepreneurial environments, I have developed a thorough understanding of project management, system administration, server configurations, software integrations, and IT frameworks. I am an authentic, energetic and caring leader, relentlessly focused on delivering results through process enhancement, the customer experience, and taking ideas from conception to execution. Throughout my career I have a proven track record of success and consistency. This includes: exceeding stakeholder and client expectations, building relationships with a long term orientation, and directly...

Ian B.
$110/hr
  • Trophy Icon System Administration
  • AWS CloudFormation
  • Linux System Administration
  • Kubernetes
  • AWS Lambda
  • Docker
  • AWS CloudFront
  • AWS CodePipeline
  • AWS Fargate
  • Java
  • Amazon ECS
  • SQL
  • Amazon Web Services
  • PostgreSQL

Experienced software engineer and AWS DevOps specialist with a Bachelor’s degree in Computer Science and over 17 years in the industry developing SAAS applications and infrastructure systems. I've worked in fortune 500 companies, brand new startups, and everything in between. I currently specialize in AWS infrastructure and devops, as well as PCI and HIPAA compliance. Certified AWS Cloud Practitioner and AWS Solutions Architect Professional

Aleksandar S.
$40/hr
  • Trophy Icon System Administration
  • Linux System Administration
  • Network Administration
  • MikroTik RouterOS
  • Citrix Hypervisor
  • Postfix SMTP Server
  • MySQL
  • Cluster Computing
  • cPanel
  • Plesk
  • Docker
  • NGINX
  • Varnish Cache
  • System Monitoring
  • CentOS

More than 15 years of working experience in networking and server administration. Administering and scripting networking applications, database applications, web applications and internet & intranet servers In position of expert engineer for networking infrastructure, IT security expert and senior linux/windows/OSX administrator In charge of designing of LAN/MAN/WAN networking infrastructure, designing and implementation of fiberoptic backbone and copper networking installation. Administration of linux servers and networking devices (switches, routers, firewalls, NAS) am in charge of more than 150 linux servers, both physical and...

Deepender S.
$60/hr
  • Trophy Icon System Administration
  • ELK Stack
  • Elasticsearch
  • Microsoft SCCM
  • Windows PowerShell
  • C#
  • Windows Server
  • Office 365
  • Microsoft SCCM
  • Microsoft Windows
  • Microsoft Active Directory
  • Microsoft Azure

ELK stack engineer with experience in ELK stack setup and management, Beats installation and configuration, Kibana management along with Data Visualization and dashboards creations. Solutions delivered involving trend analysis and infrastructure monitoring and alerting using ELK stack as well as secondary SIEM solution. Expertise in handling a diverse range of operations entailing ELK Stack, Office 365 Administration, Active Directory services, Exchange, SCCM, Web, DNS, DHCP, File Server, Print Server (including HPAC), PKI, AD RMS, MBAM, Zimbra. Excellent written, communication, inter personal, liaison and problem solving skills with the...

Jon L.
$65/hr
  • Trophy Icon System Administration
  • MongoDB
  • NoSQL Database
  • Atlassian JIRA
  • Atlassian Confluence
  • Linux
  • Migration
  • DNS
  • Database Administration

I have over 15 years in the IT industry. Experience in system administration and support, database implementation, load testing, server and other hardware. Last I checked I am 1 of only 2 Mongo certified DBAs in MN.

$NaN/hr

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