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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, 592 Linux System Administration projects are completed every quarter on Upwork.

592

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: September 1, 2015
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  1. Arun Kumar

    Arun Kumar

    Unix/Linux Administrator

    India - Tests: 5

    I am particularly interested in Linux Administration, having solid background in the fields of Networking, Virtualization, Application servers, Database administration , Internet security etc. I have worked on LAMP Architecture, Clustering of LAMP, Load balancing, MySQL replication, Nameservers, Mail Servers, Monitoring tools, FTP, SVN, Virtualization with Xen, VMWare, Virtualbox, OpenVZ . I am also very proficient with bash scripting to automate server administration tasks.Available for on-demand support as well as on-going maintenance and monitoring contracts.

    $10.00 /hr
    0 hours
    5.00
  2. Latika S.

    Latika S. Agency Contractor

    Professional PHP | Magento | Wordpress & Joomla Expert

    India - Tests: 8 - Portfolio: 26

    Senior Developer with around 10+ years of experience in developing web and window based applications. Experience in System Designing and Architecture. Have strong Analytical Skills. Skills: PHP,MYSQL,Wordpress,AJAX, SQL Server 2005, MSSQL 2008 JavaScript, Web Services, XML, WCF, WPF,MVC. I've mastery in implementing Payment Gateway like Paypal, Authorize.net, BrainTree's Single integration Solution. 10+ Years of relevant experience in Designing, Documentation, Development, Testing and Deployment of Software systems for various commercial applications with experience of the entire SDLC. Experience in Leading teams in Web Applications / Portals in latest versions of PHP,MYSQL SQL Server, Reporting tools along with compatible open source technologies. Experience in managing the operations for multiple processes which includes Technical Development, Project Transition, Processes, Project Planning, Client Interaction, Estimations, & Pre-Sales. Experienced in multi-tier architecture, service oriented architecture, data-driven architecture, client-server, Web, Cloud based application, storage architecture and application development using Architectural patterns, Design patterns and various Anti patterns. Experience in developing complex systems in various business domains like Education Management, Electronic Document Management Systems, Agro Industry, Pricing Services, and Examination Services. Preferred technologies: PHP (Zend Framework,,Wordpress, Magento,Joomla), MS SQL, MySql, Ajax/JavaScript/jQuery.

    Associated with: LA Net Team Software Solutions Pvt Ltd. Agency

    $25.00 /hr
    15,310 hours
    4.88
  3. Thien C.

    Thien C. Agency Contractor

    Server, Java, C/C++, HTML5, Unity3D, Android, iOS games/apps dev

    Vietnam - Tests: 5 - Portfolio: 10

    Over the last 12 years, I have researched computer systems and written a variety of programs including: games and desktop applications using C/C++. I am a big fan of C/C++ because it can control the computer system (including network programming). Through studying, teaching at a University and writing projects, I now have a lot of experience in Java, Web and mobile development. My core understanding of the computer system is incredibly useful when I develop high level applications; I can understand most system errors and optimize the speed of the application. Completing ‘ASEAN Skill Competition V’ means that I have experience in graphics design and web design, and some advanced Microsoft Office skills (VBA, word, excel, access, photoshop, Corel). During the time working on oDesk, I have brought my C/C++, Java, Scripting (Javascript, C#) programming and customer requirement analyzing skills to a higher level. Throughout works I have done in government, I found out my another strength is computer and mobile Security. If you need: - The one can diagnose and solve your system problem like: Application crash, slow. Server timeout on rush hours... - An application or a game, 2D & 3D, online or offline on Mobile phones: Android, Nokia... or Desktop : Window, Linux, Mac. Using native, Unity3D or Haxe as your demand. - Checking and fixing the security of your system, your network. - A person can improve your web server support limit from 10 thousand users to more than 5 million users. Highly experienced one on Amazon servers and google app Engines, can help you to have a best optimize for your system, to save your continuous paid. - A person who can consult with you offering guidance on: your business’s IT or building your computer system with server and clients. - A web application that you can interactive with, supporting HTML5 animations that you can be used on iPhone or iPad. - A bot that can automatic doing things on your computer like: getting all data from a website, automatic post your data to a website or forum, click a series of buttons or input data on a series of textbox that you have to waste time on every day. I am the one for you.

