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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. Khushi M.

    Khushi M.

    System Administrator & Web Developer

    Pakistan - Tests: 7 - Portfolio: 6

    I have expertise in following: • Enterprise NMS using Nagios, Centreon, OpenNMS, Zabbix, Munin, Cacti, Monitorix, Xymon administration & monitoring. • Installation, configuration, troubleshooting and management of Solaris Servers both with x86 and Sparc architectures. • Manage network in Linux environment. Install, configure and deploy (Linux Flavors. RED HAT, Centos, Debian, Ubuntu etc) • DTrace, Patch Management, Syslog, NTP, BART, Apache, Postfix, Dovecot, Squirrel Mail IPMP, SFTP, Firewall, Bash Scripting, Cronjob, Users account management. • OS Hardening, Security, Auditing, Patching on linux & solaris servers. • Web Server(apache,nginx), Tomcat, PHP, Phpmyadmin, Wordpress, Joomla, Java. • Database Server(MySQL Server), MySQL Master-Master & Master-Slave Replication. • Plan and implement data security by file permissions, back up and disaster recovery plans. • Troubleshoot networks, systems and applications to identify and correct malfunctioning and other operational difficulties. • Storage Area Network, NFS, iSCSI, DRBD • Resolve local network/system issues. • Configuration and set-up of all new server systems required internally for the company's activities • OS hardening and Patching • Backup, security management, user account management, e-mail systems including internet access, office systems and applications support. • Server backup using rsync • Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs • Configuration and maintain the Remote Servers • Vulnerability scanning of Networks, Web Applications In addition to this experience, I have created a website http://tecdistro.com. The goal is to give the better solution and guide for system administrator to make the things easy. I also bring to the table strong computer proficiencies in Wordpress, MS Word, MS Excel and CRM database applications. 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 & configure websites from the ground up for you or your business.

    $10.00 /hr
    0 hours
    4.93
  2. Sergey Makarov

    Sergey Makarov

    C Expert

    Russia - Tests: 9 - Portfolio: 1

    Over the last 10 years, I have developed a wide range of applications using JAVA, C, C++, Perl, ActionScript, bash and many other technologies. My core competency lies in any audio-video streaming and content delivery. I'am seeking opportunities to build new cool applications from the ground up for you or your business. I also have some experience in the following areas: Protocols:- RTSP, RTP, SDP, RTCP, RTMP Video formats known: H.264, MPEG, MJPEG, FLV, MP4, MKV, AVI, WMV Audio formats known:- G.711A, G.711Mu, AAC, MP3, OGG, FLAC

    $33.33 /hr
    0 hours
    4.43
  3. Tarik M.

    Tarik M.

    Asterisk, VoIP Expert, IP-PBX, linux, Server Admin, Firewall, OpenVPN

    Bangladesh - Tests: 5 - Portfolio: 2

    I have in-depth knowledge of experienced Asterisk, A2billing, Freepbx / VoIP & Network Administrator procedure and documentation. * Asterisk PBX installation, support, advanced VoIP services development * Advanced Call Recording Solution using Asterisk * Hosted PBX applications (Asterisk, Freepbx, Elastix, A2billing, asterisknow) * Call Center applications (Vicidial) * VPN/OpenVpn installation and support Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. * Maintain 100% customer satisfaction through all available means I am also effective in digital and web graphics such as logo, banner, pdf forms and others related to arts and graphic designing. I am a multi-awarded Photographer. I am best in retouching photographs, making advertisements, retracing illustrations and making print materials such as flyers, brochures, posters, cd/dvd covers, packaging and labels, business cards and letterheads. I am a photo editor and web designer who believes in perfection. I am always available and welcoming to multiple feedback.

    $17.00 /hr
    0 hours
    5.00
  4. Dipak G.

    Dipak G.

    WordPress PHP MySQL Developer & Server Admin

    United Kingdom - Portfolio: 5

    "11 years experience as WordPress PHP MySQL Lead Developer and Server Administrator." + Web development using WordPress, PHP, Ajax, Smarty, jQuery, JSON, JavaScript, CSS 3, HTML 5, XML, DHTML and (X)HTML and latest open source technologies with MVC frameworks. + Database management using MySQL, Oracle, MS SQL/SQL Server. + Version Controlling with Git, SVN and Mercurial + CRM integration using Oracle CRM on Demand API, Sales Force API + Server Administration, includes System Commands, Users and Group Management, file permissions, software installations, file system failures, log files, crontab management, system services, performance management, security, network services (NTP, DNS, DHCP, FTP), software management, crash recovery, crash diagnostics, printer management, boot processes etc. + Extensive knowledge of web hosting control panels such as cPanel, Plesk, Webmin/Virtualmin, zPanel and DirectAdmin.

