Linux System Administrators & Developers

Showing 1,608 freelancers

Linux System Administrators & Developers

Showing 1,608 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

  • Embedded Linux developer

    Linux kernel developer: writing kernel device drivers, porting kernel to new platforms. Author and ex-maintainer of S3C2416 (Samsung's ARM-based SoC) support in mainline kernel. Co-founder and former kernel developer in the OpenInkpot project (open source firmware for eInk e-book … more

    Linux kernel developer: writing kernel device drivers, porting kernel to new platforms. Author and ex-maintainer of S3C2416 (Samsung's ARM-based SoC) support in mainline kernel. Co-founder and former kernel developer in the OpenInkpot project (open source firmware for eInk e-book readers, now abandoned). Good skills in Linux system and network administraton. I have expierence in creation of custom Linux distributions (mainly for embedded systems) and build-systems. Embedded development: hardware prototyping, firmware writing. I have expierence with many (ARM,MIPS,PowerPC)-based SOCs, AVR microcontrollers, digital schematics design and debugging. Languages: C, Ruby, Unix shell, JavaScript, assembler for various archs... My patches in various OpenSource projects: http://bit.ly/1e4ad7z github repos: https://github.com/jekhor?tab=repositories  less

    embedded-linux driver-development embedded-systems atmel-avr c embedded-c ruby ruby-on-rails linux-system-administration 00 more less
    • $22.22 HOURLY RATE
    • 4.7
    • 160 HOURS
    • BELARUS
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Senior Linux System Administrator

    Providing administration and technical support to web hosting clients via chat and ticketing. Handle different levels of technical issues with servers. Optimizing the server. Familiar with Vituozzo, WHM and cPanel. Configuring and managing users groups, permission levels etc. Backup and … more

    Providing administration and technical support to web hosting clients via chat and ticketing. Handle different levels of technical issues with servers. Optimizing the server. Familiar with Vituozzo, WHM and cPanel. Configuring and managing users groups, permission levels etc. Backup and Recovery of servers. Installation and Administration of Apache, PHP, MySQL. Apache, PHP recompilations to add-on new modules. Excellent experience in various webhosting and Cloud platforms including AWS / Azure / Vcloud / Rackspace etc. I can also handle development tasks using php, codeignitor, Magento, Wordpress etc.  less

    cpanel linux-system-administration plesk virtuoso mysql phpmyadmin mail-server-implementation apache-administration exim php 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 132 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Experienced Web server and Unix system adminstrator

    I am a highly experienced Web and Linux System Adminnistrator. Been working for 14 years effectively on my choosen fields. My expertise includes: Unix system administration, Web server administration, configuring, performance tuning, website and server migration, maintenance, quick problem diagnosing … more

    I am a highly experienced Web and Linux System Adminnistrator. Been working for 14 years effectively on my choosen fields. My expertise includes: Unix system administration, Web server administration, configuring, performance tuning, website and server migration, maintenance, quick problem diagnosing, server/service backup plan developing, integrating and monitoring. I am working into the following technologies: Linux: Debian, Ubuntu, RedHat variatives Web Server: nginx, apache Application server: php-fpm Database: mysql, MariaDB, mysql replication Caching: memcache, nginx cache, frameworks caching extensions Virtualization: vserver, openVZ, lxc, KVM, VMWare, ProxMox Montoring: pinba, Zabbix, AppDynamics Database Monitoring. Backup: Idera Server Backup, rdiff-backup, duply, custom written scripts in bash/python Web frameworks: Drupal, symfony Linux tuning: sysctl, iptables, ... Coding scripts: shell/bash, python Delphi and Assembler coding skills, Windows desktop program writing skills. WinAPI knowledge. Reverse engineering skills: x86-64, Motorola 68HC12 family, PowerPC, Siemens C166 family, Java/Android decompilation.  less

    linux-system-administration nginx performance-tuning reverse-engineering desktop-applications x86-assembler delphi network-programming multithreaded-programming 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 145 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 5 TESTS
  • Amazon AWS/Linux/Security Expert

    The last 10 years I developed the whole IT infrastructure in large publishing house company, implemented domain, mail, documents workflow, and web services for 500+ company employees. List of operational systems and technologies I have used the last ten years … more

    The last 10 years I developed the whole IT infrastructure in large publishing house company, implemented domain, mail, documents workflow, and web services for 500+ company employees. List of operational systems and technologies I have used the last ten years: Dedicated Servers and VPS setup, configuration, security - both Windows and Linux. Work with CentOS, Ubuntu, Debian, Amazon Linux, FreeBSD, Windows 2003/2008/2012 Servers. Server administration Panels, setup and configure - Plesk, DirectAdmin, Cpanel, Webmin, WHMCS. MySQL, MSSQL, Apache, IIS - setup, configuration, optimize for performance. Wordpress - performance optimization, security, migration.  less

    amazon-ec2 cisco-routers domain-migration linux-system-administration centos whm cpanel wordpress 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 170 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 11 TESTS
  • RedHat certified Network and Database Administartor with 1+ year exp

    I am having more than three year of experience in handling LAMP servers. I am currently working in Amazon EC2 environment. Posses sound Network Administration and trouble shooting skills and know exactly the pain of down time. Proven experience in … more

    I am having more than three year of experience in handling LAMP servers. I am currently working in Amazon EC2 environment. Posses sound Network Administration and trouble shooting skills and know exactly the pain of down time. Proven experience in complex work environment and have enthusiasm in adapting to new technologies. Constantly updating and reviewing my knowledge to suite for recent technologies  less

    linux-system-administration mysql postgresql amazon-ec2 lamp-administration atlassian-jira bash sw-configuration-management 00 more less
    • $9.44 HOURLY RATE
    • 5.0
    • 289 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 5 TESTS
  • Sr. Unix/Linux System/Network Architect

    Senior systems architect, UNIX/Linux/Solaris, VMware, OpenStack and data-center administrator, software programmer, project leader with a proven track record of applying years of experience and good practices to the specification, architecture, design, implementation and maintenance of communications information technology … more

    Senior systems architect, UNIX/Linux/Solaris, VMware, OpenStack and data-center administrator, software programmer, project leader with a proven track record of applying years of experience and good practices to the specification, architecture, design, implementation and maintenance of communications information technology systems. Well-versed in the latest computer languages, operating systems, network and system administration techniques, seeking a position where my hands-on self-motivating passion with the technology provides me with a unique understanding of how to balance conflicting requirements and bring complex enterprise level IT projects to a successful completion. Ability to work both independently and as part of a team, with demonstrated results in leading and contributing to projects, interfacing with stakeholders, while training and mentoring junior staff. Also great at troubleshooting complex problems. LANGUAGES: HTML, JavaScript, Perl, PHP, LAMP, Regular Expressions, Bourne/Korn/Bash/Csh/Tcsh Shells, Structured Query Language (SQL), Python. TOOLS: Application Servers (Apache, JBoss, Tomcat, Nginx,), DBMS (Access, DBase III/IV, MySQL, Oracle, MongoDB), UNIX Scripting (all UNIX Shells, AWK, Perl, SED), Security Hardening and Performance (IP Filter, Fail2ban), Storage, Moosefs, Virtualization (SANS, NAS, VMware vSphere Server/vCenter, OpenStack, Xen)  less

    mysql freebsd linux-system-administration vmware-administration mongodb 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 3737 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 2 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
  • 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
  • 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:
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