Linux System Administrators & Developers

Get Your Linux System Administration Project Started Today!

Post your Linux system administration project on Upwork 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 Upwork, 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 Upwork for free!

Linux System Administration Job Cost Overview

Typical total cost of Upwork Linux System Administration projects based on completed and fixed-price jobs.

Upwork Linux System Administration Jobs Completed Quarterly

On average, 628 Linux System Administration projects are completed every quarter on Upwork.

628

Time to Complete Upwork Linux System Administration Jobs

Time needed to complete a Linux System Administration project on Upwork.

Average Linux System Administration Freelancer Feedback Score

Linux System Administration Upwork freelancers typically receive a client rating of 4.78.

4.78
Last updated: May 1, 2015
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  1. Shahzad Rana Younus

    Shahzad Rana Younus

    CISSP/Cloud Expert/Technical Writer/Tableau/Project Manager

    Pakistan - Last active: 14 hours ago - Tests: 4 - Portfolio: 2

    I am certified, experienced and seasoned IT professional. Over the past 14 years, I have accumulated a vast range of experience which entails me to tackle most IT situations I encounter quite easily and efficiently. If you want the work done related to IT, I am the guy to hire. If still skeptical, have a look below at my achievements. Progressive experience with administration, and directing a broad range of Corporate IT initiatives & business focused solutions using leading ICT technologies with industry best practices and standards. Specialties: IT Security and Infrastructure development (CISSP - Certified Information Security Professional - Member ID 302621) ITIL Foundation, COBIT 5 BI Tools - Tableau / QlikView Business Continuity & Disaster Recovery Planning Network Administration and Database Management CISCO Networking Virtual/Cloud Computing Network security and Server Administration Technical Writings SEO/WordPress/WHMCS LinkedIn profile: http://pk.linkedin.com/in/shahzadrana/

    $12.50 /hr
    122 hours
    4.94
  2. Nikolay Udalov

    Nikolay Udalov

    Django (Python) / AngularJS Developer

    Russia - Last active: 1 month ago - Tests: 5 - Portfolio: 5

    Hi, My name is Nicholas Udalov. In my portfolio, are a few of the Django powered web sites that I've developed. My #1 goal will always be to meet your needs and deadline. I have 5+ years experience on Django web framework to develop websites, database driven web applications and content management systems. Primary skills: Python, Django, AngularJS, HTML5/CSS3, JavaScript, Node.js, PostgreSQL.

    $20.00 /hr
    302 hours
    4.66
  3. Sergei A.

    Sergei A.

    System Administrator and VoIP Engineer

    Russia - Last active: 3 days ago - Tests: 5 - Portfolio: 1

    I am very experienced(8+ years) linux administrator. Last year I worked with HA projects and have a good knowledge about right architecture of services. My Skills: Linux, Unix, OpenStack, Virtualization Deploy: Ansible(I created modules for it), Chef VoIP: Asterisk, FreeSWITCH, OpenSIPS, Kamailio Web Servers: NGINX, Apache Databases: PostgreSQL, MySQL/MariaDB Scripting: Python, Bash, Perl, Ruby

    $30.00 /hr
    114 hours
    4.95
  4. Niraj Kumar Pokharel

    Niraj Kumar Pokharel

    Java Developer with Groovy JQuery MySql Redis Hadoop ES experience.

    Nepal - Last active: 1 day ago - Tests: 4 - Portfolio: 2

    Over the last 5 years, I have been working as a software professional for 2 different companies.I have a thorough knowledge of Java Development Kit, Groovy on Grails framework, MySql and Linux Systems. My core competency lies in complete end-end management of a new projects as well as working to optimize and/or upgrade existing projects. I also have experience in the following areas: SQL, Ajax, jQuery, JavaScript, Amazon Web Services, ElasticSearch, Redis, Tomcat, Nginx, Apache Maven, Hadoop and Big Data, Agile Methodologies,Node.js, Grunt, Cyclos, Ripple Trade .

    $16.67 /hr
    1,205 hours
    5.00
  5. Andrew O.

    Andrew O.

