Linux System Administrators & Developers

Showing 3,054 freelancers

Linux System Administrators & Developers

Showing 3,054 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

  • Linux / Windows System Administrator

    Hi, My name is Leonid Kuznetsov. I have earned a Master's Degree in IT at the Moscow State University of Instrument Engineering and Computer Science. I clearly understand ITIL processes, clustering, HA systems, and how important is system monitoring … more

    Hi, My name is Leonid Kuznetsov. I have earned a Master's Degree in IT at the Moscow State University of Instrument Engineering and Computer Science. I clearly understand ITIL processes, clustering, HA systems, and how important is system monitoring. At the moment I'm working in the Lithuanian energy sector. My #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of his/her needs and vision of the project. I'm honest and fair. Listed below are my experience and skills. Operation systems: Win servers - 2003, 2008, 2012 (AD, DC, DNS, DHCP, Proxy, RAS, NAT, GPO, RDP, WSUS, KMS, TS and many more); Linux - Debian, Ubuntu, CentOS, RHEL, Oracle Linux, SUSE (LAMP, LEMP, BIND, puppet, proxy, mail and web servers, firewalls, monitoring, etc); UNIX - HP-UX; Virtualization: VMware, Hyper-V; Cloud services: AWS, Linode, Rackspace, MS Azure; Web servers: apache, nginx, IIS; Web control panels: cPanel, Plesk, ISPConfig; System monitoring: cacti, zabbix, nagios, monit, Oracle Cloud Control 12c, System Center Operations Manager 2012, HP SIM; DB: MySQL, MongoDB; Network: Routers, switches, VPN, VLAN, WLAN, firewalls; Backup SA experience: Symantec NetBackup 7.5, CA ARCserve 15, EMC Avamar 6; SAN systems knowledge: SVSP, HP EVA, 3PAR;  less

    linux-system-administration lamp-administration windows-administration network-administration apache-administration dns nginx amazon-web-services virtualization mysql 00 more less
    • $19.19 HOURLY RATE
    • 5.0
    • 62 HOURS
    • LITHUANIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 6 TESTS
  • System Administrator (Linux)

    Hi, my name is Anton Yushkov. In my portfolio, there are a few scripts that I developed. But I don't know how I can show my sysadmin jobs, not all of them have a frontend. I believe my strong … more

    Hi, my name is Anton Yushkov. In my portfolio, there are a few scripts that I developed. But I don't know how I can show my sysadmin jobs, not all of them have a frontend. I believe my strong points are my Knowledges, Educability (there are a lot of tools in the world that I didn't know previous), and Punctuality. My #1 goal is always be to meet your needs at deadline. When I start new project, I like to speak with the client to take a whole and clear understanding of his/her needs and vision of projects. So I can choose the best way to reach the client's needs. I strive to help more fully and accurately. Since 2008, I've been a system administrator of windows and linux systems. It is servers for office local networks and internet sites and services. Also in 2011, I got RHCSA certificate, so since 2011 I've been specializing in linux systems. System administration - is the complex way, so I can do a lot of various jobs, but I prefer setup servers, configure automating self-support (backups, checks, other) and write scripts (bash, python). Please take a look at my work history for comments from other clients. Thank you in advance for your time and consideration. I look forward to work with you soon. I have a degree Engineer of Automation, Remote Control and Communication from University of Railways. Listed below are my experience and skills: - Web servers: apache, nginx, proxy-sites (apache and nginx), ssl. - DB: installation and setup of postgresq and mysql. Also mongodb and sybase. - Security Linux servers: iptables/ufw, openvpn, fail2ban and other. - Backup: duply (duplicity), bacula, bash scripts. - Monitoring: zabbix, cacti, xymon (hobbit). - Virtual servers: ESXi, VBox, Hyper-V, KVM. - Management server: CFEngine, ansible, - Mail: exim, dovecot, roundcube. - VOIP: Asterisk - Elastix. - Program languages: python, bash, php, perl, bat and other if need. My greate job is local network of developer company: ESXi servers with vm's and one NAS for backups. Services: Subversion (legacy) Gitlab Nexus Sonatype YouTrack TeamCity OpenGrok (search of code) Crucible (code review) gateway with proxy-site for all services and Active Directory authorization. mail (exim+dovecot+roundcube+postfixadmin) some self-writed services (autogenerate openvpn keys, signes for e-mails) time sheet service and others. All of it have a backup local and offsite with automate scripts and howto's for restore in case a fire in the office J  less

