Space Systems ISSM — RMF & CNSSP-12 Expert

Firefly Aerospace, Inc.; Cedar Park (TX); On-site; USD 120,000 - 190,000; Full time

Benefits offered by this job

Health, dental and vision plans

Parental leave

Relocation benefits

Educational reimbursement

Short term disability

Flexible PTO

Job summary

Firefly Aerospace, Inc. in Cedar Park, TX is seeking an Information Systems Security Manager to ensure mission-critical space systems meet security requirements and RMF accreditation.

You will translate policy into system requirements, manage RMF packages, and coordinate with engineers, government AOs, and operators. This role sits at the center of cyber, systems engineering, and mission operations, reporting to the Director of Cybersecurity and shaping security posture across space vehicles and

Qualifications

• BS degree in Computer Science, Cybersecurity, Information Systems, or related technical discipline.
• Minimum 4 years of direct experience as an ISSM, SCA, or in cybersecurity compliance roles within aerospace/DoD environments.
• Proven track record managing RMF authorization processes per NIST SP 800-37 Rev. 2, achieving ATOs for complex systems.
• Active Secret or Top Secret clearance, or ability to obtain/maintain clearance.
• CISSP or equivalent certification preferred.

Responsibilities

• Lead CNSSP-12 and CNSSI 53 compliance activities for space systems.
• Develop and maintain SSPs, POA&Ms, and SARs.
• Coordinate with government AOs and system owners.
• Oversee RMF processes and continuous monitoring.

Skills

RMF / NIST compliance knowledge

System security architecture

Security controls documentation

Education

BS degree in Computer Science, Cybersecurity, Information Systems, or related technical discipline

Tools

DoD security tools (eMass, ACAS, HBSS)

Job description

Firefly Aerospace, Inc. in Cedar Park, TX is seeking an Information Systems Security Manager to ensure mission-critical space systems meet security requirements and RMF accreditation.

You will translate policy into system requirements, manage RMF packages, and coordinate with engineers, government AOs, and operators. This role sits at the center of cyber, systems engineering, and mission operations, reporting to the Director of Cybersecurity and shaping security posture across space vehicles and