Linux System Administrators & Developers

Get Your Linux System Administration Project Started Today!

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

628

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 4.78.

4.78
Last updated: May 1, 2015
More options
Clear all filters
  1. Alper OKUTGAN

    Alper OKUTGAN

    Professional PHP Developer and Web Scraper

    Turkey - Last active: 10 days ago - Tests: 8 - Portfolio: 33

    Top-notch web scraping expert using PHP/cURL, having scraped hundreds of sites with billions records. Always deliver perfect quality with quick turnaround. Craigslist, Yipit, Crunchbase, Twitter and Instagram are just a few examples. My major expertise is web crawling / data minning, I am also interesting in solving complex challenges, difficult problem solving, and learning to enhance my programming skills with PHP programming language. I prefer to work for short-time but difficult projects. So I can give my experiences to the task effective. I have a degree in Computer System & Engineering and have 15 years experience coding. I have been working in the hosting industry (Hostgator, GoDaddy, Bluehost) for more than 10 years and highly experienced using hosting software such as WHM / CPanel / Plesk / Virtuozzo / Webmin / Virtualmin. (Installation and Management) Technical background; I began programming on C64s with QBasic language in the 1990s. Following graduation, I developed various programs with Borland Delphi for computing hardware faculty from 2000s, and I am still programming for the automotive industry (OBD/OBD2). I professionally created various web development projects with PHP and Perl languages since 2002. I began working with FreeBSD in 2002 and Linux in 2004 and I have been working as an hostadmin for various servers like Debian and Ubuntu operating systems since 2005. I have founded to BACOMputer, which my first company on 2005, and I am still working as a project manager for my own company. I began working with clients through oDesk since 2009, and I have successfully completed many contracts between 2010 - 2015. The subjects of my recently works; ° Web scrapping / mail scrapping with PHP/cURL. My PHP codes also can be run as standalone programs on the linux shell and/or with crontab. ° PHP-MySQL works / Admin Panels. ° Delphi or PHP based text file conversion programs. ° Hosting services and transfers. ° OpenVPN authentication systems (PAM / Google Authenticator / MySQL / LDAP / Radius) ° Creating Wordpress plugins and themes. HTML to Wordpress. * OPEN-WRT Linux distributions. ° Malware code cleaning on the sites and servers. (I have developed my own tools for finding malicious codes and infected files as quickly and efficiently) ° Decompiling/Tracing Flash applications/games. ° Radio, Audio stream program installations and configurations. Shoutcast, Icecast and Flashcast solutions. ° Software installation on Linux. Ftp servers, Apache, Nginx, PHP and MySQL installations/configurations. ° jQuery and resolving jQuery issues and conflicts. ° JWplayer, Flowplayer video player installations and delayed messages/auto redirecting projects ° Lightbox, Greybox, Laytbox and other jQuery (auto) popup/popunder solutions. Locked pages with javascript alerts. ° .htaccess works (Mass redirections, SEO based links, permalinks)

    Groups: Bluehost Developers and Designers

    $45.00 /hr
    1,508 hours
    4.99
  2. Soorya D.

    Soorya D.

