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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. Gilberto Sirit

    Gilberto Sirit

    Audio Engineer

    Venezuela - Last active: 1 month ago - Tests: 6 - Portfolio: 1

    I'm a 10 years-experienced Network/IT technician, holding a Cisco CCNA Certification. I've been deploying Cisco Router and Switch configurations from scratch, hardening and configuring wide-used solutions like centralized account systems, remote secure communications and creating and implementing security policies for various companies. As a freelance job, I'm a Avid Pro Tools Certified Operator, which allows me to work a lot on audio and video projects doing musical recordings for TV and Radio commercials, Sound FX audio post-production, editing and mixing using Pro Tools system. I have superb bi-lingual communication skills both oral and writing, English and Spanish. I'm looking to offer my high-quality services in any task required by my employer. My goal is to put 110% effort on the job at hand, that way I feed my experience out of it and makes my employer satisfied with my work.

    $13.33 /hr
    0 hours
    5.00
  2. Adeel Ali

    Adeel Ali

    Linux,System admin,Microsoft,Cisco,network Engineer

    Pakistan - Last active: 3 days ago - Tests: 6 - Portfolio: 7

    I have more than 10 years working experience in the field of Information Technology supply the stark (predefined and patronage delimited) open seed result for each and every write of playacting with customization according to their work/business. Let me describe skills. my key work points are as under =Linux Server Security, Vulnerability Scanning and Penetration Testing =Administrate VPS and dedicated Server =Administrate LAMP (Linux, Apache, Mysql, PHP) Server =Apache: Audit, performance and load balancing =Automated MySQL database backup =PHP MyAdmin MySQL database manager =Setting up MySQL replication Master-Slave,Master-Master =Install and configure Mysql Cluster for Ubuntu,Redhat,Centos =Mail Services like Postfix,worked on Panels like Plesk, webmin, Cpanel Directadmin etc =Install and configure virtualmin Migrate website,migrate databases =AWS, Rackspace, CloudStack =Microsoft Server,TMG,ESX,Hyper-V,Pfsense,Databackup Citrix Metaframe,Device anywhere, McAfee / Symantec Cisco routers all series like 800,1800,2800,3800 with Cisco switches ,Cisco PIX 501 / 506 / 515 / 525 and ASA 5505 / 5510 / 5520 / 5540 firewalls,Cisco Wireless Aironet Aps 1600/2600 and Cisco ACS Server. Working with Routing protocols VLANs / STP / RSTP / Etherchannel / MST VPNs – GRE / IPSec / DMVPN / SSL / MPLS

    $10.00 /hr
    0 hours
    5.00
  3. Alexey S.

    Alexey S.

    Team Lead PHP, Architect, Developer

    Russia - Last active: 14 days ago - Tests: 4

    I have extensive experience in web development and web broadcast video of various complexity - about 6 years old. I participated in the development process as: • PHP developer • html coder • Javascript developer • The head of the development team. A great experience to work with streaming video: - Setting up the software on a server, on a cluster - Integration with Web applications - Construction of an automated billing process - Protocols: RTSP, RTP, RTMP ... and more ... Extensive experience in working with e-commerce: - Integration with payment. With a large number of payment systems - Integration with accounting systems - Construction of the automated pricing process and more ... I have a good idea of how the system, oriented at high load should be designed. Have a successful experience in the optimization of IT systems in general, of code (PHP, JS) and MySQL queries. Participated in the conference HighLoad++ 2011(Moscow)

    $22.22 /hr
    0 hours
    5.00
  4. Ignacy K.

    Ignacy K.

    Ruby Developer

    Poland - Last active: 1 month ago - Tests: 2 - Portfolio: 2

    RoR Developer Highskillpro / Ragnarson - Extend application features - Add unit tests - Refactoring - Technologies: Ruby on Rails, Rspec - Services: PostgreSQL, Shellycloud Web Developer at eOasia.com / Ragnarson - site development in Ruby on Rails - bufixing / maintanance / specs DevOp at Restaurant Kritik / Ragnarson Responsibilities: - create micro-cluster of five servers for rails application - services monitoring and failover - database replication Full Stack Developer at Kalm Micropreneur DevOp at Travelplanet24 / Ragnarson Responsibilities: - manage medium size cluster of 53 servers for PHP application - services monitoring and failover - database replication - monitoring, on-call 24h duty Firmware Engineer at Intel Responsibilities: - develop Intel ME firmware - power saving features implementation - I2C interface and API implementation Validation Engineer / Team Leader at Intel Responsibilities: - create test framework for black box testing of Linux SW RAID - create and execute test suites including unit tests/regression test for Linux SW RAID - cooperation with Linux Red Hat / SuSe community on bugs/testing System Developer at Sprint Sp. z o.o. Responsibilities: - create marine radio software encode/decode features - implement ITU-R M.541-9 recommendations Web Developer at Stenaline Responsibilities: - create admin panel using: UI application based on Bootstrap - consume/update data using JSON REST API application - REST API implementation using PHP Slim framework

    $38.89 /hr
    5 hours
    5.00
  5. Hussein G.