    linux-system-administration vmware-esx unix-system-administration unix-shell python bash iptables redhat-administration javascript tcp-ip network-administration 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 66 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 7 TESTS
  • Linux Administrator

    I'm fully working from the last 5+ years as a Linux Administrator .I'm well experienced in Linux Server administration tasks in the production and development environments - Have excellent knowledge and hands on experience in Apache, Tomcat ,Nginx, Qmail … more

    I'm fully working from the last 5+ years as a Linux Administrator .I'm well experienced in Linux Server administration tasks in the production and development environments - Have excellent knowledge and hands on experience in Apache, Tomcat ,Nginx, Qmail, Sendmail, postfix, Mysql, Postgresql, FTP, Samba, SVN, Git, Asterisk, Elastix, CouchDB, Pfsense firewalls,load balancers, Amazon EC2, HP cloud, Openfire chat, Nagios servers, Mysql replication, Squid proxies etc.., Good knowledge in shell scripting. Also can perform server auditing, optimizing and tunings. Also provide Linux Training for freshers and others who wanted to well familiarize with the Linux server administration core areas.  less

    linux-system-administration 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 6 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • Linux, Unix, Windows administrator, VmWare, Network, Technical support

    Linux, Unix, Windows system administrator, Virtualization, Networking. I have experience with: Amazon Web Services(EC2, S3, RDS), DigitalOcean, VoliaCloud OS: Windows, Linux, FreeBSD Virtualization: VmWare ESX, VmWare Workstation, VirtualBox, Proxmox, Hyper-V. Server panel: WHM/Cpanel, ISPmanager, Zpanel, Webmin Web-server: Apache … more

    Linux, Unix, Windows system administrator, Virtualization, Networking. I have experience with: Amazon Web Services(EC2, S3, RDS), DigitalOcean, VoliaCloud OS: Windows, Linux, FreeBSD Virtualization: VmWare ESX, VmWare Workstation, VirtualBox, Proxmox, Hyper-V. Server panel: WHM/Cpanel, ISPmanager, Zpanel, Webmin Web-server: Apache, Nginx DNS-server: Bind FTP-server: vsFtpd, Filezilla Mail-server: Postfix, hMail Web-client from mail: SquirrelMail, Roundcube Network equipment: switch, router, ADSL-modem, Wireless access point, etc. (Cisco, D-link, Mikrotik) VPN: OpenVPN, PPTP Proxy-Server: Squid, UserGate CMS: Wordpress, Joomla Server software: PHP, SSH, Cron And many more that are not included in this list  less

    linux-system-administration network-administration tcp-ip windows-xp-administration vmware-esx squid ubuntu openvpn virtualization apache-administration phpmyadmin dns ssh postfix cisco-routers wordpress redhat-administration vpn xmpp 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 64 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
  • Atlassian products Expert (Jira, Confluence, Agile, etc.). 7 years

    7 years experience working with US companies. Deep understanding not only Atlassian products, but also how they can be used in different situation / businesses. Atlassian products administration: Jira, Confluence, Bamboo, Agile, FishEye, Crowd, Crucible Certified Atlassian Expert __________________________________________________ 1. Atlassian … more