    Associated with: ctmlab Agency, Business Solution

    $35.00 /hr
    1,555 hours
    4.95
  4. Jeff Go

    Jeff Go Agency Contractor

    Oracle Certified Professional 10g and 11g , Oracle Certified WEBLOGIC

    United States - Tests: 10 - Portfolio: 1

    My extensive experience in database and web technologies over the past years include the following: 1). Weblogic Server 11g ( Oracle Certified System Administrator) 2). Peoplesoft Tools 3). APEX Oracle Application Express 4). Oracle Business Intelligence Deployment and Administration 5). EBS applications 6). Oracle Database technologies, SQL tuning,flashback, RMAN, RAC and others 7). Database System Security Scans and Vulnerability testing 8). Oracle Certified Professional 10g and 11g Please let me know if you have any questions.

    Associated with: MYORACLE-DBA.COM, LLC

    $50.00 /hr
    299 hours
    4.97
  5. Konstantin Pauk

    Konstantin Pauk Agency Contractor

    Python/PHP/NodeJS/JavaScript developer and server administrator

    Russia - Tests: 11 - Portfolio: 4

    Experienced in PHP / Zend Framework / Kohana / Yii / CodeIgniter / Ruby / Rails / MySQL / PostgreSQL / Redis / MongoDB / SQLite / node.js / express.js / socket.io / Python / Django / CoffeeScript / Backbone.js / Angular.js / Require.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial / SVN GitHub: https://github.com/C1nde https://github.com/intspirit BitBucket: https://bitbucket.org/C1nde https://bitbucket.org/intspirit

    Associated with: Intspirit

    $35.00 /hr
    3,252 hours
    4.98
  6. Carlos L.

    Carlos L. Agency Contractor

    Tailored Solutions Specialist

    Costa Rica - Tests: 2 - Portfolio: 3

    Since 2002 I've been developing an assorted variety of websites or sections of them, using different technologies from HTML, Javascript, jQuery and CSS to server side mainly PHP and the whole .net environment, interacting with MySql and MS SQL database engines.Most of the recent projects revolve heavily around Ajax.Involved lately in Django/Python technologies, developing some internal projects and standardized to the platform but anxious to jump into something bigger.

    Groups: Application Developers Alliance

    Associated with: Deft Matters

    $55.56 /hr
    2,862 hours
    4.67
  7. Nayemur rahman S.

    Nayemur rahman S. Agency Contractor

    Expert in LAMP Server-Website Migration-WordPress-WHMCS

    Bangladesh - Tests: 9 - Portfolio: 7

    I have completed my graduation in Software Engineering. I have been working as a freelancer since 2010. During this period, I had worked in many projects, communicated with many clients worldwide. I can take over load if you need work done very urgently. I provide service for what I think I am expert in. Guaranteed work - that is my trademark and I believe in it. Customer's satisfaction is my first goal. WordPress -------------- I have been working with WordPress since 2010. Skills: * Theme Development * Theme Customization * Plugin Development * Plugin Customization * Security * Speed Optimization * Action Hooks/Filters * Custom Fields * Custom Post Types * Taxonomies * Transient API * Settings API * Options API WHMCS ----------- I have been working with WHMCS since 2011. Skills: * Automation Setup * Template Customization * API * Hooks Web Hosting/Linux Administration ------------------------------------------- I have been working on Linux based web hosting since 2011. Skills: * cPanel/WHM Setup * Server to server File/Website Migration (securely) * PHP Configuration * Server Optimization * Server Monitoring * DNS Management * SSL Setup * HTACCESS Other Skills --------------- * Customer Support (WordPress/Web Hosting) * Project Management (WordPress/PHP) * Consultancy (WordPress/Web Hosting) * CSS/CSS3 * HTML * Data Table * Image Optimization

    Associated with: Dynamic Solutions Ltd.

