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Linux System Administrator - 2nd Shift

Posted on Feb 14, 2019 by Request Technology - Anthony Honquest

Chicago, IL 60601
Information Technology
Immediate Start
$75k - $100k Annual

Linux System Administrator - 2nd Shift
Chicago, IL

Position Shift: Monday through Friday from 2:30pm - 10:30pm

  • The System Administrator-Linux is responsible for day-to-day administration and technical support of complex Linux Servers, including but not limited to Virtual Infrastructure and Systems Management.
  • Responsibilities include installation, upgrades, system patching, configuration and monitoring of Linux Servers/applications both physical and virtual.
  • Works closely with vendors and cross-functional departmental teams to provide tier 3 support, fulfil new service requests, resolve incidents and problem cases.
  • Develops and maintains a library of standard operating procedures documentation.
  • Responsible for 24/7 on-call support rotation.


  • Server Administration

    • Assist Senior members of the Linux team design, Install, configure, upgrade, maintain, monitor and tune performance for load balancing technologies in terms of global and local traffic management (eg F5's GTM and LTM modules)
    • Install, configure, upgrade, maintain, monitor and tune performance for Linux Servers (Red Hat, Ubuntu), utility software and server hardware including installing patches and corrective service.
    • Provide support for problems escalated from the IT Services Service Desk and other groups
    • Respond to problems and apply appropriate operating system fixes and patches as necessary. Examine various server logs and determine if any corrective action is required.
    • Install, configure and maintain server Firewall and other security software. Identify and provide technical resolution for potential security breaches. Establish and monitor security and apply appropriate fixes.
    • Monitor and maintain system integrity assuring maximum availability using Nagios and configuration management systems (eg Puppet). This includes monitoring backups, maintaining appropriate access rights, and securing enterprise systems in accordance with IT Services standards. Monitor and forecast future capacity needs.
    • Implement and maintain technical solutions for disaster recovery and business continuity of enterprise systems.'
    • Perform administration tasks and troubleshooting related to VMware, physical hardware, and Amazon AWS infrastructure
  • Participation in team meeting and organization projects

    • Participate in team, department, and IT Services staff meetings.
    • Participate in on-call 24/7 support rotation for problem resolution
    • Prioritize projects and meet deadlines consistently.
  • Other duties as assigned.



  • Server Administration - Effectively plan, deploy and administer Linux Servers in an enterprise environment (ex. Apache, SMTP, SFTP, iptables, LVM, and NFS) Strong understanding of modern Linux Server technologies and related best practices.
  • Follow DevOps practices using configuration management (Puppet) and other automation tools (scripts) to manage diverse fleet of applications.
  • Troubleshooting - Strong familiarity with Linux OS, application and hardware troubleshooting.
  • Networking and Storage - Understanding of storage and network protocols/concepts (OSI model, TCP/IP, UDP, Ether channel, VLANs) and Firewall concepts
  • Documentation - Ability to compose thorough and clear documentation on routine tasks, standard operating procedures and other documents beneficial to team members.

Reference: 646247051

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Linux System Administrator - 2nd Shift

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