Linux System Administrators & Developers

Showing 8,038 freelancers

Linux System Administrators & Developers

Showing 8,038 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, 598 Linux System Administration projects are completed every quarter on oDesk.

598

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: February 1, 2015

  • Linux administrator with website migration and development experience

    Security analyst; Malware removal; Server securing; Server administration; Website migration; Server optimization; Website optimization. God of email. God of migration :)) 100% positive feedbacks, prooved experience and portfolio. I'm specialist of: System Administration, Linux (CentOS, Ubuntu, Debian), Security Setup, Domain … more

    Security analyst; Malware removal; Server securing; Server administration; Website migration; Server optimization; Website optimization. God of email. God of migration :)) 100% positive feedbacks, prooved experience and portfolio. I'm specialist of: System Administration, Linux (CentOS, Ubuntu, Debian), Security Setup, Domain Migration, Domain Fixing, Server/Website speed Optimization, MySQL, Website Development and other. My experience installing and configuring servers is about 15 years. I have several working projects developed by me and written by me. They are located on a server that is configured by me. In addition, I have experience of writing various scripts, experience network security, installation and optimization of MySQL, etc. I hope I will be the best choice to start your project from scratch, even if he plans to be heavily loaded. My primary skills: 1) Migration skills: complete domain migration from legacy to new platform, including web content, email, database, DNS. 2) SEO skills: search optimization, including server setup and source-code optimization. 3) Website creator skills: using CMS or just plain editor, experience with heavyload projects. 4) Linux system administration skills: server setup, web-servers administration(apache, lighttpd), database optimization for heavy-loaded projects. Experience with cluster system, and rpm\deb based Linuxes. 5) Security analysis skills: searching of malware, checking vulnerabilities, website security, detecting outside intrusion or leaks etc. 6) Backup and recovery skills: backup and restore webcontent, email, using my own software or generic applications. I'm seeking for following projects: 1) System administration 2) Domain migration 3) Website developpment 4) Search Engine Optimization 5) Security administration 6) Server setup  less

    linux-system-administration bash-shell-scripting domain-migration mysql php centos lamp-administration dns wordpress cpanel 00 more less
    • $15.00 HOURLY RATE
    • 4.9
    • 10 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • Professional linux system administrator

    Over the past 4.5 years I`m a system administrator on highly loaded projects. I started as junior sysadmin in masterhost, largest hosting company in Russia at that moment, and grew up to very experienced system administrator. For the … more

    Over the past 4.5 years I`m a system administrator on highly loaded projects. I started as junior sysadmin in masterhost, largest hosting company in Russia at that moment, and grew up to very experienced system administrator. For the last 3 years I`m working in one of the biggest internet company in Russia, mail.ru group. In masterhost I used to administrate FreeBSD and Linux servers for shared hosting and VPS hosting. Nginx, apache, mysql. Searching for bottlenecks, mysql, apache, nginx tunning. OpenVZ. In mail.ru group from 2011 til 2013 I was working in storage-team. Over 3000 servers, 12 Petabytes of data (emails, photos, videos, etc). And from 2013 I`m working in go.mail.ru team. Developing cloud infrastructure based on LXC. It`s hard to write all my occupations, so here is skills I used most: Linux system administration(Centos mostly, Debian and Ubuntu) nginx apache mysql redis memcached sysctl tunning for highly loaded servers strace, gdb for very deep debugging kickstart (had developed fully automatic system for servers installation based on ks) puppet, mcollective (orchestration and configuration management. Started puppet from scratch in mail.ru) saltstack (same as puppet purpose, but brand new way of orchestration and configuration management. Our team migrating right now from puppet. Like it more)  less

    linux-system-administration puppet-administration dns nginx openvz centos ubuntu virtual-private-server load-balancing 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • IT System Architect / BigData / Virtualization / Deployment

    I'm expert to scale you business and reduce your costs.. part of my skills: * Big Data (hadoop, cassandra, mesos, spark) * IaaS administration (EC2, Rackspace, Openstack) * web applications profiling, load balancing, high availability (corosync, pacemaker, drbd, gfs, ocfs) * virtualization (kvm … more

    I'm expert to scale you business and reduce your costs.. part of my skills: * Big Data (hadoop, cassandra, mesos, spark) * IaaS administration (EC2, Rackspace, Openstack) * web applications profiling, load balancing, high availability (corosync, pacemaker, drbd, gfs, ocfs) * virtualization (kvm, xen, vmware, virtualbox) * deployment systems like puppet, chef, fabric * web servers (apache, varnish, NGINX) * mail servers (postfix, exim) * database servers (postgres, mysql, db2) * dns (bind, powerdns) * ldap (openid for all services) * tomcat, jboss, jetty * jabber (ejabberd, openfire) * ftp (pureftp, proftpd) * monitoring (nagios, munin, graphite, cacti) * networking (routers, firewalls, switches) * development services (subversion, jira, otrs, archiva, hudson and others)  less

    linux-system-administration puppet-administration nginx postgresql varnish-cache dns postfix ldap mysql unix-system-administration apache-tomcat amazon-web-services amazon-ec2 haproxy python virtualization 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 1886 HOURS
    • POLAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Linux System Admin | Tech Support | cPanel Specialist

    I have more than 5 years working as a Linux systems administrator specializing in management for cPanel based servers in both virtual and dedicated environments. Stronger areas: Operating Systems: CentOS / Fedora / CloudLinux Control Panels: cPanel / Direct Admin / SolusVM / Kloxo Billing … more

