Linux System Administrators & Developers

Showing 11,792 freelancers

Linux System Administrators & Developers

Showing 11,792 freelancers

Get Your Linux System Administration Project Started Today!

Post your Linux system administration project on oDesk 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 oDesk, 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 oDesk for free!

Linux System Administration Job Cost Overview

Typical total cost of oDesk Linux System Administration projects based on completed and fixed-price jobs.

oDesk Linux System Administration Jobs Completed Quarterly

On average, 612 Linux System Administration projects are completed every quarter on oDesk.

612

Time to Complete oDesk Linux System Administration Jobs

Time needed to complete a Linux System Administration project on oDesk.

Average Linux System Administration Freelancer Feedback Score

Linux System Administration oDesk freelancers typically receive a client rating of 4.78.

4.78

Last updated: March 1, 2015

  • System Administrator, IT Security, Penetration Tester, Ethical Hacker

    I am a professional penetration tester / ethical hacker / IT Security Expert & over the past 7 years, I have been performing vulnerability assessment and penetration testing for local / international clients from around the world delivering according to the current industry standards … more

    I am a professional penetration tester / ethical hacker / IT Security Expert & over the past 7 years, I have been performing vulnerability assessment and penetration testing for local / international clients from around the world delivering according to the current industry standards and best methodologies (OWASP TOP 10, SANS TOP 25, CWE, OSSTMM, PTES etc.) Hire me to test or work on your Server or Network administration projects. I have great experience with Amazon cloud AWS EC2, Linux, Windows, MYSQL, VPN, VMware, Hyper-V, Shell script, Apache and Web and have been working with them for many years. I also have experience with Web Hosting and DNS servers. I’m ready to start working on your projects.  less

    penetration-testing system-administration linux-system-administration embedded-linux network-security wireless-security security security-analysis security-engineering security-infrastructure 00 more less
    • $40.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Linux system administrator

    - initiative and self-motivated professional with strong work ethics; - BS degree in Computer Science; - having 7+ experience in administration of different systems, including hosting provider network, private cloud-based development environment, dedicated web-servers and AWS installations; - always trying to follow guidelines and … more

    - initiative and self-motivated professional with strong work ethics; - BS degree in Computer Science; - having 7+ experience in administration of different systems, including hosting provider network, private cloud-based development environment, dedicated web-servers and AWS installations; - always trying to follow guidelines and best practices and not to reinvent the wheel; - good team player, able to see situation from developer or manager's perspective.  less

    amazon-ec2 linux-system-administration lamp-administration nginx python mysql zabbix kvm-virtualization xen-hypervisor bitrix 00 more less
    • $25.00 HOURLY RATE
    • 5.0
    • 124 HOURS
    • MONTENEGRO
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Ruby Programmer, Junior Linux System Administrator, Audio Engineer

    With more than 13 years of experience in audio mixing, recording and mastering. Recently Linux LPI 101 and 102 certificated. With some skills programming in Ruby. And very excited with the possibility of getting some new projects to work with!

    linux-system-administration audio-mixing audio-editing audio-mastering audio-engineering 00 more less
    • $18.00 HOURLY RATE
    • 4.6
    • 4 HOURS
    • SPAIN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • Linux system administrator

    Hello. I'm a reliable Linux System Administrator with strong self-motivation. I have more than six years of experience with managing, monitoring, troubleshooting and optimizing Linux servers. My short list of competencies: - Common server distros: CentOS, Debian, Ubuntu, Slackware; - Common … more

    Hello. I'm a reliable Linux System Administrator with strong self-motivation. I have more than six years of experience with managing, monitoring, troubleshooting and optimizing Linux servers. My short list of competencies: - Common server distros: CentOS, Debian, Ubuntu, Slackware; - Common client distros: ArchLinux, Fedora, Ubuntu; - Monitoring software: Zabbix; - DevOps: Puppet (writing modules to various services, full automatization of deploing new client workstation); - Virtualization software: Proxmox VE, KVM, libvirt, OpenVZ, LXC, Docker, Vagrant; - Git, Github; - Webservers: apache, lighthttpd, nginx; - Databases: mysql, postgresql; - Mailservers: dovecot, postfix, sendmail, exim4; - DNS: bind; - Security: iptables, shorewall, openvpn, l2tp, fail2ban; - Web-panels: WHM/CPanel, Plesk, Webmin, Ajenti; - Caching tools: Varnish, Apache caching, memcache; - Backup software: bacula; - Skills of scripting with BASH and Python My full CV you may look here: http://strangeman.info  less

    linux-system-administration redhat-administration apache-administration nginx wordpress varnish-cache russian puppet-administration 00 more less
    • $18.89 HOURLY RATE
    • 5.0
    • 217 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
  • Senior Linux system administrator, network administrator

    I am expert Linux Server Administrator having 10+ years experience and ready to work. I have extended experience on web hosting technologies and cloud. Ready to start working at your project right now! -- Below you can see my general skills … more

