Senior Security Specialist

Senior Security SpecialistASI is seeking a Senior Security Specialist to support classified Integrated Air and Missile Defense (IAMD) and enterprise defense activities within a senior Department of War headquarters environment. This role provides security administration, compliance support, and program security expertise across SCI/SAP environments.The ideal candidate has extensive experience supporting sensitive defense programs, understands classified security operations at the headquarters level, and can coordinate effectively with Government security offices, technical teams, and senior stakeholders.Key ResponsibilitiesImplement and oversee security policies, procedures, and compliance activities for classified defense programs.Support SCI/SAP security administration, access control, and personnel security processes.Assist with implementation of Department of War security requirements, including NISPOM and applicable special access security procedures.Coordinate with Government security offices, program personnel, and external stakeholders.Support secure execution of meetings, briefings, working groups, and classified planning activities.Maintain security documentation, records, visit requests, access rosters, and compliance materials.Identify and help resolve security issues impacting mission execution.Support security inspections, reviews, and corrective action tracking.Basic QualificationsBachelor's degree.10+ years of experience in Department of War or defense security administration.At least 3 years of experience supporting SCI and/or SAP environments.Experience with: NISPOMPersonnel securityPhysical securityInformation securityClassified handling proceduresAbility to operate effectively in senior headquarters or enterprise-level defense environments.Strong written and verbal communication skills.Active TS//SCI clearance required; SAP eligibility required.Preferred QualificationsPrior experience supporting: Integrated Air and Missile Defense (IAMD)Missile defenseAir defenseOther classified operational defense mission areasExperience coordinating with Government security offices in a headquarters-level environment.Familiarity with: Classified meeting supportAccess managementSpecial Access Program (SAP) administrationWhy Join ASIASI supports mission-critical national defense programs through highly specialized operational, technical, and security expertise. Join a team dedicated to protecting sensitive capabilities and enabling strategic defense operations in high-impact environments.Application ProcessInterested candidates should submit a resume highlighting experience in:SCI/SAP security administrationClassified program complianceImplementation of Department of War security requirementsWe look forward to reviewing your application.