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Information Systems Security Engineer - Active TS/SCI with CI Poly

Washington, District of Columbia, United States💼 Full-time🗓 2026-08-12 → 2026-09-26

Core

Lead Accreditation and Authorization (A&A) reviews, document security control implementations, and support the Risk Management Framework (RMF) for federal systems.

Role type

Senior Information Systems Security Engineer (ISSE)

Builds

Security accreditation packages and compliance artifacts for DoD/IC systems

Domain

US Federal Government / Cybersecurity & Risk Management

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Risk Management Framework (RMF), Accreditation and Authorization (A&A), Systems Security Plans (SSP), Contingency Planning, Audit Liaison, Technical Content Review, Control Volatility Analysis

Preferred skills

None stated

Technologies

None stated

Responsibilities

Lead A&A reviews by Group level ISSMs and Security Controls Assessors; Document security control implementations and gather artifacts for RMF; Write Systems Security Plans (SSP) and CONOPS; Coordinate with stakeholders to achieve Authority to Operate (ATO); Monitor A&A projects and discuss status at all levels; Support audit liaison and compliance oversight activities; Conduct technical reviews of control volatility sections based on emerging threats and agency posture.

Seniority

Senior, hands-on IC

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