Senior Security Specialist - Facility Security / NISPOM

Job Description

Job Description

Job Title: Senior Security Specialist – Facility Security / NISPOM Job Type : Contract to Hire Location : Exton, PA Experience Level: Senior (15+ years) Clearance Required: Top Secret required, TS/SCI preferred Position Summary We are seeking a highly experienced Security Specialist with deep expertise in facility security operations under the National Industrial Security Program Operating Manual (NISPOM). The ideal candidate will provide strategic guidance, operational excellence, and thought leadership across all aspects of classified facility security. Experience supporting or operating within a proxy-controlled organization is strongly preferred. Key Responsibilities

• Serve as the senior subject matter expert for all NISPOM-related facility security requirements, ensuring full compliance with DoD and Intelligence Community directives.
• Oversee the implementation, maintenance, and continuous improvement of the Facility Security Program, including physical, personnel, and information security domains.
• Lead classified facility accreditation processes, including SCIF/SAPF construction, modifications, inspections, and lifecycle management.
• Develop and refine security policies, standard operating procedures, and training programs for employees, leadership, and subcontractors.
• Direct security incident investigations, reporting, corrective actions, and risk mitigation strategies.
• Maintain liaison and collaborative relationships with Defense Counterintelligence and Security Agency (DCSA), government customers, auditors, and senior executives.
• Provide thought leadership by advising on emerging security regulations, threat trends, and best practices affecting the enterprise.
• Support insider threat mitigation programs, access control processes, and visitor control functions.
• Oversee security audits, self-inspections, and readiness assessments, ensuring a high state of compliance and operational security.
• Guide and mentor junior security staff, fostering a culture of compliance, accountability, and professional growth.