    I am expert Linux Server Administrator having 10+ years experience and ready to work. I have extended experience on web hosting technologies and cloud. Ready to start working at your project right now! -- Below you can see my general skills -- * OS’s: Debian, Ubuntu, CentOS, RedHat, CloudLinux, Gentoo, FreeBSD (administration, configuration, audit, optimization); * Software Configuration Management: Salt, Ansible; * Web servers: nginx, Apache (installation, configuration, optimization); * Database servers: MySQL, Postgresql, MariaDB, Percona, MongoDB (installation, configuration, optimization, profiling); * Mail servers: Exim, Postfix, Sendmail, Zimbra, Qmail, Dovecot + Spamassassin, ClamAV; * Webhosting Administration Panel: ISPManager, Billmanager, VMManager, cPanel, ISPConfig, Plesk, DirectAdmin, VestaCP, webmin; * Amazon: AWS setup or Amazon tools; * Virtualization: OpenVZ, XEN, KVM, VMWare, VirtualBox; * Load balancing: HAproxy, Nginx, PowerDNS, BIND, Route53; * System Backup and Restore automatization;   * Network services: dns (bind, powerdns), vpn (mpd,pptpd,openvpn), firewalls (iptables/ipfw), file server (samba3/4), proxies (squid, 3proxy, privoxy, nginx); * Monitoring: Zabbix, Munin, Nagios; * FTP: Vsftp, Pureftp, Proftp. Thank you for viewing!  less

    debian-os centos database-programming mysql php linux-system-administration database-administration nginx apache-administration openvz 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 15 HOURS
    • MONTENEGRO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 12 TESTS
  • Linux, Unix, VMware, Nagios, Apache, Postfix, MySQL, WHM/cPanel

    Hello, Over the last 12 years, I have worked in the Internet service provider company, software development company and IT Training School. My major expertise is in general Linux/Unix, VMware vShere Hypervisor and vCloud Infrastructure and networking and systems … more

    Hello, Over the last 12 years, I have worked in the Internet service provider company, software development company and IT Training School. My major expertise is in general Linux/Unix, VMware vShere Hypervisor and vCloud Infrastructure and networking and systems administration and environment architecture. My Core Competencies are: Networking: dhcp, dns: bind/named, vpn: pptpd, openswan, firewalls: iptables, csf, apf, pf Web server: apache, nginx Mail server: Postfix, antispam/antivirus: ClamAV, SpamAssassin, Amavis, Dovecot Database: MySQL, PostgreSQL Monitoring: Nagios, Munin Hosting panel: WHM/cPanel, ISPConfig Windows 2003/2008 Server Windows 2003/2008 Active Directory Windows 2010 SP1 Exchange VMware vShere and vCloud: ESXi, vCenter, vCloud Director, vShield Vendor Certifications: CNI (Certified Novell Instructor - March 2005) LPIC-1 (Junior Level Linux Professional - October 2003) MCT (Microsoft Certified Trainer - October 2003) MCSE (Microsoft Certified Systems Engineer - October 2001) If you take me into considiration, I'm available on Skype, G.talk and E-mail for any informal interview or skill test. Looking forward to hearing from you. Regards, Kristijan Spionjak  less

    unix-system-administration freebsd windows-administration postfix postgresql mysql apache-administration iptables nginx clamav spamassassin nagios munin whm cpanel vmware-administration vmware-esx vpn ubuntu centos raid-administration network-administration linux-system-administration 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 2223 HOURS
    • CROATIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Senior System/Network Administrator (devops)

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences … more

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences. I'm looking for interesting projects which use new/young technologies and provide new challenges. Would also be great to work with interesting people.  less

    linux-system-administration kvm-virtualization apache-administration openvpn unix-system-administration cisco-routers virtualization python django-framework c++ php qt asterisk sip 00 more less
    • $33.33 HOURLY RATE
    • 4.9
    • 613 HOURS
    • ARMENIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
  • System Administrator, Tech Support Engineer

    Hello there. I'm Experienced System Administrator with strong customer focus, self motivated, hard working and up to any task that I am given. I have experience in: - Linux maintaince/troubleshooting: RHEL/CentOS, Debian/Ubuntu, FreeBSD, etc; - Apache2 + Nginx, Nginx … more

    Hello there. I'm Experienced System Administrator with strong customer focus, self motivated, hard working and up to any task that I am given. I have experience in: - Linux maintaince/troubleshooting: RHEL/CentOS, Debian/Ubuntu, FreeBSD, etc; - Apache2 + Nginx, Nginx+PHP-fpm, Nginx+PHP-fastcgi, MySQL, Varnish; - Linux serverside: iptables, rsync, Bind, OpenVPN; - Mail server: Exim, Dovecot, Postfix; - Backup/Migration; - Hosting panels : Plesk, whm\cPanel, ISP , DirectAdmin, Virtualmin; - Monitoring: Zabbix, Munin, Cacti, Nagios; - CMS : Wordpress, Drupal, Magento, Joomla; - Virtualization: Xen, KVM, OpenVZ, Proxmox; - Basic programming skills: C, C++, PHP, Java.  less

    linux-system-administration apache-administration nginx unix-system-administration freebsd windows-administration audio-editing audio-mastering video-production video-editing 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 3 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • NightShift

    I am a reliable, conscientious, persistent freelancer with over 10 years experience. In that time I've resolved many challenging issues including linux system administration, data recovery, network security and complicated website migration in both Windows and Linux environments … more

    I am a reliable, conscientious, persistent freelancer with over 10 years experience. In that time I've resolved many challenging issues including linux system administration, data recovery, network security and complicated website migration in both Windows and Linux environments  less

    linux-system-administration computer-networking network-administration teamviewer 00 more less
    • $20.00 HOURLY RATE
    • 4.9
    • 128 HOURS
    • SERBIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
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