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Post your Linux system administration project on Upwork and find Linux experts and system administrators to assist you with your Linux server installation, configuration, maintenance and technical support tasks. These experienced consultants can manage your Linux network and infrastructure security or perform backups and security scans or updates and identify threats on your Linux OS system. They can also deploy web applications, eCommerce systems and content management systems on your Linux server, or migrate your virtual machine to a physical Linux server. You can also find a professional Linux sysadmin, experienced in system monitoring and control tools, to manage and optimize your Linux-based server farm.

Linux is a collection of free and open-source, cross-platform, Unix-like operating system distributions, among which the most widely known are Ubuntu, Red Hat and Slackware. On Upwork, the world’s largest online workplace, you can find experienced Linux system administrators to set up dedicated Linux web servers, install web hosting control panels (like ZPanel, Plesk, cPanel or DirectAdmin), set up SQL databases and file managers or configure Linux server security and accounts.

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Linux System Administration Job Cost Overview

Typical total cost of Upwork Linux System Administration projects based on completed and fixed-price jobs.

Upwork Linux System Administration Jobs Completed Quarterly

On average, 617 Linux System Administration projects are completed every quarter on Upwork.

617

Time to Complete Upwork Linux System Administration Jobs

Time needed to complete a Linux System Administration project on Upwork.

Average Linux System Administration Freelancer Feedback Score

Linux System Administration Upwork freelancers typically receive a client rating of 4.79.

4.79
Last updated: August 1, 2015
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  1. Mykhaylo Dobrovolskyy

    Mykhaylo Dobrovolskyy

    Mykhaylo Dobrovolskyy

    Netherlands - Last active: 3 days ago - Tests: 7

    10+ years of Linux/Network experience with different systems. Finished and delivered SMB solutions to big corporate companies lie BNP Paribas, ABN AMRO or RBS. My main areas of knowledge are: 1) Networking (Cisco/Juniper/F5/BlueCoat and Linux/FreeBSD based solutions like vyatta/pfsense etc) 2) Security - Cisco IPS/IDS, CheckPoint, Linux/FreeBSD based, Juniper etc 3) Linux administration - mail system, database (mysql/mysql cluster), server with high load average, load balancers for server farms (Cisco/F5 based and Linux based like keepalived or apache/nginx with reverse proxy) 4) VoIP - Cisco/OpenSource(Asterisk and different installations based on asterisks like freepbx/elastix etc) There is a very small piece of my knowledge, I'm always looking for opportunity to grow and I'm pretty sure that if you give me tasks - I'll find out best way howto get it done.

    $27.78 /hr
    4,771 hours
    5.00
  2. Yuri K.

    Yuri K.

    Red Hat Certified System Administrator

    Ukraine - Last active: 2 days ago - Tests: 5

    I would like to offer my skills as Red Hat Certified (RHCSA) Linux System Administrator. Over the last few years year I've been working as a Level3 Support Representative dealing with Linux and Windows based dedicated servers and Virtual machines, which includes troubleshooting hardware and software issues, management of virtualization software (Xen, Onapp, SolusVM)

    $20.00 /hr
    113 hours
    5.00
  3. Jose Arteaga

    Jose Arteaga

    Cisco Telecommunications Engineer - Powering productivity through Comm

    Venezuela - Last active: 6 months ago - Tests: 6

    Who I am... Network Engineer with 5+ years of experience working with a variety of technologies from different vendor like Cisco, VMware, Microsoft, Watchguard, Barracuda, etc. I had designed and implemented networks from scratch starting on the infrastructure (Routing and Switching), Security and finally the Applications (Unified Communications and Collaboration). My Mission... I specialized on designing and implementing network solutions for small, medium and large businesses in many different vertical markets like the oil and gas industry, banking, food and beverages industry and others. I had achieved customer satisfaction 100% of the time and exceeded their expectations while staying on-budget, meeting deadlines and finding new business opportunities inside the company and the customers. Always looking for the biggest challenges that help me excel myself not only in the networking field, but also in the business management side of the company making myself an integral and interdisciplinary engineer capable of achieving the impossible.

    $50.00 /hr
    257 hours
    4.99
  4. Serhiy T.

    Serhiy T.

    Linux, FreeBSD, Windows, Network, Apache, MySQL System Administrator

    Ukraine - Last active: 03/05/2012 - Tests: 12 - Portfolio: 1

    - Operating systems: FreeBSD, openSUSE, Red Hat, CentOS, Debian, Ubuntu, Gentoo, Windows: 2000/2003/XP/Vista/7, Mac OS X: 10.4-10.6 - Programming languages (basic level): Bash, PHP, Perl, SQL, C, Objective C, html - Network protocols: TCP, UDP - Network services: DNS, FTP, HTTP, HTTPS - Web Servers: Apache, Nginx, Tomcat - MTA: Postfix, Qmail, Exim - FTP Servers: Pure-ftpd, Proftpd, vsftp - Firewalls: ipfw, ipchains, iptables - Network tools: route, iproute2, natd, tcpdump, netcat, trafshow - Databases: MySQL, MSSQL, Redis - Network file systems: GlusterFS - Virtualization: OpenVZ, Xen, VMware, Virtual PC - Version Control Systems: Subversion - Control panels: cPanel, WHM, Plesk - Monitoring systems: Nagios, Zabbix, Monit, Munin, Cacti - Cloud services: Amazon EC2 - Bug tracking systems: Mantis, Redmine, Trac, Jira - VPN: Mpd, OpenVPN, PPTP - Other software: Squid, Samba, Bind, Radius, Varnish, HAproxy, Wowza Media Server