    $50.00 /hr
    354 hours
    4.95
  5. Hamza Shahid

    Hamza Shahid Agency Contractor

    Video Compression/Decompression, Multimedia, Embedded, Linux & Windows

    Pakistan - Tests: 2

    To work on cutting edge and challenging technologies and provide services in my field of expertise. I have over 7 years of experience in embedded development, video compression/decompression technologies, application development for windows and linux. Tools and technologies I am expert in include C/C++ programming language, C#, Microsoft Directshow. I have also worked on embedded systems which include Xtensa based boards and Texas Instruments DM6467 based boards. I have lots of experience in algorithm development and optimization.

    Associated with: MayarTech

    $16.67 /hr
    1,037 hours
    4.77
  6. Jayanta M.

    Jayanta M. Agency Contractor

    WORD PRESS,BUDDY PRESS, WP-ECOMMERCE,WOOCOMMERCE

    India - Portfolio: 4

    About the Company- *More than 10 years of experience and founded by an ex IBM employee *CloudFate's specialty is WordPress, Buddypresss, WordPress Multi User, PHP, Ecommerce *Develop and execute functional/system test cases to ensure product meets functional and design specifications. *Extensive domain knowledge of the latest Web Industry concepts like AJAX and Social Networking, financial services sector and CRM *CloudFate offers services to all countries in different zones, whether in Australia, Europe or US We are available 24/7. *Custom software development based on customer specifications *Website designing and development of any complexity *Portal designing and development *Always striving for excellence *Cost effective IT solution by experienced and highly qualified professionals, programmers, designers

    Associated with: CloudFate

    $15.00 /hr
    200 hours
    4.98
  7. Md. Omar Faruk

    Md. Omar Faruk

    Valid HTML5/CSS3,PHP/MySQL, Bootstrap Front-End Developer

    Bangladesh - Tests: 7 - Portfolio: 12

    I am a CSE Engineer and i have expert knowledge about the following topics: PHP, MYSQL, AJAX, JAVASCRIPT, JQUERY, XHTML, CSS3, PSD-HTML/CSS, Bootstrap .Wordpress JSP and ADOBE PHOTOSHOP CS6. I've professional knowledge about Linux , Data Migration and Replication. I also have good experience in the following areas: ASP.NET,Adobe Illustrator, SEO, SME, and software design and testing. My fundamental aim is to provide high quality web application, web design and web program according to client demand.

    Groups: Bluehost Developers and Designers

    $8.00 /hr
    395 hours
    4.90
  8. Anil Nath

    Anil Nath

    PhotoShop - Expert Photo Editor Retoucher And Photographer -NDA

    India - Tests: 5 - Portfolio: 112

    Welcome to my service! I have fifteen years experience in photo editing and photo retouching using Adobe Photoshop. I am also a photographer. If you hire me, your work comes with a 100% guarantee. I enjoy what I do, so your project will always get my complete attention. Your images will not be used by me, in my portfolio or in any other manner. Look forward to hearing from you. The services that I offer include, but are not limited to the following: Photo editing Photo retouching Wedding retouching Portrait Retouching Photo manipulation Age reduction editing to look younger Profile photo retouching Real Estate Retouching -Exposure Blending Change clothes Skin retouching Body contouring Make subject look taller Make subject look slimmer Photoshop Replace sky Focus stacking Color correction Change color of object Exposure correction Backbit subject exposure correction Complex / simple exposure correction Blur background Product photo retouching Blemish removal Remove / replace background Old and damaged photo restoration Masking Deep etching Eye defect correction Noise rduction Nose correction Teeth whitening Broken teeth re-construction Color noise reduction Sharpening Make photo pop Make eyes pop Add / remove subjects from group High Dynamic Range (HDR) editing automated High Dynamic Range (HDR) editing manual Working with Camera RAW images Image resizing for print / web Setting image resolution for print media Image enlargement with minimal quality loss Stitching multiple images Make subject look slimmer Remove or lessen double chin Shadow removal Colorization Change eye color Eye retouching to fix red eye / blown out catch light Enhancing low quality images Color Pop

    $25.00 /hr
    30 hours
    4.96
  9. Al A.

    Al A. Agency Contractor

    UI/UX, Front END, Web, Print Designer

    Bangladesh - Tests: 6 - Portfolio: 59

    Hi, I am Alamin Mir. I am a Graphic Designer. Working on UI/UX Web, Print and Corporate Identity Design more then 4 Years. I am Providing awesome works in a reasonable prices. I enjoy working on various projects like Web Design, Print Design. I am a hard worker and give my best for my clients. Online Portfolio: http://dribbble.com/alamin_mir, http://graphicriver.net/user/alaminmir/portfolio Let's start the project. Thanks, Mir

    Groups: Bluehost Developers and Designers

    Associated with: CreativeMine

    $16.67 /hr
    437 hours
    4.95