APK Solutions LLC

Information Systems Security Engineer (ISSE) – Tysons, VA APK Solutions is hiring an Information Systems Security Engineer (ISSE) to support a mission-critical intelligence community program. This role is for a security professional who is comfortable owning system security, interfacing with customer security authorities, and driving compliance from design through operations. Responsibilities -Act as the primary security lead for assigned systems -Lead automated and recurring security scans using enterprise tools -Deliver monthly vulnerability and privileged-user reports -Ensure data protection, access control, and least-privilege enforcement -Own POA&M development, tracking, and remediation coordination -Support A&A / ATO activities and maintain system security documentation (SSP, AIS) -Partner with engineering teams to integrate security controls into system design -Coordinate with Program Management and customer ISSMs as required Qualifications -Hands-on experience supporting intelligence community A&A / ATO efforts -Strong working knowledge of system and application security controls -Experience authoring and maintaining SSPs and related security artifacts -Comfortable working in Agile development environments Why APK Solutions -Competitive compensation and benefits -Direct access to leadership -Meaningful mission impact -A culture focused on trust, accountability, and technical excellence Location: Tysons, VA Clearance: active TS/SCI with Full Scope Polygraph Work Type: 100% on-site Apply to learn more or reach out for a confidential discussion.

Information Systems Security Engineer (ISSE) – Tysons, VA APK Solutions is hiring an Information Systems Security Engineer (ISSE) to support a mission-critical intelligence community program. This role is for a security professional who is comfortable owning system security, interfacing with customer security authorities, and driving compliance from design through operations. Responsibilities -Act as the primary security lead for assigned systems -Lead automated and recurring security scans using enterprise tools -Deliver monthly vulnerability and privileged-user reports -Ensure data protection, access control, and least-privilege enforcement -Own POA&M development, tracking, and remediation coordination -Support A&A / ATO activities and maintain system security documentation (SSP, AIS) -Partner with engineering teams to integrate security controls into system design -Coordinate with Program Management and customer ISSMs as required Qualifications -Hands-on experience supporting intelligence community A&A / ATO efforts -Strong working knowledge of system and application security controls -Experience authoring and maintaining SSPs and related security artifacts -Comfortable working in Agile development environments Why APK Solutions -Competitive compensation and benefits -Direct access to leadership -Meaningful mission impact -A culture focused on trust, accountability, and technical excellence Location: Tysons, VA Clearance: active TS/SCI with Full Scope Polygraph Work Type: 100% on-site Apply to learn more or reach out for a confidential discussion.