System Administrator- Contingent

ARES Enterprise • Los Angeles, CA

2d

About The Position

Ares Enterprise is seeking an experienced Advanced System Administrator to support Air Force Sensitive Compartmented Information (AFSCI) intelligence and threat analysis operations. The role leads and performs full-lifecycle systems administration, operations, and maintenance across sensitive networks, servers, workstations, and network infrastructure to ensure high availability, compliance, and mission success.

The administrator maintains and troubleshoots classified systems, supports secure configuration and patching, contributes technical artifacts for Risk Management Framework (RMF) security accreditation and modernization projects, and provides Tier 2/Tier 3 support to AFSCI users. The position also coordinates with government leads, external organizations, and vendors to resolve complex technical issues.

Requirements

• Active Top Secret / SCI (TS/SCI) clearance before the start date.
• Meet qualifications for DCWF System Administrator (451) – Advanced.
• Active DoD 8140 / 8570 baseline certification for privileged access, such as Security+ CE, CASP+, CISSP, or equivalent.
• Technical computing environment certification, such as VMware Certified Professional, Microsoft Certified/Windows Server, or Red Hat Enterprise Linux.
• Proven experience administering secure, classified enterprise networks and infrastructure.
• Hands-on experience with STIG implementation, vulnerability management, and RMF artifact generation.
• Strong expertise with server virtualization (VMware), Windows Server environments, Active Directory, and network switch/router administration.
• Relevant bachelor's degree with combined years of specialized systems administration experience, or an equivalent combination of education, technical training, and experience.

Nice To Haves

• Advanced experience with virtualization platforms such as VMware Horizon / VDI, storage networks (SAN/NAS), and backup recovery systems.
• Familiarity with DoD/Air Force cybersecurity compliance systems such as eMASS and ACAS.
• Prior experience supporting public sector, defense, or intelligence agency operational environments.

Responsibilities

• Maintain, configure, and troubleshoot AFSCI servers, workstations, switches, routers, and peripheral equipment.
• Ensure 99.9% monthly system and service availability across supported AFSCI networks and enclaves.
• Perform server and client management, regular operating system and software patching, STIG enforcement, and secure configuration baselining.
• Collect, generate, and maintain technical artifacts supporting the Risk Management Framework (RMF), security accreditation packages, and future IT modernization projects.
• Coordinate with external organizations, government leads, and vendor support teams to resolve complex technical issues outside local control.
• Provide Tier 2/Tier 3 technical support, incident troubleshooting, and account management for AFSCI users.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior