Industrial Security Lead TS/SCI DoD/IC Onsite

Muon Space; United States; Remote; USD 130,000 - 143,000; Full time

Job summary

Muon Space seeks an Industrial Security Specialist/AFSO to join our Security team, reporting to the Senior Security Manager. This hands-on role covers personnel, physical, and program security across DoD/IC programs, ensuring NISPOM and ICD compliance while maintaining our facility clearance and safeguarding classified information.

The position is fully onsite at our Mountain View, CA office five days a week, with responsibilities spanning security education, program protection, insider threat,

Qualifications

• Active Top Secret clearance with the ability to obtain TS/SCI required.
• Bachelor's degree, or 4+ years of direct industrial security experience in lieu of a degree.
• 3+ years of security-related experience supporting DoD and/or IC programs, with working knowledge of NISPOM (32 CFR Part 117), ISLs, ICDs, and OPSEC principles.
• Hands-on experience with DISS and NISS; familiarity with Central Office of Record processes and classification management.
• Demonstrated experience across the core industrial security functions (PHYSEC, PERSEC, OPSEC, Counterintelligence, Insider Threat, and Program Security), including supporting Collateral, SCI, and/or SAP security requirements.
• FSO certification (or ability to complete FSO curriculum within 90 days of hire).
• Excellent communication and presentation skills, with the ability to translate complex security requirements for technical and non-technical audiences; proficient with Google Workspace and Microsoft Office.
• Highly organized with the ability to prioritize, multi-task, and thrive in a fast-paced team environment where new challenges arise each week.

Responsibilities

• Execute day-to-day Assistant Facility Security Officer (AFSO) duties in support of our DoD Facility Clearance, including personnel security actions, visit requests, and interfacing with DCSA and USG customers.
• Administer the personnel security program — process clearance actions in DISS, conduct initial and refresher security briefings/debriefings, and maintain accurate personnel security records.
• Support Program Protection activities, including implementation of security requirements for secure payload processing, operations facilities, and program infrastructure.
• Contribute to the Insider Threat Program, including monitoring, reporting, and supporting investigations under the direction of the Insider Threat Program Senior Official.
• Deliver the security education and training program, including initial indoctrinations, annual refreshers, foreign travel briefings, and topic-specific training (OPSEC, CI awareness, derivative classification, etc.).
• Draft, maintain, and enforce Standard Practice Procedures (SPPs), Emergency Action Plans, and program-specific security guidance covering classified information, CUI, and proprietary materials.
• Review and track DD-254s for classified contracts and subcontracts, ensuring flow-down requirements are correctly implemented and maintained.
• Support the self-inspection program and prepare for DCSA security reviews and assessments.
• Operate and maintain the facility badging system, physical access controls, alarm systems, and visitor management processes.
• Support COMSEC accountability and safeguarding activities as needed, in coordination with the designated COMSEC custodian.

Job description

Muon Space seeks an Industrial Security Specialist/AFSO to join our Security team, reporting to the Senior Security Manager. This hands-on role covers personnel, physical, and program security across DoD/IC programs, ensuring NISPOM and ICD compliance while maintaining our facility clearance and safeguarding classified information.

The position is fully onsite at our Mountain View, CA office five days a week, with responsibilities spanning security education, program protection, insider threat,