Mission-Critical IS Security Manager (RMF/NIST)

Firefly Aerospace; Leander (TX); On-site; USD 115,000 - 180,000; Full time

Job summary

Firefly Aerospace seeks an Information Systems Security Manager to lead RMF accreditation across space vehicle platforms, ground systems, and support infrastructure. You will own security authorization packages, coordinate with AOs, and drive continuous monitoring to maintain ATOs.

Based at our Cedar Park, TX headquarters, you will translate policy into system requirements, develop SSPs/SARs, and lead risk assessments with engineering and DevOps teams. U.S. citizenship is required.

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 RMF authorization experience achieving ATOs for complex technical systems.
• In-depth knowledge of NIST SP 800-53, NIST SP 800-171, and FISMA frameworks.
• Hands-on with DoD tools including eMASS, ACAS, HBSS.
• Excellent written and verbal communication skills for technical and executive audiences.

Responsibilities

• Lead RMF processes per NIST SP 800-37 Rev. 2 for multiple systems to obtain/maintain ATOs.
• Develop and maintain System Security Plans (SSPs), POA&Ms, and SARs.
• Coordinate with system owners, engineers, and AOs to deliver authorization packages.
• Perform security impact assessments, threat modeling, and risk assessments.
• Oversee continuous monitoring and security control validation.
• Translate policy into system requirements and control baselines across space and ground systems.

Skills

RMF processes

NIST SP 800-37

NIST SP 800-53

DoD RMF tools eMASS/ACAS/HBSS

SSP/POA&M/SAR

risk assessments

CNSSP-12/CNSSI 53

security architecture

technical writing

security governance

U.S. Citizenship

Education

BS in Computer Science / Cybersecurity / Information Systems

Tools

eMASS

ACAS

HBSS

DISA STIGs

Job description

Firefly Aerospace seeks an Information Systems Security Manager to lead RMF accreditation across space vehicle platforms, ground systems, and support infrastructure. You will own security authorization packages, coordinate with AOs, and drive continuous monitoring to maintain ATOs.

Based at our Cedar Park, TX headquarters, you will translate policy into system requirements, develop SSPs/SARs, and lead risk assessments with engineering and DevOps teams. U.S. citizenship is required.