    $13.33 /hr
    560 hours
    4.47
  8. Volodymyr K.

    Volodymyr K. Agency Contractor

    Web/Software Developer, LAMP Admin with 23+ Yrs of Experience

    Ukraine - Tests: 32 - Portfolio: 20

    Senior developer/project manager, with over 19 years experience, who specializes in web (PHP/MySQL/(X)HTML/CSS/AJAX/JavaScript/XML and everything web-related) and software (C/C++/Qt) development and system administering (Linux/UNIX, security, monitoring, optimization, fine-tuning, cloud computing).Over the past years I have worked in consulting environment and implemented a multitude of web solutions, for a number of clients, on time and on budget. I am a team player (although can work alone) capable of learning quickly and becoming a valued member of any team. I am always searching for an opportunity to expand experience, learn something new and work on challenging and interesting projects.I do not fear any difficulties, can work under time pressure and strive for superb quality of everything I do (this means scalability, code quality and cleanness, strict adherence to standards etc). If you have an interesting project and you want to have it completed in workmanlike manner, you are always welcome!My credo is "Everything worth doing worth doing well" — I always do more than you expect.

    Groups: Bluehost Developers and Designers, Kohana...

    Associated with: WondersLab, ICS Agency

    $33.33 /hr
    11,227 hours
    4.97
  9. Oscar Bass

    Oscar Bass Agency Contractor

    Senior UNIX System Engineer, LAMP, LEMP, Network Security, Cloud.

    United States - Tests: 7 - Portfolio: 1

    Expert UNIX system administrator and network engineer. Got a problem? I can solve it! For more than 15 years I have been the I.T. backbone and support for many online companies. I use the most up to date standards for any project I am involved in. I work extremely quick and efficiently. If you have a problem let me help you solve it. OS: Linux - Expert, FreeBSD - Expert, AIX - Expert, HP-UX - Expert, Macintosh OS/X - Expert, Windows Server - Proficient Cloud services: AWS, Rackspace, OpSource, Linode Web servers: Apache, Nginx, Tomcat Database servers: Mysql, Postgresql Monitoring: Nagios, Monit, Munin, Cacti Scripting: bash, perl, shell Virtualization: OpenVZ, Xen, SolusVM Mail servers: Postfix, Exim, Sendmail, Dovecot Control panels: cPanel, Plesk, Direct Admin, Webmin/Virtualmin, ISPconfig, OpenPanel Other: standard network services (DNS, DHCP, LDAP, Samba, SVN/Git, http proxy, jabber, backups, monitoring etc), firewalls (iptables, ipfw, pf)

    Associated with: Bass Designs Agency

    $55.56 /hr
    320 hours
    4.96
  10. Ara Sadoyan

    Ara Sadoyan Agency Contractor

    Linux, Hadoop, Clustering and Cloud Computing expert

    Armenia - Tests: 5 - Portfolio: 4

    I'm 12 years experienced Linux Administrator. I'm professional in: Design, planning and deployment of Hadoop clusters, high available Linux web farms, NoSQL clusters (Riak, Cassandra, Couchbase, CouchDB). Design and deployments of public/private cloud infrastructures. Linux Networking & Security Concepts. Design, deployment and administration of multi node web farms. Linux Clustering and H-A ,Service level load balancing and clustering Linux services (WEB,MAIL,PROXY,DNS,LDAP,SAMBA etc) OS security concepts, Monitoring tools (Nagios, Munin, Ossec, SNMP etc) Bash scripting MySQL Administration, Server optimization Configuration and optimization of JVM`s and Java Application Servers Virtualization solutions (VMWare, XEN, CITRIX etc) And more !

    Associated with: NetAngelS

    $33.33 /hr
    3,510 hours
    4.96