Compliance​/Security Engineer TS SCI

Job Responsibilities

• Lead end-to-end ATO and IATT work streams, coordinating with government stakeholders, ISSOs, and program leadership to ensure timely authorization milestones.
• Operationalize DISA STIGs across system components; develop and maintain STIG checklists, deviation requests, and risk acceptance documentation.
• Map security controls to deployment architectures, ensuring continuous compliance alignment with NIST RMF steps (Categorize -> Authorize -> Monitor).
• Design and support Cross-Domain Solutions (CDS) implementations; liaise with accreditation authorities for cross-domain data transfer approvals.
• Develop, review, and maintain System Security Plans (SSP), Security Assessment Reports (SAR), Plans of Action & Milestones (POA&M), and related RMF artifacts.
• Conduct continuous monitoring activities and coordinate vulnerability remediation with engineering teams.
• Interface directly with DISA and other DoD oversight bodies throughout the authorization lifecycle.

• Active TS/SCI clearance (no exceptions).
• 5+ years of hands‑on experience leading ATO/IATT work streams in DoD or IC environments.
• Expert‑level knowledge of NIST Risk Management Framework (RMF) — SP 800-37, SP 800-53, and related publications.
• Demonstrated experience operationalizing DISA STIGs across Linux, Windows, and network infrastructure.
• Working knowledge of Cross‑Domain Solutions (CDS) architecture, accreditation, and operational requirements.
• Proficiency with eMASS or equivalent DoD authorization tools.

• CISSP, CAP (Certified Authorization Professional), or equivalent DoD 8570/8140 IAM Level III certification.
• Experience supporting DISA programs or working within the DISA RMF process directly.
• Familiarity with cloud‑based deployment environments (AWS Gov Cloud, Azure Government) and associated security frameworks.
• Experience with zero‑trust architecture concepts and implementation in classified environments.

Salary Range: $200k–$220k

• Health Care Plan (Medical, Dental & Vision)
• Retirement Plan (401k, IRA) with 100% employer match up to 6%
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Short Term & Long Term Disability
• Professional Development
• (and much more)

Aperio Global is an equal opportunity employer. We are committed to building an inclusive workforce where all employees and applicants are treated with respect and fairness. Employment decisions are based solely on qualifications, merit, and business needs — never on race, color, religion, sex, national origin, age, disability, genetic information, military or veteran status, pregnancy/childbirth, sexual orientation, gender identity, marital status, ethnicity, or any other characteristic protected by applicable federal, state, or local law.