Requirements- Active TS/SCI clearance required- US Citizenship required- 3 or more years of experience as an ISSO, security compliance analyst, security engineer, system administrator with security responsibilities, or a similar role- Strong working knowledge of NIST SP 800-171, CMMC Level 2, POA&M management, control evidence, and assessment preparation- Experience maintaining an SSP or equivalent system security documentation and supporting formal security reviews- Ability to understand and validate evidence from identity, cloud, endpoint, network, vulnerability, and logging platforms- Strong follow-through across multiple teams and the ability to write security documentation that clearly reflects what is actually implementedPreferred Qualifications- Experience with ATO, RMF, NIST SP 800-53, SOC 2 Type II, ISO 27001, DFARS 252.204-7012, SPRS, STIGs, or classified system security- Experience with Microsoft GCC High, CrowdStrike, Palo Alto, Tenable, AWS GovCloud, Entra ID, or similar enterprise security platforms- Security+, CGRC, CISSP, or a comparable security certification-Experience supporting aerospace, defense, national security, ATO, RMF, or other regulated technical environments. To be eligible for this role, applicants must either (1) qualify as a U.S. Person, meaning a U.S. citizen or national, a lawful permanent resident (green card holder), a refugee admitted under 8 U.S.C. § 1157, or an individual granted asylum under 8 U.S.C. § 1158, or (2) be able to obtain the required export authorizations from the U.S. Department of State, the U.S. Department of Commerce, or another applicable U.S. government agency.