Cleared Level 2 Sys Admin - OKC

System Administrator (Level
2)

Apex Systems is immediately hiring for a Systems Administrator (Level
2) to support a government contract on-site in Oklahoma City, OK!

Job #: 3028857

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

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

Pay Rate: $25‑29/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; escalate 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 U.S. 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

Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans. Additional programs include an ESPP, a 401(k) with company match after 12 months, an HSA, an Employee Assistance Program offering up to 8 free counseling sessions, and access to on‑demand training and certification prep. Comprehensive benefits are outlined in the Welcome Packet.

Apex Systems is an equal opportunity employer and does not discriminate based on race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, marital status, disability, status as a crime victim, protected veteran status, union membership, or any other characteristic protected by law. Applicants with criminal histories may be considered in accordance with applicable law.

For more information or to apply, submit your resume online or email Melissa at [email protected] (please reference Job ).