Linux System Administrators & Developers

Showing 11,483 freelancers

Linux System Administrators & Developers

Showing 11,483 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

  • Marcus V.

    RHCE/RHCI certified professional with more than 15 years of experience working as system administrator, managing IBM AIX, Windows and Linux servers (Slackware, Fedora, RedHat and Ubuntu). Broad experience with AWS (Amazon Web Services) using EC2, ELB, S3, RDS and … more

    RHCE/RHCI certified professional with more than 15 years of experience working as system administrator, managing IBM AIX, Windows and Linux servers (Slackware, Fedora, RedHat and Ubuntu). Broad experience with AWS (Amazon Web Services) using EC2, ELB, S3, RDS and AWS API Tools. High knowledge about virtualization including Xen hypervisor and VMware. Experience with Iptables, DNS, Squid, Sendmail, Postfix, CACTI, Shell Script etc).  less

    linux-system-administration aix network-administration amazon-web-services vmware-administration redhat-administration xen-hypervisor amazon-ec2 00 more less
    • $44.44 HOURLY RATE
    • 4.9
    • 8 HOURS
    • BRAZIL
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Ruby developer, with Golang, PHP, AngularJS experience

    First thinking - then doing. I will put my best experience in your project, and hope you will be satisfied with results. Have 5 years of experience in IT industry, 3 of them as software developer. Have worked with Ruby, RubyOnRails … more

    First thinking - then doing. I will put my best experience in your project, and hope you will be satisfied with results. Have 5 years of experience in IT industry, 3 of them as software developer. Have worked with Ruby, RubyOnRails, Golang, AngularJS, SocketIO, NodeJS, ZeroMQ, Redis, PHP, MySQL, PostgreSQL. And it's not complete list.  less

    ruby ruby-on-rails golang php angularjs linux-system-administration apache-administration nginx openvpn security 00 more less
    • $27.78 HOURLY RATE
    • 4.1
    • 592 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 3 TESTS
  • Linux Administrator and Speed Optimization Expert

    Over 7 years of experience in: Platforms: VPS, EC2, Linode, Rackspace, Azure and DigitalOcean Linux: Ubuntu, Debian, CentOS Web servers: Nginx, Apache, PHP-FPM, HHVM, Memcached and Varnish Databases: MySQL, MariaDB, Percona Control panels: WHM, cPanel, Plesk, Webmin, Webuzo, Ajenti CMSs … more

    Over 7 years of experience in: Platforms: VPS, EC2, Linode, Rackspace, Azure and DigitalOcean Linux: Ubuntu, Debian, CentOS Web servers: Nginx, Apache, PHP-FPM, HHVM, Memcached and Varnish Databases: MySQL, MariaDB, Percona Control panels: WHM, cPanel, Plesk, Webmin, Webuzo, Ajenti CMSs: WordPress, Joomla, Drupal, Magento, phpBB Mail: Exim, Sendmail, Postfix, deliverability Monitoring: Piwik, Munin, Monit DevOps: Vagrant, Docker, Puppet Advanced AWS setups, S3, RDS, ELB, Route 53, VPC Migrations and backups Server performance tuning and page speed optimization Reducing costs  less

    amazon-web-services nginx ubuntu mysql cpanel data-backup virtualization devops linux-system-administration performance-tuning 00 more less
    • $35.00 HOURLY RATE
    • 5.0
    • 1127 HOURS
    • AUSTRIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
  • Full-stack web developer with 12 years experience specialized to RoR

    I am full-stack web developer with 12 years experience. Initially spend with PHP in numerous projects like billing system, SEO optimized websites, file search engine, website crawlers. More recently I have been working with Ruby On Rails projects like distributed … more

    I am full-stack web developer with 12 years experience. Initially spend with PHP in numerous projects like billing system, SEO optimized websites, file search engine, website crawlers. More recently I have been working with Ruby On Rails projects like distributed comment system, Spree commerce extensions and customization, custom CMS, mobile HTML games. I am mostly backend developer, have hiloads expertise, but also do frontend jobs, familiar with modern javascript/CSS frameworks. Have some experience with development for Android, chrome extension. Strong unix skills. I am customer focused, I am successful when I bring success to mine customers.  less

    ruby-on-rails mysql linux-system-administration jquery chrome-extension spree php research bootstrap 00 more less
    • $35.00 HOURLY RATE
    • 5.0
    • 67 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 2 TESTS
    GROUPS:
  • Project/Programme Manager

    Excellent interpersonal skills and leadership ability. Proven logical and problem solving capability. Project Manager of multiple independent teams of more than 5-10 resources. Leading an offshore delivery unit for four clients. Delivery Manager of 8 programme components over multiple organizations … more