    I have more than 5 years working as a Linux systems administrator specializing in management for cPanel based servers in both virtual and dedicated environments. Stronger areas: Operating Systems: CentOS / Fedora / CloudLinux Control Panels: cPanel / Direct Admin / SolusVM / Kloxo Billing Systems: ClientExec, WHMCS, HostBill Database: MySQL / MariaDB Web Server: Apache / LiteSpeed / Nginx Virtualization: OpenVZ / XEN / KVM Various Others: cPanel DNS Clusters, Any work including the following: Initial setup of the server which includes configuring software/hardware raid, disk partitioning(LVM as well) Installing OS, Control panel, hardening/optimizing the server including firewall, rebuilding Apache / PHP, setup private name servers, migrating accounts to the server, ensuring all sites are working and make adjustments to server if necessary, make further optimizations to server to best fit the current environment.  less

    cpanel whm whmcs centos administrative-support customer-support helpdesk-support technical-support linux-system-administration mysql apache-administration php clamav exim firewalls redhat-administration fedora dns openvz kvm-virtualization email-technical-support nginx ftp nfs-implementation memcached 00 more less
    • $38.89 HOURLY RATE
    • 5.0
    • 8 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Linux system administrator, DevOps consultant, Nagios Icinga expert

    High-skilled self-motivated professional with over 7 years of experience in Linux/Unix administration. Strong skills in hosting services including design of networks, servers and services. I have done several projects for designing of infrastructure from ground zero to ready systems … more

    High-skilled self-motivated professional with over 7 years of experience in Linux/Unix administration. Strong skills in hosting services including design of networks, servers and services. I have done several projects for designing of infrastructure from ground zero to ready systems including development area for Web Development companies with staging/pre-production environments. Positive experience in design and implementation solutions for High-Load web projects. - Linux system administration (Debian/Ubuntu and CentOS/RHEL) - PHP and Ruby/Rails software development background, - involved into JAVA projects as build and configuration manager - deployment with Ant, Hudson/Jenkins, Rake/Capistrano - pro-active monitoring with Icinga 2 and Nagios 4 - scheduled backups and disaster recovery verifications - apply DevOps methodology for better cooperation with developers.  less

    unix-shell linux-system-administration tcp-ip centos ubuntu postfix sendmail apache-administration nginx mysql ruby php python virtualization jenkins capistrano nagios bash 00 more less
    • $28.00 HOURLY RATE
    • 5.0
    • 8 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 8 TESTS
  • Linux System Engineer

    I am a highly competent and organized Linux System Engineer with more than 4 years of experience in Linux Administration, hosting environment and maintenance of production and development servers. In-depth knowledge in management and configuration of Linux based servers, development … more

    I am a highly competent and organized Linux System Engineer with more than 4 years of experience in Linux Administration, hosting environment and maintenance of production and development servers. In-depth knowledge in management and configuration of Linux based servers, development of HA systems and security policies. Fascinated with automation of processes in shell and Python. Graduated from V.N. Karazin Kharkiv National University, Kharkiv, Ukraine, Department of Complex Information Technologies. Have a master's degree.  less

    linux-system-administration apache-administration debian-os centos cpanel nginx mysql virtualization private-clouds internet-security 00 more less
    • $10.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • System / Database Administrator

    8 years in Unix/Linux system administration - Designing infrastructure solutions - Linux/FreeBSD system administration - Cloud Administration (OpenStack, VMware) - LAMP stack administration - Load balancing concepts and technologies - Experience in shell scripting - System monitoring/logging - Clear written and verbal communication 3 years … more

    8 years in Unix/Linux system administration - Designing infrastructure solutions - Linux/FreeBSD system administration - Cloud Administration (OpenStack, VMware) - LAMP stack administration - Load balancing concepts and technologies - Experience in shell scripting - System monitoring/logging - Clear written and verbal communication 3 years as Team Lead - Managing Infrastructure Team - Planning and prioritizing work - Developing people - Hiring and on-boarding the right talent  less

    firewalls linux-system-administration freebsd centos mysql cisco-asa mongodb apache-solr vmware-administration apache-administration nginx atlassian-jira atlassian-confluence magento 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 708 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • Server and Network Administration Specialist

    Cisco and Red Hat certified IT professional with four years of experience in system and network administration. Seasoned in planning, implementing and monitoring networks and services that meet challenging SLAs with maximum uptime and optimized routing.

    linux-system-administration cisco-ios nagios iptables clustering samba ospf cisco-routers asterisk postfix 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 22 HOURS
    • AUSTRALIA
    • LAST ACTIVE
    • 34 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • DevOps Engineer/ System Architect / Senior System Administrator

    Hello I'm highly experienced, certified engineer ( RHEL cert, Novel cert, MCSA, LPI 3, OpenText ) DevOps engineer with more than 10 years of experience in wide range of projects. Chief of system administrator team in software development company. Freelancer with … more

    Hello I'm highly experienced, certified engineer ( RHEL cert, Novel cert, MCSA, LPI 3, OpenText ) DevOps engineer with more than 10 years of experience in wide range of projects. Chief of system administrator team in software development company. Freelancer with more then 4 years in oDesk and "five star" rating. Full range of sysadmin support, system architect, security audit, PCI compliance, consulting, automation, DevOps best practices. If you have any project required professional system administration or DevOPS - I could be the one who you are looking for :) http://www.lxpert.info  less

    linux-system-administration asterisk lamp-administration pci-compliance freepbx devops system-automation continuous-integration security amazon-ec2 00 more less
    • $40.00 HOURLY RATE
    • 5.0
    • 5775 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
    GROUPS:
    ASSOCIATED WITH:
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