Senior IC RMF ISSE — Xacta Specialist (TS/SCI)

Dark-Horse-Tech; Mississippi; On-site; USD 120,000 - 180,000; Full time

Job summary

Dark Horse Technologies seeks a Senior ISSE to move CDS RMF packages into Xacta 360, maintaining RMF artifacts and supporting IC authorization activities. You will work with JWICS environments and ensure accurate control implementation, assessment evidence, and POA&M coordination on-site at CNMOC Headquarters.

The ideal candidate has 5+ years with Xacta RMF, IC overlays, and NIST 800-53 controls, plus TS/SCI eligibility.

Qualifications

• Five+ years hands-on Xacta RMF experience for IC agencies.
• Experience developing and managing RMF packages in IC environments.
• Strong JWICS security understanding and operating environments.
• Knowledge of IC security overlays and RMF requirements.
• Thorough knowledge of NIST SP 800-53 Rev.4/5 controls.
• Experience supporting RMF lifecycle activities: authorization, assessment, POA&M, continuous monitoring.
• Ability to translate cybersecurity requirements into RMF documentation.
• Strong written and verbal communication with stakeholders.
• Ability to work independently to finalize RMF packages.

Responsibilities

• Lead and support the transition of CDS RMF packages into Xacta 360.
• Develop, update, review, and maintain RMF documentation within Xacta.
• Evaluate security packages and remediation to IC RMF requirements.
• Apply Intelligence Community overlays and assessment requirements.
• Support RMF activities across authorization lifecycle.

Skills

Xacta RMF experience

RMF authorization

JWICS security

IC overlays RMF

NIST SP 800-53 Rev.4/5

RMF lifecycle

RMF documentation

Communication

Independent working

Tools

Xacta 360

Xacta IA Manager

Job description

Dark Horse Technologies seeks a Senior ISSE to move CDS RMF packages into Xacta 360, maintaining RMF artifacts and supporting IC authorization activities. You will work with JWICS environments and ensure accurate control implementation, assessment evidence, and POA&M coordination on-site at CNMOC Headquarters.

The ideal candidate has 5+ years with Xacta RMF, IC overlays, and NIST 800-53 controls, plus TS/SCI eligibility.