Senior ISSO: RMF & Advanced Simulation Security

Huntington Ingalls Industries, Inc.; Nellis Air Force Base Census-Designated Place (NV); On-site; USD 96,000 - 135,000; Full time

Job summary

Huntington Ingalls Industries, Inc. Mission Technologies is seeking an Information System Security Officer (ISSO) to support the Joint Integrated Test and Training Center – Nellis (JITTC‑N) at Nellis AFB.

You will provide cybersecurity oversight, RMF documentation, system security engineering support for advanced modeling and simulation environments. The ideal candidate possesses RMF/DoD cybersecurity expertise, Top Secret eligibility, and the ability to work on-site with a dedicated team

Qualifications

• 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
• Experience using DISA ACAS, ESS, ePO, and Trellix.
• Experience with STIGs, SCAP, SCC, RMF Bodies of Evidence, JSIG, vulnerability scanning, logging tools (LogRhythm), ACAS/NESSUS, and McAfee HBSS.
• Strong understanding of RMF processes and cybersecurity compliance requirements.
• Ability to work in a fast-paced, team-oriented environment with excellent communication and collaboration skills.

Responsibilities

• Draft, review, and update RMF artifacts for ATO on emerging systems, including JSE and VATS.
• Support cybersecurity compliance and continuous monitoring for virtual training systems.
• Evaluate and document security controls for high-fidelity simulation, virtual air training, and distributed mission operations.
• Assist in securing network architectures and system configurations for VATS, JSE, and USAFWC/ACC training systems.
• Maintain configuration records for workstations, servers, routers, firewalls, switches, and simulation infrastructure.
• Provide cybersecurity guidance to engineering and M&S teams developing or modifying virtual training systems.
• Lead Assessment & Authorization (A&A) processes and support ongoing RMF compliance activities.
• Report cybersecurity incidents to the ISSM through formal reports and briefings.
• Support implementation and enforcement of information system security policies, standards, and methodologies.
• Conduct technical analysis, troubleshooting, and coordination with customers, vendors, and internal teams.
• Provide technical training and product briefings to customers and stakeholders.

Skills

RMF knowledge

Cybersecurity

Teamwork & communication

Education

Bachelor's in Computer Science / Information Systems / Information Technology

Advanced degree may substitute for 2 years experience

Job description

Huntington Ingalls Industries, Inc. Mission Technologies is seeking an Information System Security Officer (ISSO) to support the Joint Integrated Test and Training Center – Nellis (JITTC‑N) at Nellis AFB.

You will provide cybersecurity oversight, RMF documentation, system security engineering support for advanced modeling and simulation environments. The ideal candidate possesses RMF/DoD cybersecurity expertise, Top Secret eligibility, and the ability to work on-site with a dedicated team