Senior ISSO - RMF Security & Compliance Lead

Leidos Inc; Fort Meade (MD); On-site; USD 108,000 - 195,000; Full time

Benefits offered by this job

Paid Time Off

11 paid Holidays

401K with 6% match

Flexible schedules

Discounted stock purchase

Technical upskilling

Education and training support

Parental paid leave

Job summary

Leidos is seeking a Senior Information Systems Security Officer to support Enterprise Discovery lab security and ensure compliance across critical mission systems. The role emphasizes Risk Management Framework, continuous monitoring, and defense-in-depth architecture to strengthen the program's security posture.

The successful candidate will hold an active TS/SCI with Polygraph, have strong communication skills, and contribute to rapid prototyping and development within a collaborative,

Qualifications

• Bachelor's degree plus 8+ years of relevant experience or master's degree plus 6+ years.
• IAM Tier 1 certification (Security+, CAP, GSLC) may be considered if qualified.

Responsibilities

• Maintain appropriate security posture for information systems.
• Monitor networks for security non-compliance and vulnerabilities.
• Follow security processes and RMF continuous monitoring.
• Perform regular audits of information systems.
• Assist in preparing systems for reaccreditation.

Skills

ISSO/ISSE experience

RMF/NIST 800-53

Defense-in-Depth

Security architecture

Excellent communication

Education

Bachelor's degree + 8+ years

IAM Tier 1 certs (Security+, CAP, GSLC)

Job description

Leidos is seeking a Senior Information Systems Security Officer to support Enterprise Discovery lab security and ensure compliance across critical mission systems. The role emphasizes Risk Management Framework, continuous monitoring, and defense-in-depth architecture to strengthen the program's security posture.

The successful candidate will hold an active TS/SCI with Polygraph, have strong communication skills, and contribute to rapid prototyping and development within a collaborative,