Linux System Administrators & Developers

Showing 3,062 freelancers

Linux System Administrators & Developers

Showing 3,062 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

  • Consultant | Project Manager

    * Core software engineer, who understand the customer's requirement and dedicated to give the logical perfect solution. * Core expertise in PHP/MySQL Web programming * CCNA trained network Engineer, able to give network solution, setup network infrastructure * VoIP Engineer|Expert, capable … more

    * Core software engineer, who understand the customer's requirement and dedicated to give the logical perfect solution. * Core expertise in PHP/MySQL Web programming * CCNA trained network Engineer, able to give network solution, setup network infrastructure * VoIP Engineer|Expert, capable to give consultation from the business start up to business development. * Expert on different type soft switches like, Nextone/Genband, Mera, VoIPSwitch and VoIP Gateways * Capable to provide right solution for retail and wholesale VoIP solution * Windows/Linux Server Administrator * MySQL Database Administrator * Project Management * Team leading * Training * Planning business strategies * Open minded to learn new things  less

    linux-system-administration voip-administration 00 more less
    • $16.67 HOURLY RATE
    • 3.5
    • 3 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
    ASSOCIATED WITH:
  • System administrator

    Linux system administrator with good knowledges in Ubuntu, Debian, Openwrt ,TCP/IP stack, LAMP, iptables, samba4 (ldap,AD,SSO), asterisk(sip, gsm gateway, dialplan) , virtualization(kvm,lxc,openvz), mail servers(postfix/exim,dovecot), scripting (bash,awk,sed).

    linux-system-administration samba 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 20 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • UNIX/Linux administrator

    I love UNIX! I love one-line shell scripts! I work with Debian, RedHat, HP-UX. Little with OpenSolaris and FreeBSD. I have experience in creating and supporting monitoring systems based on Zabbix and Nagios (several tens of servers with different OS … more

    I love UNIX! I love one-line shell scripts! I work with Debian, RedHat, HP-UX. Little with OpenSolaris and FreeBSD. I have experience in creating and supporting monitoring systems based on Zabbix and Nagios (several tens of servers with different OS). I am well familiar with network protocols and tools for testing and troubleshooting (wireshark, tcpdump, nmap, traceroute, etc.). I have experience in creating secure VPN tunnels based on OpenVPN, IPSec, L2TP/IPSec, GRE and PPTP. I was installing and configuring lighttpd, apache httpd, nginx, exim4, dovecot, samba, OpenLDAP, etc. I have experience with creating mail servers used in hosting company for many customers. I was working with virtualization Xen, KVM, VMware. Have experience with cloud services like Amazon EC2. I have experience in installing and configuring Oracle 10g, 11g, PostgreSQL, MySQL.  less

    unix-system-administration linux-system-administration unix-shell ubuntu mail-server-implementation network-administration virtualization zabbix nagios openvpn apache-administration nginx database-administration 00 more less
    • $16.67 HOURLY RATE
    • 4.9
    • 88 HOURS
    • BELARUS
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 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
    • 3734 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 2 TESTS
  • XMPP/VoIP developer

    Excellent understanding of XMPP from client to server. I have implemented XMPP client for web app (using Strophe), android app (using Smack), desktop app (using libjingle). On ejabberd, I have implemented many modules that defines own presence, iq, message, even … more

    Excellent understanding of XMPP from client to server. I have implemented XMPP client for web app (using Strophe), android app (using Smack), desktop app (using libjingle). On ejabberd, I have implemented many modules that defines own presence, iq, message, even I can define own stanza. Execellent understanding WebRTC. I have implemented Linux application that uses XMPP or Websocket for signaling and WebRTC for media transport to establish p2p audio&video call. Source code of Android WebRTC application are public on github (https://github.com/cuongth/AppRTCDemo). In these days, I spend free time on Chicago Boss framework and cowboy server.  less

    c c++ systems-development android-app-development voip-software xmpp erlang linux-system-administration mongodb postgresql 00 more less
    • $22.00 HOURLY RATE
    • 5.0
    • 172 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 9 TESTS
  • Cloud Development, Azure DevOps, System Administration

    Acquired Certification ITIL® Foundation Microsoft Certified Solutions Expert: Private Cloud MCSE: Monitoring and Operating a Private Cloud with System Center 2012 R2 (70-246) MCSE: Configuring and Deploying a Private Cloud with System Center 2012 (70-247) MCSD: Developing Windows Azure and … more

