Senior Cybersecurity Architect & Lead: Zero Trust RMF

CACI International Inc.; Maryland; On-site; USD 126,000 - 277,000; Full time

Job summary

CACI International Inc. seeks a Cybersecurity Engineer Lead to guide architecture development for DoD intelligence and cyber systems.

You will design enterprise security architectures, lead Zero Trust implementations, and oversee RMF/ATO activities across MLS environments. In this role you will mentor engineering teams, create ICD 503-compliant artifacts, and collaborate with program offices to advance secure data sharing, IAM, and CDS solutions while ensuring mission readiness and robust risk

Qualifications

• Active TS/SCI with eligibility for SCI.
• Experience architecting DoD/IC security solutions.
• Familiarity with ICD 503 and CNSSI 1253.

Responsibilities

• Lead Zero Trust architecture and MLS solutions.
• Design secure architectures compliant with DoD RMF and NIST.
• Develop artifacts: SSPs, diagrams, data flow, and threat models.
• Coordinate RMF/ATO activities and support incident response planning.
• Mentor cybersecurity engineering teams and interface with ISSMs and AO.

Skills

Top Secret clearance

RMF knowledge

NIST 800-53

NIST 800-171

CDS

ICAM

IAM (MFA/RBAC/ABAC)

Strong written communication

Education

Master's degree in Cybersecurity or related field

Tools

ACAS

eMASS

Security automation platforms

Job description

CACI International Inc. seeks a Cybersecurity Engineer Lead to guide architecture development for DoD intelligence and cyber systems.

You will design enterprise security architectures, lead Zero Trust implementations, and oversee RMF/ATO activities across MLS environments. In this role you will mentor engineering teams, create ICD 503-compliant artifacts, and collaborate with program offices to advance secure data sharing, IAM, and CDS solutions while ensuring mission readiness and robust risk