Cyber Systems Engineer (Level 3/4) - SCI, RMF, Cloud

Relha LLC; Aurora (CO); On-site; USD 125,000 - 188,000; Full time

Benefits offered by this job

Relocation assistance

Travel opportunities up to 10%

Job summary

Northrop Grumman Space Systems in Aurora, Colorado seeks a Cyber Systems Engineer to design, implement, and protect complex systems and cloud environments. The ideal candidate has RMF experience and a current SCI clearance, with strong skills in security tooling and cross-team collaboration.

The role involves driving RMF activities, configuring cloud platforms, and ensuring compliance across system lifecycles in highly classified settings.

Qualifications

• Active Top-Secret/SCI clearance with CI polygraph at time of application.
• Experience designing and implementing cloud infrastructure on AWS, Azure, or Google Cloud.
• Familiarity with RMF accreditation and NIST 800-37 guidance.
• Experience configuring security tools such as Rapid7, Trellix, and Splunk.
• Collaboration with systems, software, and network teams on cyber security.

Responsibilities

• Apply Systems Security Engineering per NIST SP 800-160 across the lifecycle.
• Design, implement and secure cloud-based infrastructures (AWS/Azure/GCP).
• Configure, integrate, and operate security tools (Rapid7, Trellix, Splunk).
• Lead RMF accreditation activities, including documentation and assessments.
• Develop RMF artifacts: SSP, ATO, POA&M, and monitoring plans.
• Collaborate with engineers and program management to ensure security requirements.

Skills

RMF knowledge

Security engineering

Cloud security

CSPM / CWPP

DoD IA directives

Education

Bachelor's degree in CS/Engineering

Tools

Rapid7

Trellix

Splunk

AWS / Azure / GCP

Job description

Northrop Grumman Space Systems in Aurora, Colorado seeks a Cyber Systems Engineer to design, implement, and protect complex systems and cloud environments. The ideal candidate has RMF experience and a current SCI clearance, with strong skills in security tooling and cross-team collaboration.

The role involves driving RMF activities, configuring cloud platforms, and ensuring compliance across system lifecycles in highly classified settings.