Linux System Administrators & Developers

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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.

Browse Linux System Administration job posts for project examples or post your job on Upwork for free!

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

602

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: July 1, 2015
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  1. Tarmo M.

    Tarmo M.

    Web developer / Designer

    Estonia - Last active: 12/13/2012 - Tests: 1 - Portfolio: 12

    I am professional web developer / designer. Started developing websites from year 1996. Currently have own company for developing and designing websites and unique web systems. My notable partners are: Nikon, ADM and Isover My latest remarkable job was to make online picture voting system for Nikon. It was for Baltic Photo Contest 2012. System was designed so that, jury director and jury members used iPads for voting and voting was watchable online from website. http://wppb.eu. Also used this system at BALTIC NATURE PHOTO CONTEST 2011 http://balticnature.eu/ Jury members told, that it was best voting system they have ever used. We had two main categories at WPPB. 1st Wedding and 2nd Portrait, one jury director for each main category and totally 10 jury members. http://wppb.iamphotographer.eu/EN/jury It was fun. Looking forward for new challenges.

    $50.00 /hr
    0 hours
    5.00
  2. Adi hezral A.

    Adi hezral A.

    Experienced Icon/UI Designer for iOS/Android/Mac/Windows

    Malaysia - Last active: 11 days ago - Tests: 4 - Portfolio: 4

    Hello, my name is Adi. I'm an icon and UI designer and have a passion in icon designs. I also design logo and graphics for softwares and websites. I'm very passionate in designing icons. Ever since Windows 2000, I move to Linux and now have fallen in love with Mac OS X systems. I like the designs and have since designed icons that follow their styles. Why choose me? - Experienced in icon designs, iPhone styles, Mac OS X styles. - Experienced in graphic designs for splash screen, backgrounds and other UI. - Unique Design Concepts, Clean and Professional. - All designs are created from scratch. Stock images, clip-arts will be used if permitted or required. - Changes will be made as requested, until you are satisfied. - Source files will be delivered on completion including JPG, GIF, PNG, PSD, AI, etc [High Resolutions, Web and Print ready] Portfolios available at: http://hezral.deviantart.com (personal portfolio) Thanks for showing interest in my services, look forward to work with you.

    $40.00 /hr
    216 hours
    4.93
  3. Vadim Sudzenka

    Vadim Sudzenka Agency Contractor

    IT Engineer, manager / Systems Engineer Microsoft

    Czech Republic - Last active: 11 hours ago - Tests: 9 - Portfolio: 14

    • Successful background in system administration, top-down networking implementation, system analysis, technical support, optimization and troubleshooting.• Strong experience in implementation of large-scale networking solutions, based on different operating system technologies, various hardware and software.• Experienced Engineer specializing in analyzing and solving complex IT problems.• Good understanding of ITIL principles (passed ITIL v3 Foundation test).• Independent, resourceful and detail- oriented individual, able to quickly grasp new technology and work effectively in the team demonstrating good organizational and interpersonal skills• MCITP Enterprise Messaging Administrator on Exchange 2010•MCSE holder• MCITP Windows Database Administrator SQL2005 (MCDBA) • LinkedIn profile http://www.linkedin.com/in/vsudenko Microsoft Windows Server 2008/2003/2000/NT • Linux (Unix, Aix, Solaris, HP-UX) • MS Exchange, Lotus, Web, FTP, Proxy servers, MS IIS, MS Project, Tivoli• MS Active Directory• TCP/IP, LAN, WAN, VPN, DNS, DHCP• Virtualization technologies (VMware, Virtual PC).• Citrix MetaFrame Server - administrator• Backup systems (VERITAS Backup Exec, ARCserve, IBM Tivoli Storage Management) Good knowledge MS SQL 7.0 - 2012, stored procedures, backup, DTS, Jobs, restore from Log, etc.

    Associated with: Tower Group

    $30.00 /hr
    6,345 hours
    4.97
  4. Dmitrij K.

    Dmitrij K. Agency Contractor

    Website / Graphic Designer

    Ukraine - Last active: 2 days ago - Tests: 4 - Portfolio: 26

    Over the last 10 years I have developed websites using New Web Technologies. I have an experience on building websites from the ground, full project designing and developing the back-end and front-end. Also have experience in creating sites on CMS. To date, for the creation of sites I use the most advanced technologies: XHTML/HTML/DHTML, PHP, MySQL, JavaScript(JQuery), AJAX, CSS, XML, Flash, Action Script, Web3D. I also have experience with programs such as: Adobe Flash and Action Script, Adobe PhotoShop, Adobe Illustrator, Adobe Dreamweaver, Adobe InDesign, Adobe Dreamweaver, Adobe Pagemaker, Adobe Acrobat, CorelDraw, Corel PhotoPaint, QuarkXPress, Google SketchUp, Audacity, VirtualDub, OpenOffice.org, VMware and etc.

    Associated with: RusCoder

    $24.00 /hr
    7,624 hours
    5.00
  5. Peter Stefanov

    Peter Stefanov

    -=* Print, package and website designer. Photoshop expert. *=-

    Bulgaria - Last active: 1 month ago - Tests: 5 - Portfolio: 42

    I work with professionalism, accuracy and integrity, enjoys a challenge and never quits untill the job is done right, on time and on budget. I strives to offer my clients the best service possible, offering advice and solutions to any graphic and website problems they encounter, as well as creating quality designs. Work experience, which consisted of making a collage, various designs, processing of films, development and maintenance of web sites, prepress preparation any kind of documents. Looking for new challenges and I am directed to implement a wide range of ideas according to what you need your project.