    7 years experience working with US companies. Deep understanding not only Atlassian products, but also how they can be used in different situation / businesses. Atlassian products administration: Jira, Confluence, Bamboo, Agile, FishEye, Crowd, Crucible Certified Atlassian Expert __________________________________________________ 1. Atlassian products support: Jira, Confluence, Bamboo, Crowd, FishEye, Crucible 2. Add-ons development 3. Jira upgrades and migrations 4. Integration with other systems 5. Staff Consultancy & training  less

    atlassian-jira linux-system-administration sql atlassian-confluence atlassian-greenhopper 00 more less
    • $33.00 HOURLY RATE
    • 4.7
    • 291 HOURS
    • POLAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • 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
    • $20.00 HOURLY RATE
    • 5.0
    • 15 HOURS
    • MONTENEGRO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 12 TESTS
  • Linux Server Administrator (cPanel/WHM)

    I am a cPanel/WHM server expert with the following knowledge and experience. cPanel Setup and it's administration. Administration of Linux servers. Ticketing and handling client chat Mail Server Administration Exim, Qmail, Postfix. MySQL Data Base Administration. Security updates … more

    I am a cPanel/WHM server expert with the following knowledge and experience. cPanel Setup and it's administration. Administration of Linux servers. Ticketing and handling client chat Mail Server Administration Exim, Qmail, Postfix. MySQL Data Base Administration. Security updates and application software installation. Implementing security mechanisms and Spam removal. Nginx Installation and Configuration Installation of Softaclous & Fantastico CSF, and IP tables configuration and management. Backup and Restore of hosting accounts. Name server Management and Domain name registration. Blog Administration of clients Bash Shell scripting and perl scripting. Professional Qualifications. B.Tech Computer Science and Engineering Certifications: RedHat Certified Engineer(RHCE) L1: cPanel Base Certification: Technical L1: cPanel Base Certification: Sales Thank you.  less

    linux-system-administration cpanel whm bash-shell-scripting wordpress security phpmyadmin openvz network-administration plesk 00 more less
    • $11.11 HOURLY RATE
    • 4.8
    • 411 HOURS
    • INDIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
  • Linux system administrator

    Over the last 5 years, I have implemented a wide range of web-oriented linux installations (lamp, nginx, tomcat) on different hardware. My core competence lies in complete administration of these services. I have own zabbix server with sms-alert, so in … more

    Over the last 5 years, I have implemented a wide range of web-oriented linux installations (lamp, nginx, tomcat) on different hardware. My core competence lies in complete administration of these services. I have own zabbix server with sms-alert, so in case of a long-time job I'm able to keep my finger on the pulse 24x7. I also have experience in the following areas: xen-based virtualisation, amazon ec2 services and bitrix cms.  less

    linux-system-administration lamp-administration nginx apache-administration mysql zabbix bitrix kvm-virtualization xen-hypervisor amazon-ec2 00 more less
    • $25.00 HOURLY RATE
    • 5.0
    • 116 HOURS
    • MONTENEGRO
    • 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
    • 113 HOURS
    • SERBIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Cisco Expert -VOIP-Linux

    Cisco ISP Engineer , with over two Years experience in an ISP company , i have a great experience in dealing with complex ISP networks and other networks . In addition to being CCNP Certified , i have an experience in implementing ,monitoring & Troubleshooting … more

    Cisco ISP Engineer , with over two Years experience in an ISP company , i have a great experience in dealing with complex ISP networks and other networks . In addition to being CCNP Certified , i have an experience in implementing ,monitoring & Troubleshooting various cisco networks. In addition to Cisco , I have an experience in squid cache servers and integrating it with Cisco equipment and Linux Voip servers such as Elastix & freepbx. Also i have an experience with Microsoft Active directory & DNS. I can and will deliver great results with short time and client satisfy.  less

    linux-system-administration network-administration cisco-routers cisco-asa elastix freepbx squid radius 00 more less
    • $35.00 HOURLY RATE
    • 5.0
    • 10 HOURS
    • PALESTINIAN TERRITORIES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
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