Top Secret System Administrator - DoD Network & Security

Aviation Systems Engineering Company; Oxnard (CA); On-site; USD 130,000 - 145,000; Full time

Benefits offered by this job

Employee-owned (ESOP)

Excellent benefits package

401(k) with company match

Tuition assistance

Job summary

ASEC seeks a System Administrator to secure, sustain, and optimize DoD environments at NAS Point Mugu, CA. You will support mission-critical Navy training systems and manage security configurations (DISA STIG) while driving vulnerability management and accreditation efforts.

You will implement upgrades, perform RMF/ATO activities, and coordinate with cross-functional teams to maintain operational readiness of DoD systems with a strong cybersecurity focus.

Qualifications

• BS degree in Information Technology, Cybersecurity, Computer Science, or related area of study.
• CompTIA Security+ is required; other certs (Cloud+, CompTIA A+, CompTIA Network+) highly desired.
• 5 years of related system administration experience preferred.
• Strong working knowledge of vCenter/VMware is required.
• Experience with DoD HBSS is preferred.
• Experience with RMF/ATO activities and vulnerability scanning.
• Proficiency with Windows OS; Linux is a plus.

Responsibilities

• Plan, test, and implement system upgrades for performance and reliability.
• Support RMF and ATO activities, including vulnerability scanning and accreditation artifacts.
• Integrate new software into mission-critical DoD environments.
• Maintain OS security configurations in line with DISA STIG.
• Identify and resolve system flaws; implement technical controls for cybersecurity.
• Conduct vulnerability scans and assessments to safeguard systems.
• Troubleshoot and resolve software issues across integrated environments.
• Ensure compliance with DoD RMF, FISMA, NIST 800-53, and DoD SRG requirements.

Skills

System administration

Cybersecurity

RMF/ATO processes

Windows administration

Active Directory

Analytical thinking

Communication

Problem solving

Education

BS in IT / Cybersecurity / CS

Tools

VMware vCenter

HBSS

DNS management

Windows PowerShell

Job description

ASEC seeks a System Administrator to secure, sustain, and optimize DoD environments at NAS Point Mugu, CA. You will support mission-critical Navy training systems and manage security configurations (DISA STIG) while driving vulnerability management and accreditation efforts.

You will implement upgrades, perform RMF/ATO activities, and coordinate with cross-functional teams to maintain operational readiness of DoD systems with a strong cybersecurity focus.