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

617

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: August 1, 2015
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  1. Anthony B.

    Anthony B.

    Technical Support

    Philippines - Tests: 5 - Portfolio: 2

    Its been 12 years, and yet active as technical resource and primary point of contact for server and network administration. I have successfully implemented and migrated Databases (postgres, mysql, MS Sql 2005 & 2008), Setup windows Server (2000NT, 2003, 2008, 2012), and Unix/Linux as System Administrator. And as network administrator constructed structured cabling, deployed and manages switches (L2), routers from small to corporate offices, firewall like SonicWall 5060 & NSA 5000 series, and Cisco ASA 5510/5505. I am also knowledgeable in developing Web design using Dreamweaver, Html, Php and MySql.

    $17.78 /hr
    16 hours
    5.00
  2. Lessis O.

    Lessis O.

    Penetration tester and security Expert, ITIL, OSCP certified

    Tunisia - Tests: 3

    Since many years I have worked for a big International Financial group as Programmer and Penetration-Tester. I used to work as a Security Analyst for a French Security CERT (Computer Emergency Response Team). The last years I did a lot of Security Assessments of Web Applications. Based on my daily work I am experienced with all common attack vectors and mitigation techniques. I am very interested in Computer Security and ethical hacking. I have conducted Penetration-testing for a lot of clients (including Banque de France, AXA group, Quanthouse, cibtp paris, youdrive.fr etc..) . I have also managed Linux Server for years. I am a confirmed Programmer mastering scripting and advanced programming language (C,C++,python,Bash scripting, Ruby on Rails, Java,etc...).

    $23.00 /hr
    32 hours
    5.00
  3. Duminda Karunaratne

    Duminda Karunaratne

    System Administrator

    Sri Lanka - Tests: 3 - Portfolio: 1

    I am the member of the MIS team and covering all release managements and server operations. I currently handle ESXi and ESX server farm in Australia and USA. • Have experience installing, maintaining and troubleshooting VMWare servers.  ESXi and ESX Vsphere servers.  Installing, maintaining iSCSI software. (OpeanFiler / OPEN-E / HP LeftHand) • Have experience installing, maintaining and troubleshooting MS Windows Server 2008 and 2003.  Installing, maintaining and troubleshooting domain controller.  Have experience in Active Directory maintaining and troubleshooting.  Customizing Group Policies.  Scheduling Backups.  Domain Replications.  DFS Replications.  Installing, maintaining and troubleshooting IIS 7 and 6.  DHCP Server installation, maintaining. • Have experience installing, maintaining and troubleshooting MS Office SharePoint Server 2007 and 2010. • Have experience installing, maintaining and troubleshooting MS Exchange server 2010. • Have experience installing, maintaining and troubleshooting following software firewalls.  MS ISA Server 2006.  Untangle (Open Source)  SmoothWall (Open Source) • Have experience installing, maintaining and troubleshooting PLESK control panel and Cpanel. • Have experience installing, maintaining and troubleshooting UBUNTU/ CentOS / RedHat / SUSE Linux / Sun Solaris servers.  Installing Apache Server, Virtual hosting, Apache SSH configurations and Apache failover clustering.  Installing MySQL Server, MySQL data base replication and failover cluster.  Installing FileZilla FTP Server  Scheduling cron jobs.  ISC DHCP failover clustering. • Have experience installing Windows 7, Windows XP, UBUNTU, KUBUTU, and Fedora. • Have experience working with Amazon cloud computing and Soft Layer cloud computing. • Have experience in installing, maintaining and troubleshooting wireless network. • Can maintain and troubleshoot LAN environment. • Have experience installing MS SQL 2008 and 2005 servers. I’m maintaining daily backups in MS SQL servers and database management. • Have Experience installing and maintaining CISCO ASA 5505 Firewall, CISCO Routers and CISCO Switches.  Routing Protocol RIP, IGRP, RIP v2, EIGRP, OSPF  Creating Vlan  Nating  Creating VPN

    $16.67 /hr
    531 hours
    4.99
  4. 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
  5. John francis i I.

    John francis i I.

    Java Developer with experience in Mobile Service Development

    Philippines - Tests: 2 - Portfolio: 1

    I aim to increase my knowledge and proficiency when it comes building great and easy to use software. I can also create software that uses other forms of technology like building scripts using Perl, PHP, and shell. I can create and deploy fully functional websites immediately using DJANGO framework and Twitter Bootstrap as its UI foundation. I also am very proficient in using Linux based operating systems and utilise them to analyze and extract useful data for the clients.

    $7.00 /hr
    1 hours
    5.00
  6. Ivan Peshev

    Ivan Peshev

    Will write what you need. Javascript , PHP, Linux, SQL, Python

    Bulgaria - Tests: 7 - Portfolio: 5

    My main goal is to provide good-looking, user-friendly, effective and well written applications to the customers. I've gained experience and polished my communication skills while working with people from Sweden, Iceland, Czech Republic, Russia and Bulgaria. Thus I easily understand customer’s needs and best way to deliver it. I'm really good at reading and debugging someone else's code. I have extensive knowledge in mathematics, particularly in complex algorithms, and also huge experience in OOP design for big applications, web servers administration and optimization.