    information security expert/system administrator

    Thailand - Last active: 1 day ago - Tests: 8

    Security-driven information security Architect/Professional with expertise in directing all aspects of highly technical multimillion dollar projects. With more than 7 years of expertise in a secure system implementation my skills oriented to accomplish tasks with the best security practices and rules. I am effective in defining breakthrough technology options based on organizational standards, security policy and strategic needs of the organization. 1. OS Administration: - Unix-like expert - RedHat/CentOS/Fedora; Debian/Ubuntu; Linux embedded etc. Linux security: fw, ids, integrity, encryption, SElinux etc; security hardening according best practices; software and tools, needed for enumeration, penetration testing and monitoring of corporate security regulations. Experienced in troubleshooting. - MS Windows expert - XP,7,8,Server 2003/2008/2012 - AD DS, AD CS, APP server, IIS, DNS, DHCP, Terminal Services, Print Services, File Services, Hyper-V. Windows security and performance. Experienced in troubleshooting. 2. Database administration: - Oracle 11g, MySQL, MS SQL. Good knowledge of SQL. 3. Cloud Infrastructure: - VMware Vsphere, ESX, ESXi; Rackspace, Amazon AWS expert. - Knowledge of servers hardware and desktops. 4. Information security software and hardware: - StoneGate FW/VPN, StoneGate IPS, StoneGate VPN/SSL. - Checkpoint FW/VPN, Checkpoint IDS/IPS. - Imperva WAF, Imperva DBS. - Websense WSG, Websense WES (Email Security). - Bluecoat SG+AV. - Symantec EP, Mcafee ePolicy, Kaspersky and others. - Cisco switches and routers (CCNA+p level). - Vyatta FW/VPN. - Splunk Enterprise, OSSEC, Nagios, MRTG, device lock and etc 5. Programming: - Python, Bash shell scripting, PHP. Windows batch scripting. Good knowledge of regular expressions. 6. PenTest ing (penetration testing, vulnerability assessment) and diagnosis. - knowledge and practical experience in vulnerability/misconfiguration assessments of network devices and server setups. Experienced with many audit and vulnerability scanners. Network and security troubleshooting. Manual assessments and code review. Static code analysis. - OWASP TOP 10 testing. Secure SDLC. 7. Standards: ISO/IEC 2700x, HIPAA, PCI DSS. CIS, SANS best practices. 8. Others: - MS Office (including MS Visio and MS Project). - Different CRMs, CMSs, helpdesk systems (Wordpress, Drupal, Jira, etc) Good knowledge in the areas: cloud security and system hardening; network and security design; data leakage and covert channels prevention; secure systems development life-cycle, business continuity; risk assessment; social engineering; ddos and malware disease mitigation; spam and AV protection. Extensive experience in project implementation. Experience in scheduling, setting goals and objectives in the shortest possible time. Record keeping.

    $31.63 /hr
    1,435 hours
    4.52
  6. Oleg B.

    Oleg B.

    Full-Stack Ruby on Rails Developer

    Russia - Last active: 14 hours ago - Tests: 4

    Over the last 4 years, I have developed websites using PHP, RubyOnRails and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-to-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have experience in the following areas: SQL, Ajax and software testing.

    $20.00 /hr
    628 hours
    4.89
  7. Anton Markelov

    Anton Markelov

    Linux system administrator

    Russia - Last active: 14 hours ago - Tests: 6 - Portfolio: 1

    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

    $18.89 /hr
    243 hours
    5.00
  8. Nasir Zeeshan

    Nasir Zeeshan

    Database and AWS System Administrator

    Pakistan - Last active: 1 day ago - Tests: 1 - Portfolio: 5

    I am experienced in Database development, Performance Tuning, Database and System Administration, Webserver Administration, Database Warehousing and Business Intelligence. I have more then 4000 hours of Database, Webserver and System administration work here on Elance. Managed Oracle, MS SQL Server, MySQL, PostgreSQL, Tomcat and WebLogic on Windows, Linux and Solaris platforms. My area of specialization is Performance Tuning and High Availability. I am Oracle Certified Professional OCP in both Development and Administration. Taken courses of Oracle, MS SQL Server, MySQL and PostgreSQL administration. I am also experienced in software analysis, design, coding and integration of web based systems. My Goal is to meet business requirements with respect to quality, functionality, performance, scalability, availability and on-time delivery. I have good knowledge of Software Engineering and SDLC and achieved delivery of quality software within timelines.

    $30.00 /hr
    5,311 hours
    4.99
  9. Jonathan Sebolt

    Jonathan Sebolt

    Infrastructure Architecture and Sys Administration

    United States - Last active: 10 days ago - Tests: 1

    Providing consulting and administration services for cross-platform infrastructures. Proven Knowledge, Administration and Design experience in a wide range of core infrastructure services: • Virtualization - vSphere 4, VI 3, ESX 2.x, vCenter, VMotion, DRS, HA, Lab Manager, XenServer, VDI • Microsoft OS - 2012, 2008, 2003 and SBS, XP, 7, 8 • Database Infrastructure – MS SQL 2005/2008, MySQL • Linux OS - RHEL, CentOS, Ubuntu • LAMP Stack (Installation, Configuration, Management) • Application Integration (SOA, Biztalk, WebSphere) • Directory Services - Active Directory, LDAP, GPO design, Role Based Services rights delegation, Microsoft Identity Integration Server (MIIS), Microsoft Identity Lifecycle Manager • Clustering Solutions • Terminal Services - Remote Desktop Services, Terminal Services, and Citrix XenApp • Scripting – Powershell, VBScript, Perl, Python, shell, Batch, KiXtart

    $45.00 /hr
    771 hours
    4.94
  10. April Lyn Paclar

    April Lyn Paclar

    Freelancer

    Philippines - Last active: 16 days ago - Tests: 2

    - Worked online as a Virtual Assistant on 2010-2011. - Decided to work offline and worked as a Network Engineer in a cable internet company, which, after 6 months of working, was bought by one of the leading cable internet company in the Philippines. - Been rehired by the latter and worked as a Network Engineer. - Received a medal as one of the top performing employees in the company by 2014. - After over 2 years of working, voluntarily resigned from the job.

    $5.00 /hr
    1,379 hours
    4.70