Senior ISSO - Top Secret/SCI, RMF & A&A Lead

Leidos; Arlington (VA); On-site; USD 87,000 - 157,000; Full time

Job summary

Leidos in Arlington, VA seeks an Information Systems Security Officer to manage RMF, A&A, and continuous monitoring for SAP programs in a secure, 100% on-site environment.

The role requires a Top Secret/SCI clearance, DoD 8140 IAT II certification, and hands-on work with eMASS, STIGs, and ACAS to protect information systems. You will develop security documentation and coordinate authorizations while guiding the ISSO team.

Qualifications

• Active Top Secret/SCI clearance required.
• DoD 8140 IAT Level II certification required.
• BS degree and 4+ years of relevant experience; additional experience may substitute for degree.

Responsibilities

• Establish and implement security procedures and practices in support of customer goals and DoD regulations.
• Develop and update Assessment & Authorization (A&A) documentation for management and continuous monitoring of information systems.
• Validate security policies and procedures against SSP, customer policies, and regulations; ensure local policies are followed.
• Initiate authorization or re-authorization for new or expiring systems; coordinate meetings.
• Serve as the System Information System Security Officer (ISSO) for various systems.
• Take corrective action to resolve problems and ensure systems are operated and disposed of per policy.
• Perform security audits and manage audit data; implement corrective actions for discrepancies.
• Author and review IS security documentation and submit to eMASS.
• Provide IA SME input across SDLC phases to address security requirements.
• Conduct ongoing security reviews and tests; remediate vulnerabilities.
• Review STIGs and ACAS scans; ensure compliance.
• Develop Project Management Plan to attain ATO.

Skills

TS/SCI clearance

IAT II Certification

Security governance

Education

Bachelor's degree

DoD 8140 IAT Level II Certification

Tools

eMASS

RMF

STIGs

Job description

Leidos in Arlington, VA seeks an Information Systems Security Officer to manage RMF, A&A, and continuous monitoring for SAP programs in a secure, 100% on-site environment.

The role requires a Top Secret/SCI clearance, DoD 8140 IAT II certification, and hands-on work with eMASS, STIGs, and ACAS to protect information systems. You will develop security documentation and coordinate authorizations while guiding the ISSO team.