Senior ISSO: RMF Security Lead for Critical Systems

Peraton; Laurel (MD); On-site; USD 135,000 - 216,000; Full time

Benefits offered by this job

Competitive salary

Discretionary bonus

Job summary

A leading national security company is looking for a Senior Information System Security Officer with a focus on managing security operations in a complex HPC environment. This role requires active TS/SCI clearance and extensive experience in cybersecurity, particularly with DOD systems. Responsibilities include ATO leadership, mentorship of junior ISSOs, and ensuring compliance with rigorous security standards. The ideal candidate possesses deep knowledge of risk management frameworks and continuous monitoring practices. Full-time on-site work is mandatory in Laurel or nearby College Park, MD.

Qualifications

• 12+ years of experience in cybersecurity and information security.
• 8+ years supporting DOD/IC or government systems.
• Proven ability to manage RMF deliverables and ATO events.

Responsibilities

• Lead ATO/reauthorization efforts for complex systems.
• Maintain security authorization artifacts.
• Drive security engineering outcomes by collaborating with internal teams.

Skills

Leadership

Risk analysis

Continuous monitoring

Mentorship

Communication

Education

BS in Computer Science or Cybersecurity

MS and 10+ years of experience

PhD and 8+ years of experience

Tools

NIST SP 800-53

eMASS

Linux

Job description

A leading national security company is looking for a Senior Information System Security Officer with a focus on managing security operations in a complex HPC environment. This role requires active TS/SCI clearance and extensive experience in cybersecurity, particularly with DOD systems. Responsibilities include ATO leadership, mentorship of junior ISSOs, and ensuring compliance with rigorous security standards. The ideal candidate possesses deep knowledge of risk management frameworks and continuous monitoring practices. Full-time on-site work is mandatory in Laurel or nearby College Park, MD.