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Systems Administrator / Systems Infrastructure Lead with Security Clearance

EPS CorporationScott Air Force Base, IL🇺🇸United StatesPosted Oct 21, 2026

Why this role stands out

This Systems Administrator role offers significant impact by leading critical infrastructure for U.S. Army operations, providing a fantastic opportunity for career growth and technical expertise in a mission-essential environment. You'll thrive if you have strong experience with server administration, Active Directory, and a SECRET clearance, making you an ideal candidate to ensure vital C4ISR and distribution systems remain operational. Apply now to contribute to a reputable organization and develop your skills in a key defense technology position.

Quick overview

SeniorityMid Senior
Employment typeEmployee
Work modeOn Site
LocationScott Air Force Base, IL, United States
Posted5 days ago
Active DirectoryVMwareLinuxWindows Server

Job description

EPS Corporation is looking for a Sr System Administrator that leads systems administration for all in-scope physical and virtual server infrastructure, storage, and Active Directory services supporting U.S. Army Transportation Command (ARTRANS) C4ISR and distribution operations worldwide. Serves as the primary technical point of contact and Capability Lead for systems infrastructure services. This role is designated Mission Essential and must perform during contingencies

Key Responsibilities

  • Install, configure, patch, and maintain physical/virtual server OS (Windows Server 2019/2022, RHEL 8/9), SAN/NAS (NetApp ONTAP), and VMware vSphere/vCenter
  • Administer user accounts and security groups for in-scope Active Directory domains
  • Operate data backup and recovery (Veeam) meeting Recovery Time Objective (RTO) and Recovery Point Objective for mission-critical systems
  • Manage enterprise tools (SCCM, SolarWinds) and support critical service restoration priorities during contingencies Work Location: Scott Air Force Base, Illinois; Mission Essential on-site reporting during base closures/contingencies. Required Qualifications, Certifications & Experience
  • 5+ years of enterprise systems administration (Windows/Linux server, virtualization, SAN/NAS, Active Directory)
  • DCWF Work Role 411 - Systems Administrator, Intermediate proficiency. Common qualifying certifications: Security+ or CySA+, plus a computing-environment certification (e.g., Microsoft/Linux/VMware)
  • DoDM 8140.03 foundational qualification prior to start; Residential Qualification for privileged access
  • SECRET clearance (final, adjudicated) at minimum
  • Experience in a DoD/Army enclave with STIG-hardened systems
  • Backup/DR tooling experience (e.g., Veeam, Commvault, or equivalent) Familiarity with SIPRNet-connected mission systems If you require accessibility assistance for open position please contact the Human Resources Department (Located in NJ) at EPS Corporation.

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