L2 Sys Admin - OKC

Job#: 3044847

Job Description:

System Administrator (Level
2)

Apex Systems is hiring for Level 2 Systems Administrators with a large government and aerospace supporting client in Oklahoma City, OK!

Position requires a currently active, DoD-issued Interim Secret Security Clearance or higher.

Location: 100% on-site in Oklahoma City, OK

Schedule/Shift: It is a 9/80 work shift (44 hours Monday-Friday one week, 36 hours Monday-Thursday the following week)

Pay Rate: $25-32/hour (depending upon experience)

Contract Type/Duration: W2 Contract;
Long-term Rolling

The Level 2 Systems Administrator provides hands‑on operational support for enterprise desktop, server, and network environments. This role focuses on installation, maintenance, troubleshooting, and escalation support while operating within established standards and procedures. The Level 2 Administrator serves as a key operational contributor ensuring system stability and timely issue resolution.

• Provide day‑to‑day operational support for:
  • Windows and Linux desktop systems
  • Windows and Unix/Linux server environments
  • High Performance Computing (HPC) systems
  • Development, production, and application servers
• Install, configure, maintain, and patch Microsoft and Linux operating systems and associated peripherals
• Perform software installations, system upgrades, and hardware replacements
• Troubleshoot and resolve desktop, server, and peripheral issues; elevate complex issues as required
• Support dedicated network infrastructure from an operational and maintenance perspective
• Perform IMACD activities (Install, Move, Add, Change, Dispose)
• Provide desktop and workstation support within controlled or closed areas
• Track, follow up, and document problems, issues, and escalations
• Utilize Microsoft Office and other enterprise tools for documentation and reporting

• Candidates must be US Citizens with the ability to obtain and/or maintain a DoD-issued Secret or Interim Secret Security Clearance as a condition and continuation of employment
• CompTIA Security+ CE certification (required prior to start)
• Minimum of 3 years of relevant systems administration experience
• Working knowledge of:
  • Microsoft Windows workstation and server operating systems
  • Unix/Linux environments
  • Server‑based technologies and application hosting
  • Basic network concepts and topology
• Experience installing and maintaining operating systems and enterprise software
• Strong troubleshooting and problem‑resolution skills
• Ability to work effectively in a structured, process‑driven environment

• Experience supporting HPC or specialized computing environments
• Familiarity with enterprise change and incident management processes
• Experience supporting users in classified or restricted environments

#clearance

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a Support Linc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.

In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach.

You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed,…