    Acquired Certification ITIL® Foundation Microsoft Certified Solutions Expert: Private Cloud MCSE: Monitoring and Operating a Private Cloud with System Center 2012 R2 (70-246) MCSE: Configuring and Deploying a Private Cloud with System Center 2012 (70-247) MCSD: Developing Windows Azure and Web Services (70-487) MCS: Implementing Microsoft Azure Infrastructure Solutions (70-533) Microsoft Certified Solutions Associate: Windows Server 2012 MCSA: Administering Windows Server 2012 R2 (70-411) MCSA: Installing and Configuring Windows Server 2012 R2 (70-410) MCS: Server Virtualization with Hyper-V and System Center 2012 R2 (74-409) cPanel Base Certification: Technical My background 3+ years of experience with Virtualization and Cloud Technologies 3+ years of experience with Windows Systems Administration 7+ years of experience in Linux Systems Administration Present Employment I am currently contributing my skills and expertise as Windows Cloud Software Engineer at Hostway Corp. Technologies and methodologies that I have working experience in developing, architecting, deploying, and troubleshooting, include: • Methodologies: Agile, Scrum, ITIL • .NET: C#, WCF, OData, EF • System Center 2012 R2: VMM, Operations Manager, Advisor, Orchestrator, DPM, Service Manager • Scripting: PowerShell, bash • Cloud Management: Microsoft Hyper-V, Azure, Azure Pack, SCVMM 2008/2012 R2, AWS, VMware ESX, OpenVZ • Windows Server 2008/2012/R2 Administration • Linux Administration: RedHat, CloudLinux, CentOS, Fedora, Ubuntu, Debian, Vyatta • Active Directory Management • Networking: TCP/IP, ICMP, Routing, Switching, DHCP • Database Management: SQL 2008/2012, MySQL • Hosting Control Panels: cPanel, Plesk, DirectAdmin, Website Panel • Java Application Servers: Tomcat, Jboss, Oracle WebLogic 11g/12c, IBM WebSphere 8.5 • Middleware: Oracle DSEE 7, WebSphere MQ 7.1 • Web Servers: Apache, Varnish, nginx, IIS • DNS Servers: Bind, Microsoft DNS • Mail Servers: SmarterMail, hMail, Exim, Postfix, Qmail • FTP: PureFTPd, ProFTPD, Microsoft FTP • Ticketing systems: Kayako, WHMCS, ModernBill, AWBS • CMS/CRM/blog scripts  less

    private-clouds windows-azure amazon-web-services linux-system-administration lamp-administration windows-administration .net-framework c# powershell microsoft-scvmm 00 more less
    • $25.00 HOURLY RATE
    • 5.0
    • 1 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 11 TESTS
  • Linux Sysadmin and AWS Architect with huge web hosting experience

    I'm a creative and hardworking Linux System Administrator and Amazon Web Services Architect and developer. I've been supporting and delivering IT solutions especially for web hosting companies and its set of open source software (Apache, PHP, RoR, MySQL … more

    I'm a creative and hardworking Linux System Administrator and Amazon Web Services Architect and developer. I've been supporting and delivering IT solutions especially for web hosting companies and its set of open source software (Apache, PHP, RoR, MySQL, HAproxy, iptables, OpenVPN and much more) since 2005. I've also worked at IBM managing a farm of more than 1000 Linux and AIX servers as well as its proprietary middleware (DB2, IHS, WebSphere and others).  less

    linux-system-administration unix-system-administration unix-shell amazon-web-services amazon-ec2 mysql database-administration apache-administration postfix openvpn nginx lighttpd dns bash-shell-scripting amazon-rds amazon-s3 security network-security iptables centos redhat-administration virtualization 00 more less
    • $50.00 HOURLY RATE
    • 5.0
    • 24 HOURS
    • BRAZIL
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Linux/Freebsd Administrator and python developer

    Hello, My name is Konstantin Malov. I have been working in IT for more then ten years and earned a lot of experience in development and support of different information systems. I have an aeronautical engineer degree which helps very … more

    Hello, My name is Konstantin Malov. I have been working in IT for more then ten years and earned a lot of experience in development and support of different information systems. I have an aeronautical engineer degree which helps very mach in IT with system thinking. I live in Moscow and my timezone is UTC+03. I have a full time job but can offer my skills remotely. Skills: # System administration and DBA Linux/FreeBSD system administration Virtualization based on KVM Apache/Nginx and PHP-FPM configuration MySQL and a little PostgreSQL administration Configuration management with Ansible or Puppet Packaging software with RPM Network configuration and security with firewalls Monitoring with Nagios # Software development Python, SQLAlchemy, Django and Flask PHP, Perl Bash scripting  less

    linux-system-administration redhat-administration python centos network-administration 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 5 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Multi-disciplined Development Engineer

    I have been involved in software and hardware product development in the electronic manufacturing industry for the last number of years. Primarily this focus has been on embedded development on ARM with C++ but also Java, C# and PHP for … more

    I have been involved in software and hardware product development in the electronic manufacturing industry for the last number of years. Primarily this focus has been on embedded development on ARM with C++ but also Java, C# and PHP for testing, prototyping and for the development of other products and services. I have also worked in the research sector, around the field of space science and astronomy instrumentation. My strong background in electronics and software development is complimented by more than a decade of experience using open source tools and systems to deliver robust and scalable solutions to industry. I would be interested in endeavours where I can leverage my skills and expertise to create lasting customer value.  less

    c++ java embedded-systems bash-shell-scripting python linux-system-administration php postgresql c# 00 more less
    • $44.44 HOURLY RATE
    • 5.0
    • 51 HOURS
    • SOUTH AFRICA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
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