ISSO: Junior Classified Security & RMF Specialist

Leonardo DRS; San Diego (CA); On-site; USD 84,000 - 119,000; Full time

Benefits offered by this job

Health insurance

401(k) retirement plan

Job summary

Leonardo DRS is seeking a Junior/Mid-Level Information System Security Officer in San Diego, CA to support RMF activities, ATO packages, and ongoing security compliance for classified systems. The role emphasizes hands-on policy development, documentation, and cross-functional collaboration with security and IT teams.

The candidate should have foundational cybersecurity skills, a DoD security mindset, and strong communication to coordinate with ISSM, FSO, and stakeholders.

Qualifications

• Familiarity with RMF and security authorization artifacts (ATO) processes.
• Experience supporting RMF activities and ATO packages.
• Strong technical writing to document security policies and procedures.
• Ability to coordinate with security professionals and FSOs to meet NISP/DCSA requirements.
• Experience with vulnerability scanning and remediation planning.

Responsibilities

• Oversee security compliance for classified systems per DCSA and DoD standards.
• Advise on security matters and liaise with ISSP and ISSM.
• Maintain RMF artifacts, policies, POA&Ms, and system diagrams.
• Renew and document ATOs and continuous monitoring.
• Collaborate cross-functionally to implement security controls and remediation.

Skills

RMF knowledge

NIST/NISP familiarity

Technical writing

Communication

Self-starter

Education

Associate degree in CS/cybersecurity or related field

CompTIA Security+

Tools

Nessus

eMASS

STIGs

ACAS

Job description

Leonardo DRS is seeking a Junior/Mid-Level Information System Security Officer in San Diego, CA to support RMF activities, ATO packages, and ongoing security compliance for classified systems. The role emphasizes hands-on policy development, documentation, and cross-functional collaboration with security and IT teams.

The candidate should have foundational cybersecurity skills, a DoD security mindset, and strong communication to coordinate with ISSM, FSO, and stakeholders.