    Hussein G.

    Linux System Administrator

    Egypt - Last active: 5 days ago - Tests: 11

    I am a Linux System Administrator, with two years experience in Linux, Unix, Networking, and open source technologies like Nginx, Apache, PHP-FPM, Passenger, MySQL, LXC, and Docker. Also I've worked on content management frameworks like Wordpress and Drupal. I have a B.Sc in Computer Science, with a very good understanding of C/C++, java, PHP, and python programming languages.

    $15.00 /hr
    10 hours
    5.00
  6. Sergiy Z.

    Sergiy Z. Agency Contractor

    direct work: Perl MySQL Ruby jQuery LAMP Software developer

    Ukraine - Last active: 1 day ago - Tests: 5 - Portfolio: 2

    Hi, I am software developer with 15 years of development experience. I prefer using opensource tools and libraries. Ruby, Perl, Java, Java Script, Action Script, C/C++ are languages of my projects, MySQL, Postgres, Sqlite, MongoDB, BerkeleyDB are databases for them. Frameworks which help me create perfect applications are Mojolicious, CGI::Application,Ruby On Rails and for sure JQuery. I like different projects and my expertise cover wide area of IT technologies. Projects where I can apply not only my experience but also my mind are my favorites.

    Groups: Bluehost Developers and Designers

    Associated with: UAcoders Pro

    $40.00 /hr
    9,071 hours
    5.00
  7. Alexander Lee

    Alexander Lee Agency Contractor

    IT Support Specialist

    Philippines - Last active: 10 hours ago - Tests: 10

    Over the last decade, I have been working as an IT Support Professional for Business Process Outsourcing (BPO) firms, providing excellent service across Operating System platforms such as Windows, Mac, and Linux. I also have extensive hardware experience considering my Electronics background. That defines my completeness in this field, having delved into systems that required software as well as hardware knowledge. My experience has carried me well through the years. I am as reliable as I can be, attentive to details, punctual on time related matters, and satisfied by nothing but the best.

    Associated with: Business Solutions

    $9.00 /hr
    14,002 hours
    4.99
  8. Ioan alexandru T.

    Ioan alexandru T. Agency Contractor

    Network and System Engineer

    Romania - Last active: 10 hours ago - Tests: 7 - Portfolio: 4

    I am an energetic, well-spoken and capable Network & System Administrator with expertise in Linux Server Administration and Network equipments. I enjoy working on all things IT related, and I have extensive experience of resolving Linux server problem and also network related problems. My key strengths include, but are not limited to: - WebServers: Nginx, Apache, Tomcat; - Databases: MySQL, MariaDB, CouchDB; - Mail Servers : Postfix, Dovecot, Qmail, DBMAIL; - FTP: Vsftpd, ProFTPD, Pure-FTPD; - VPN: OpenVPN, PPTP; - Firewall: csf, afp, custom iptables firewall; - Backup Solutions; - Proxy Servers; - Bash Shell Scripting; - Web Security (PHP Security php_suhosin, Apache Security mod_Security, OS Security (malware detection), Antivirus (clamav)); - - Traffic Control Scripts based on TC; - Monitor Technologies; - TCP/IP, VLANS, Routing Protocols - (RIP, EIGRP, OSPF) I have CCNA Certification and during time I had participate to online courses to improve my experience in Linux, Security, Firewalls. I will bring to your company or project fresh ideas, new perspectives, a diversity of experiences, and a dedication to service.

    Associated with: MoonQuake Agency

    $11.11 /hr
    2,582 hours
    5.00
  9. Debal Chakraborty

    Debal Chakraborty Agency Contractor

    HTML5/Bootstrap/CakePHP/Facebook API/Twitter API Expert

    India - Last active: 2 days ago - Tests: 4 - Portfolio: 3

    I have more than 5 years work experience as front end developer and proven expertise in HTML5, Bootstrap, jQuery Mobile and various other languages. For a quick look, visit: www.flatmatefinders.com.au www.rent-split.com www.antelopecreekfarm.com I have created simple basic websites to complex frameworks in several languages. My strengths are: - PHP Frameworks: CodeIgniter - HTML5, XHTML, DHTML, XML - CSS2.0, CSS3.0, Bootstrap, Boilerplate, LESS, Blueprint, Zurb - CMS: Joomla, WordPress - eCommerce: Magento, Shopify, OpenCart, osCommerce, ZenCart, xCart, PrestaShop - JavaScript, jQuery Mobile , Ajax, Json - Google Map API, Sendgrid API, Mailchimp API, Facebook API, Linkedin API, Twitter API - Repositories/Subversion: SVN, GIThub - Project and Task Management: Basecamp, Podio, JIRA

    Associated with: WebInfoMart

    $14.00 /hr
    4,705 hours
    4.95
  10. Ara Sadoyan

    Ara Sadoyan Agency Contractor

    Linux, Hadoop, Clustering and Cloud Computing expert

    Armenia - Last active: 12 days ago - 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