    $30.00 /hr
    0 hours
    4.85
  7. Offshoreit Support

    Offshoreit Support Agency Contractor

    CEO and Founder

    India - Tests: 3 - Portfolio: 1

    Offshore IT Support is a leading Technical Support Company that provides Outsourced 24/7 Technical Support, Remote Server Administration, Server Security, Linux/Windows Server Management, Server Audit and Helpdesk Management to Datacenters, Hosting companies and ISPs around the globe. With over 5 years experience in working with major hosting providers and data centers, Offshore IT Support is the first company of its kind who provides “Expert Call Back” feature to the customers. I have well rounded knowledge and hands-on experience in the following areas: Windows Servers Win 2003, Win 2008, MSSQL Server, IIS , Azure, Apache, IIS, Amazon Web Services, Dedicated Server, VPS. WHMCS. Linux configuration, maintenance & troubleshooting for RHEL, Centos, Debian, Ubuntu Virtualization: Vmware, Openvz, Virtuozzo, Xen, KVM, vserver, Cloud hosting: Amazon EC2, AWS, S3, Cloud Computing, Digital Ocean, VPS, Networking (dhcp, DNS:powerdns/bind/named, vpn: openvpn/pptp, firewalls: iptables, proxies), Web servers (apache, nginx, lighttpd, tomcat), Mail servers (exim, postfix, qmail, antispam/ antivirus: clamav/spamassassin, courier, dovecot), Hosting panels as Cpanel/WHM, Plesk, Directadmin, WebsitePanel.Webmin, DirectAdmin, Virtualmin & Vestacp SSL Certificates : Symantec, Digital certs, Go daddy. Verisign Thwart etc... Networking: Active Directory,Group Policy, DNS, DHCP, FTP, VPN, NFS, RAID, DHCP, DNS, DFS, VPN, WDS, RRAS, TS server, NAP, Proxy server, Windows Failover clustering,Network Load Balancing (NLB), Remote Desktop Services. Storage: Configure NAS and SAN, Openfiler NAS/SAN, Starwind SAN. Backup: R1 Soft, Windows NT Backup, Shadow Protect, Configure and troubleshoot the backup issues. CCNA: IP addressing sub-netting, IP Routing Routing Protocol, EIGRP, OSPF, ACL, Frame Relay connection, NAT/PAT, Virtual LAN, WirelessLAN.

    Associated with: Offshore IT Support

    $11.00 /hr
    11 hours
    5.00
  8. Faisal Rehman

    Faisal Rehman Agency Contractor

    Linux Systems Administrator

    Pakistan - Tests: 2 - Portfolio: 2

    System Administration is the key area I’ve enjoyed a lot to work with from the very first day when I actually started my professional career. The achievements range from setting up, installing, configuring, troubleshooting & monitoring UNIX, Solaris & Linux servers, VoIP, Web & LAMP servers especially having CentOS, Ubuntu & Red-Hat as major distributions. Specialities: System Administration (Linux, UNIX, Solaris) FTP, DNS, BIND, LAMP Apache, Tomcat, MySQL IP Tables, CSF, APF Firewalls Servers Installation: yum, RPM, Source Bugzilla, Bedbugs, Jira Web Hosting, cPanel, WHM, SSL Nagios, Zabbix, Pandora FMS Server’s Monitoring

    Associated with: techwebweavers

    $20.00 /hr
    571 hours
    4.40
  9. Gualberto B.

    Gualberto B.

    Eng., Msc

    Paraguay - Tests: 2

    Over the last 19 years, dedicated to developing a wide range of web and desktop applications using Java, Visual Basic, C# and PHP for medium bussines, banks and Paraguay goverment. Usually, I prefer to manage the full application life cycle. With strong knowlodge in Oracle, Postgresql and SQL Server procedural languages. Also done mission-critical telecomunication applications, such as billing systems mediation device and real time calls ticket audit. With strong C and database API management. I have implemented Business Intelligence with Pentaho in various government agencies. Interested in System Design and Development, Maintenance of Existing Web and Desktop Applications, Processing and Bulk data load, Database Administration and Software Testing.

    $33.33 /hr
    2,256 hours
    5.00
  10. Bhavin Jasani

    Bhavin Jasani

    Vibha Infosystems

    India - Tests: 9 - Portfolio: 6

    I am experienced Programmer having 3+ years of IT Development.I provide expertise in search marketing solutions for business on a worldwide basis including website promotion, online advertising and search engine optimization techniques to improve its clients' positioning in the search engines.Also provide Web Development,Web Designing,Data Entry work.I will cater to the higher education market, including colleges, universities and professional educational institutions. I want to be more than expendable, one-off hired hand - my goal is to help you not only by implementing what you require of me, but also by providing advice, guidance, and best practices based on my wide experience. I'll understand your business needs and will always help to fulfill them - even if it requires more effort from me. I'd be happy to build a long-time relationship and became a valuable resource for all your development and software architecture needs.

    Groups: Corona Labs

    $14.44 /hr
    50 hours
    5.00