    Selenium/WebDriver/Appium Developer l Web/Mobile API Automation |

    India - Last active: 1 month ago - Tests: 6 - Portfolio: 18

    Last 9+ years, I have been testing and automating applications for Fortune 500 companies. Having 7+ years of work experience in test automation .In that 6+ years on Automating web/mobile app tests using Selenium 2.0(WebDriver) / Selenium 1.0 (RC).Good experience on Mobile automation and integrating tests with CI tools like Jenkins or cloud services like Sauce-labs, BrowserStack. Automation Frameworks development using combination of : - Selenium/WebDriver, Selenium Grid - Appium, Protractor (AngularJS) - Data-driven Selenium tests with external Excel, XML and CSV-based data. - Java / Ruby / Python / PHP - TestNG - ReportNG - JUnit - XMLUnit - Page Object - JBehave - FitNesse - Cucumber - Robot, AutoIt & Sikuli - Jenkins (including integrating with SVN/ Perforce/GitHub/ Saucelabs.) - Maven/ANT - Flex automation agents like Flexmonkium, FlexPilot, SeleniumFlex API * RestFul Web service testing using SoapUI * Performance testing Using JMeter/ SoapUI * Automating websites that involves Map(like Google Maps) interactions I have strong experience in testing various types of software ranging from desktop applications to web applications. Types of testing that I have done include: =============================== - Black Box and White Box Testing - Manual and Automation testing - Smoke testing - Functionality testing - Integration testing - Cosmetic error testing - GUI Testing - Cross browser compatibility testing - Regression testing - User Acceptance Testing - Mobile app testing - Games testing - Performance testing "Passion for Test Automation", "Good Communication", "Think from a customer perspective", "Good error guessing skills", "Analytical and logical thinking", A strong desire for quality" and "An attention to detail" are the qualities of a best Software Test Engineer. So if you are searching for a person with above qualities and abilities.I can ensure you that I best fit in to your mission.

    $35.00 /hr
    603 hours
    4.98
  3. Andrii S.

    Andrii S.

    Sr. Software Developer (Python&Django, Node.js)

    Ukraine - Last active: 2 days ago - Tests: 10 - Portfolio: 2

    * Have production experience w/ following programming languages: Python, JavaScript (node.js), PHP, Perl. * Skilled in web applications back-end & RESTful APIs development, distributed architecture. * Have experience in both relational DBs (MySQL, Oracle, PostgreSQL) and NoSQL solutions like MongoDB (have certificates from 10gen), Redis. * Feeling comfortable with such cloud computing platforms as Amazon EC2 and Rackspace, Heroku and OpenShift.

    $44.44 /hr
    280 hours
    4.97
  4. S M Kamrul Hasan

    S M Kamrul Hasan Agency Contractor

    C# | C++ | DevExpress | WPF | ASP.NET | JS | MySQL | SQLS | GIS | WCF

    Australia - Last active: 16 days ago - Tests: 11 - Portfolio: 11

    • 5+ years in Commercial Software Lead, Development, Design and Test. • 4+ years in Research Development, Algorithm Design, Modelling and Data Analysis. • PhD and BSc in Computer Science and Engineering. • Specialized in Desktop Applications in C# and C++. • Specialized in UI Design with WPF, DevExpress, RAD Studio, QT and Standard VS 2010-13 Toolset. • Specialized in RDBMS and Entity Framework for C#, C++ and ASP.NET with XPO and ADO.NET. • Specialized in LiDAR, Aerial Survey, Airbone Imaging, GIS Transformation and Projection. • Specialized in Operations Research, Evolutionary Algorithms, Scheduling and Optimization. • Experienced in Web Applications in ASP.NET, JavaScript, jQuery, HTML, CSS. • Experienced in MVVM, MVC, WPF, WCF, TCP/IP and .NET Pipeline. • Experienced in Oracle, MySQL, SQL Server, SQLite and MS Access. • Experienced in 2D/3D, OpenGL, Vector Graphics, EyeShot. • Experienced in AWS APIs; especially S3, RDS and ElastiCache. • Experienced in HPC, Memory Management and CUDA. • Experience of publishing high quality peer-reviewed publications.

    Associated with: OzDreamer IT Solutions

    $35.00 /hr
    1,037 hours
    5.00
  5. Oscar Bass

    Oscar Bass Agency Contractor

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

    United States - Last active: 3 days ago - 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

    $44.44 /hr
    236 hours
    4.96
  6. Josh M.

    Josh M.

    SQA/Testing/Security/Networks/Development/Technical Writing(Canada)

    Canada - Last active: 3 months ago - Tests: 9

    Over my career I have been handed a great many challenges and I have throughly enjoyed finding solutions for my clients problems. I have not limited myself specifically to one area but many, and have enjoy a diverse technical career. I am a skilled, hard working, dedicated IT professional with over 10 years of experience. I have development experince in numerous languages and specialize in PHP/MySql web development and Linux/Windows scripts and applications. I have excellent communication skills and am available at your need.