    $10.89 /hr
    11 hours
    5.00
  6. Ashish Nigam

    Ashish Nigam Agency Contractor

    Android / Blackberry / iPhone Developer

    India - Last active: 07/25/2014 - Tests: 4 - Portfolio: 5

    Technologies I worked on: 1. Native Apps 2. PhoneGap (HTML5/CSS3/JS) 3. jQueryMobile (HTML5/CSS3/JS) 4. Sencha (HTML5/CSS3/JS) 5. UrbanAirship (Push Notification) 6. QuickBase (Database) ######################################### My Portfolio: http://app.dreamappworld.com ######################################### Note: There are many more apps which are not yet published ######################################### Company: http://www.dreamappworld.com ######################################### Android Market Page for my Apps: https://market.android.com/developer?pub=Dream+App+World My main field of interest is Android and Blackberry application development. I have more than 10 years experience on Java, HTML, PHP, MySQL. And I have more than two years of work experience on mobile application development for Android / BlackBerry / PhoneGap / jQueryMobile. On mobile development, I have expertise on core libraries as well as other development platforms like PhoneGap, jQueryMobile. Sample Published Work on App Stores: Android: PhoneGap: https://play.google.com/store/apps/details?id=com.dreamappworld.android.phonegapdemo.free Satyamev Jayate: https://play.google.com/store/apps/details?id=com.dreamappworld.android.SatyamevJayate BlackBerry: Insurance Calculator: http://appworld.blackberry.com/webstore/content/67814 STAG Carnival: http://appworld.blackberry.com/webstore/content/79697 Call Blocker Text Eraser: http://appworld.blackberry.com/webstore/content/109315 There are many more apps which are not yet published on app market. I hold bachelors degree from Indian Institute of Technology, Kanpur, India and masters degree from Delft University of Technology, Delft, Netherlands. Having exposure of both Indian and European culture and environment, I can quickly understand the requirement and deliver quality work. Along with this, I have following hardware for device testing of app before delivering to the client. 1. iOS: iPad 2 with iOS 5.1 2. Android: Nexus-S with Android 4.0.4 3. BlackBerry: BlackBerry Curve 9360 with BlackBerry OS 7.0

    Associated with: DreamApp World Pvt. Ltd.

    $25.00 /hr
    1,018 hours
    4.75
  7. M Subajee

    M Subajee

    Web Design & Development,Wordpress,Cms

    Sri Lanka - Last active: 1 month ago - Tests: 1 - Portfolio: 3

    6year, I have developed a wide range of websites using HMTL, DHTML, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business.

    $20.11 /hr
    2 hours
    5.00
  8. Abhilash P.

    Abhilash P.

    System Administrator with Cloud Hosting experience

    India - Last active: 1 month ago - Tests: 4

    I am a seasoned system administrator and is working with various clients - especially web hosting domain since 2004. Even though I do server administration tasks on Linux / Unix based distros (90% of time), I have expertise and solved many issues related to Windows as well. Here are some of my skill set. General Responsibilities undertaken Provide remote administration for various web hosting companies, including Datacenters. Resource monitoring on servers by effectively managing processes and applications. Trouble shooted problems related to various services like Web (Apache, Nginx, Litespeed, Lighttpd, IIS), Mail (Postfix, Qmail, Exim, Smartermail, Mailenable) , DNS (PowerDNS, Bind), FTP (VSFTPD, ProFTPD, Pure-FTPD) and Database servers (Postgresql, MySQL, MSSQL) Manages backups using third party backup utilities like R1Soft and custom backup scripts for duplicity and rsync Implemented desired level of security in the servers. Web server configuration and performance tuning. Data migration across the servers with effectively zero downtime. Expertise in Disaster recovery and management. Regular Security audits to find out the vulnerabilities of the system and suggest actions to improve the security. Filesystem data recovery. Web Hosting Technologies Control Panels : cPanel, Plesk, DirectAdmin, zPanel, Encompass and more.. Webserver : Apache, Nginx, Litespeed, Lighttpd, IIS, nginX Mail Server : Postfix, Qmail, Exim, SmarterMail, Mailenable DNS Management : Bind, PowerDNS, tinyDNS Spam Prevention : Spamassassin , ClamAV, F-Prot CMS Installation / Administration Storage Management : LVM, RAID - Hardware and Software Server provisioning : Kickstart, Cobbler, SystemImager etc. Server auditing, security Kernel upgrade, Server patching Nginx Proxy management Data Center Support. Technical Level Expertise Operating systems: Gnu/Linux Operating Systems: Various Linux distributions which include Redhat (4, 5 and 6) , CentOs (5 and 6), Fedora, Ubuntu (9,10,11) and Debian. Unix Based Operating Systems: FreeBSD and NetBSD Related Application Servers Jakarta Tomcat Red5 Media servers Game servers etc

    $15.00 /hr
    0 hours
    5.00
  9. Angie Coleman

    Angie Coleman Agency Contractor

    PrintDesign+Illustration:WebDesign+Hosting:YourBusiness+OurCreativity

    United States - Last active: 01/18/2014 - Tests: 5 - Portfolio: 1

    *** ODESK SPECIAL: Logo design packages available as flat rate options to fit any budget. Let's talk! *** Specializing in start-up branding and business identity makeovers for 18+ YEARS! I know what it takes to put your business brand on the map. Hello! I am Angie Coleman, Co-owner and Lead Graphic Designer of ArtisticEnergy and I want your business! Allow me to Artistically Energize your organization's identity or project with our one-stop-shop for all your promotional print & web design needs! Services include: PrintDesign+Illustration, WebDesign+Hosting, Promotional Products, Trade Show Graphics & MORE! We offer FLAT RATE oDesk services only, therefore we will be listed as having (0) oDesk hours. *** Proudly a North Carolina based business since 1995 with over 25 years of combined graphic design experience to drawn from.

    Associated with: ArtisticEnergy

    $83.33 /hr
    0 hours
    4.69