    $33.33 /hr
    44 hours
    5.00
  5. Hans W.

    Hans W.

    Senior System Engineer

    United States - Last active: 6 months ago - Tests: 2

    Accomplished System Administrator with 16 years of experience in research and instructional computing support. Comprehensive experience with Linux, Windows and Solaris. Specialties * Enterprise System Administration * Storage Management * Network Engineering * Datacenter Operations

    $44.44 /hr
    679 hours
    5.00
  6. Diego Blanco

    Diego Blanco

    Linux Systems Administrator

    Spain - Last active: 2 days ago - Tests: 7 - Portfolio: 3

    I'm an expert in GNU/Linux systems and other UNIX flavors. I have experience in CDN deployment, Cloud Computing, High Availability, Monitoring and Video Transcoding and Streaming. I've been working with GNU/Linux since I was 14, what makes more than 10 years of experience so I have a good background in its evolution, tools and administration. I also use to implement tools in shell script and python and I use to code my applications in python. In the last 6 years I've been working as systems administrator and Integrator for an IPTV company that offers streaming and web services. I directed projects regarding software distribution and upgrades automatization, product deployment architecture design and products monitorization. I co-designed and co-deployed the cloud computing platform for the company, its CDN with High Availability, its telephony system and other projects. I really like to learn new technologies, test its capabilities and see what can they do. I like to meet new people, work with them and share knowledge and opinions.

    $33.33 /hr
    716 hours
    4.92
  7. Yury M

    Yury M

    Java Web Developer / Web Scraping (scrapy, selenium)

    Belarus - Last active: 1 day ago - Tests: 4 - Portfolio: 5

    More than 5 years of java development (spring, MyBatis (iBatis), jersey, struts, jsp, jquery, dwr, quartz, spring security, hibernate, grails, nodejs, angularjs). Databases: Oracle, PostgreSql, MySql. Web scraping(scrapy, beautiful soup, lxml, phantomjs and selenium frameworks) Good skills in linux (installation, configuration, bash scripting). Python scripting (sites scrapping, client-server applications, xml and html parsing, small scripts for administration needs)

    $35.00 /hr
    346 hours
    4.99
  8. Suren Karapetyan

    Suren Karapetyan

    Senior System/Network Administrator (devops)

    Armenia - Last active: 1 day ago - Tests: 8

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences. I'm looking for interesting projects which use new/young technologies and provide new challenges. Would also be great to work with interesting people.

    $40.00 /hr
    1,093 hours
    4.93
  9. Robert M.

    Robert M.

    Networking/VoIP/Build/Test/SQA Professional

    United States - Last active: 9 days ago - Tests: 4 - Portfolio: 1

    I'm proficient in networking (Cisco - working on CCNA), operating systems (Linux, UNIX, Windows, MacOS and a few others) as well as Open Source PBX systems such as Asterisk, Trixbox, FreePBX, Elastix and PBXInAFlash. I have done extensive SQA (software testing) as well as scripting (bash) for administration of various servers. I can code in Python, PHP and some Java and Java Enterprise. I've worked extensively with Jenkins for build/deployment environments. I'm quite skilled with web application type servers, including Apache, Tomcat, JBoss, as well as various mail relays - Postfix and Sendmail. When it comes to security, I'm quite proficient at the command line with iptables as well as some open source type firewalls (Sonicwall). I am no stranger to packet analysis/sniffing a network with tools such as Wireshark, ettercap and nmap.

    $25.56 /hr
    118 hours
    4.60
  10. Bhushan Kumar Sharma

    Bhushan Kumar Sharma

    Linux Servers AWS Cloud Hosting Security CPanel Plesk VOIP PenTest

    India - Last active: 1 day ago - Tests: 4 - Portfolio: 14

    Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk etc Asterisk Dialers, VOIP and Call Center Solutions Customization of Linux Kernel & Distro with Rebranding Faculty of Post-Graduate Degree in Computer Sciences. Firewalls & Gateways Linux HPC - High Preformance Clusters Remote Server Support & Troubleshooting L3/L4 Security Auditing of Servers & Websites Cloud & Virtualization Technical Writing VPN - Site-to-Site, Road-warrior Vulnerability Assessment & Penetration Testing Kayako

    $16.67 /hr
    3,771 hours
    4.85