    Groups: Bluehost Developers and Designers

    $55.00 /hr
    8,385 hours
    4.98
  7. Thei Kevin Suteja

    Thei Kevin Suteja

    Expert in Web Design/ Developer, Wordpress, Other CMS, Bootstrap

    Indonesia - Last active: 1 day ago - Tests: 7 - Portfolio: 15

    I am an IT fresh graduated, while yet I'm still very young, I have developed my own profitable company business, receiving numerous of praises and fantastic feedback from clients, and dealing with business development for my 2 companies. I define myself as a perfectionist person, who cant stand on even a tiny little design mistake. i will generally fixes those type of issue on my own, until i satisfied. Anyone wont ever doubt my commitment on any project i had. Over the past 4 years, I have developed lots of websites for educational / commercial purpose. some of my highlight projects were: www.emily4u.sosbrandmedia.com >> Wordpress (Still in Progress) www.zoistory.com >> Wordpress - Custom Theme Creation (PSD to Wordpress) www.lavigna.hk >> Wordpress (Still in progress) - Custom Theme Creation (PSD to Wordpress) www.mylawteam.com >> Wordpress Custom Theme Creation (Odesk) www.sosforwarder.com >> Wordpress www.montanasonic.com >> Wordpress Custom Theme Creation (Odesk) www.loantechs.com >> Wordpress Custom Theme Creation (Odesk) www.dondiwestlaw.com >> Wordpress (Odesk) www.tripledfitness.com >> Wordpress Custom Theme Creation (Odesk) kuiki-sg.cloudns.org/kevin/ >> BOOTSTRAP Framework (odesk) www.sosbrandmedia.com >> Wordpress www.butikimport.com >> OPENCART ECommerce www.designbyketi.com >> Wordpress (Odesk) I am very glad to be able to have a bright full freelancing career, all thanks to Odesk community.

    Groups: Bluehost Developers and Designers

    $18.33 /hr
    579 hours
    4.97
  8. Aldinson E.

    Aldinson E.

    Software & Web Developer, Project Manager, E-mail Marketer

    Philippines - Last active: 1 month ago - Tests: 13 - Portfolio: 1

    Has already 14 years experience in Software Development. Can Design (thru UML) and implement Application Software or Web-based projects. I am seeking for challenging Java-Based Application Projects but can also do web-based projects using PHP with MySQL or PostgreSQL backend. C/C++ projects can also be accommodated. Can also do part time project management of Application or Web-based projects and will also do e-mail marketing if needed be.

    $7.00 /hr
    210 hours
    4.58
  9. Salvatore Romano

    Salvatore Romano

    Expert in Graphic Design, Logo Design, Web Design

    Italy - Last active: 1 month ago - Tests: 1 - Portfolio: 47

    Over the last 10 years, I have developed a wide range of website using Wordpress, PHP, CSS, HTML5 and MySQL including sites for startup companies and small business. I've also developed many logos, brochure and brand for company and startup. I am seeking opportunities to build attractive graphics and website for you and your business. I've also experience in C#, Visual Basic, Linux Server, Plesk.

    $40.00 /hr
    44 hours
    4.57
  10. April Lyn Paclar

    April Lyn Paclar

    Freelancer

    Philippines - Last active: 11 days ago - Tests: 2

    - Worked online as a Virtual Assistant on 2010-2011. - Decided to work offline and worked as a Network Engineer in a cable internet company, which, after 6 months of working, was bought by one of the leading cable internet company in the Philippines. - Been rehired by the latter and worked as a Network Engineer. - Received a medal as one of the top performing employees in the company by 2014. - After over 2 years of working, voluntarily resigned from the job.

    $5.00 /hr
    1,379 hours
    4.70