    Excellent interpersonal skills and leadership ability. Proven logical and problem solving capability. Project Manager of multiple independent teams of more than 5-10 resources. Leading an offshore delivery unit for four clients. Delivery Manager of 8 programme components over multiple organizations & diverse locations. Demonstrated ability to take on a healthy blend of managerial and technical responsibilities. Highly adept in technical skills for development in the embedded systems domain. Conceptualizing new and innovative products in the IoT domain.  less

    c++ embedded-linux linux-system-administration microsoft-visual-c++ c embedded-systems 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 635 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 14 TESTS
    ASSOCIATED WITH:
  • Senior Web developer - LAMP, Web 2.0, CSS, JS Expert

    Over the last 14 years I've work solving problems, I'm a skillful Web developer passionate for my work. I'm looking for opportunities to help you in your projects, I can solve almost anything related to HTML, CSS … more

    Over the last 14 years I've work solving problems, I'm a skillful Web developer passionate for my work. I'm looking for opportunities to help you in your projects, I can solve almost anything related to HTML, CSS, JavaScript, jQuery, AJAX, PHP, MySQL and WebMaster issues in general, as FTP, Server Issues, Hosting, etc... Usually I lead projects, I speak 3 languages and I'm used to lead distributed teams along different projects. I've long experience in sites using engines like Wordpress, osCommerce, X-Cart, CodeIgniter, Backbone. I'm professional, helpful and sincere, I know how to estimate task, manage projects and work with agile methodology. Hope I can help.  less

    javascript xhtml css wordpress linux-system-administration mac-os-app-development lua corona-sdk php mysql ajax html html5 jquery jquery-mobile scriptaculous actionscript-2 paypal-integration paypal-api website-development project-management psd-to-html italian spanish scrum data-scraping 00 more less
    • $22.00 HOURLY RATE
    • 5.0
    • 3244 HOURS
    • ARGENTINA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
    GROUPS:
  • RHEL / CentOS System Admin, AWS, WHM/Cpanel

    Handling unmanaged VPS, Dedicated Server with core console (Terminal). -Giving sites maximum Uptime. -Implementing new policy and maintain backup and backend server. -Prevent from websites hack (SQL Injection, FTP bypass, Brute force on SSH Tunnel ) -Maintain All site on Nginx … more

    Handling unmanaged VPS, Dedicated Server with core console (Terminal). -Giving sites maximum Uptime. -Implementing new policy and maintain backup and backend server. -Prevent from websites hack (SQL Injection, FTP bypass, Brute force on SSH Tunnel ) -Maintain All site on Nginx and Kloxo with limited sync time. -Manage shop cart Zencard and Magento site on servers and make server compatible . Penetration Testing: -Client side attacks - Server side attacks - Web applications vulnerability scans - Custom exploiting techniques - Social engineering  less

    linux-system-administration penetration-testing mail-server-implementation mysql dns squid security network-security apache-administration node.js subversion nginx centos iptables ssh ubuntu 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 355 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 3 TESTS
  • Security Consultant / Linux System Administrator

    SECURITY CONSULTANT - 10 years provided IT security services for large Fortune 500 companies in the Energy, Healthcare, and Education sectors. Provided services in firewall and IDS management, vulnerability assessment, and penetration testing. Skills and tools include: CheckPoint, Juniper, Cisco, Nessus … more

    SECURITY CONSULTANT - 10 years provided IT security services for large Fortune 500 companies in the Energy, Healthcare, and Education sectors. Provided services in firewall and IDS management, vulnerability assessment, and penetration testing. Skills and tools include: CheckPoint, Juniper, Cisco, Nessus, Core Impact, BurpSuite, MetaSploit, and many others. SYSTEMS ADMINISTRATOR - Secured and maintained hundreds of Linux and *NIX based systems in corporate, university, and small business environments. Specializing in LAMP/LEMP configuration management and daily operations. Excellent in automation of routine processes via shell/Perl scripts. 21 years experience in providing administration in varying capacities. Skills include: Apache, Nginx, MySQL, Memcached, Varnish WEB DEVELOPER - PHP application developer. Provide programming and maintenance for two actively used applications. One provides access to DNS configuration management for thousands of customers daily and includes a full RESTful API for programmatic use. The other application provides data import, data analysis, and reporting capabilities for security consulting experts to streamline the reporting process when combining the output of multiple security tool data. Skills include: PHP, Perl, shell scripting, HTML, jQuery  less

    linux-system-administration unix-system-administration firewalls apache-administration nginx penetration-testing webapp-pentesting bash-shell-scripting perl php 00 more less
    • $45.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • IT System Administrator

    I'm 5 years experienced Linux Administrator. And more than 12 years of experience as a Windows System Administrator. Linux Networking & Security Concepts. Design, deployment and administration of multi node web farms. Linux Clustering and H-A ,Service level load balancing … more

    I'm 5 years experienced Linux Administrator. And more than 12 years of experience as a Windows System Administrator. 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 Windows Operating Systems: Windows 2000/XP/Vista/7, Windows Server 2003/2008/2012 Active Directory and MS Exchange DNS Server DHCP Server  less

    apache-administration mysql nginx linux-system-administration lamp-administration amazon-web-services virtualization ldap nagios clustering 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 28 HOURS
    • ARMENIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
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