Industrial Security Specialist / Assistant Facility Security Officer (AFSO) New Mountain View, CA

Muon Space, Inc.; Mountain View (CA); On-site; USD 130,000 - 143,000; Full time

Benefits offered by this job

Equity compensation

Medical, dental, and vision insurance

401k retirement plan

Three weeks paid vacation

12 paid holidays

Unlimited sick time

Paid parental leave

Job summary

Muon Space in Mountain View, CA is seeking an Industrial Security Specialist / Assistant Facility Security Officer (AFSO). You will manage DoD/IC security programs, maintain the facility clearance, and ensure compliance with NISPOM and ICDs.

This is a fully onsite role requiring TS with ability to obtain TS/SCI, collaborating with program teams and performing hands-on security operations across personnel, physical, and program security to protect classified information and support Muon's mission.

Qualifications

• Active TS clearance with ability to obtain TS/SCI.
• Experience supporting DoD and IC programs; knowledge of NISPOM/ICDs.
• Hands-on with DISS/NISS and classification management.
• Strong written and verbal communication; organized and proactive.

Responsibilities

• Execute AFSO duties for DoD Facility Clearance and interfacing with DCSA.
• Administer personnel security actions and maintain records.
• Support program protection and insider threat activities.
• Deliver security education and training programs for staff.
• Draft and maintain security guidance and SOPs.
• Review DD-254s and assist with security reviews and inspections.
• Operate facility badging, access controls, and visitor management.
• Coordinate COMSEC activities as needed.

Skills

Top Secret clearance

TS/SCI eligibility

Excellent communication

Security program administration

Security training delivery

DISS/NISS experience

Google Workspace / MS Office

Education

Bachelor's degree or equivalent

Tools

DISS

NISS

G Suite / Google Workspace

Microsoft Office

Job description

Industrial Security Specialist / Assistant Facility Security Officer (AFSO)

Mountain View, CA

About the role

Muon Space seeks a Industrial Security Specialist / Assistant Facility Security Officer (AFSO) to join our Security team, reporting to the Senior Security Manager. The ideal candidate is a hands-on individual contributor who thrives in a fast-paced, mission-driven environment and brings deep technical expertise across the full spectrum of industrial security disciplines. This person will execute day-to-day security operations in support of DoD and IC programs, serve as a subject matter expert for personnel, physical, and program security, and partner closely with program teams to ensure compliance with 32 CFR Part 117 (NISPOM) and applicable Intelligence Community Directives (ICDs). This person will play a key role in maintaining our facility clearance, protecting classified programs, and enabling Muon's mission to deliver Earth Intelligence for a safer, more resilient world.

This position is fully onsite and requires working in our Mountain View, CA office five days a 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.

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 Special Access Program (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.

Nice-to-have Skills

• Industrial Security Professional (ISP) certification.
• Experience supporting the planning or construction of an ICD 705-compliant SCIF / DCSA Form 147.
• COMSEC experience and COMSEC custodian certification.
• Participation in industry security organizations (NCMS, NDIA, ASIS, InfraGard, INSA, etc.).
• Excitement to work in the Space Community and with government customers at all levels of security classification.

The salary range for this role is $130,000 - $143,000, plus a competitive equity grant and comprehensive benefits package. Final compensation will be determined based on skills, qualifications, experience, and geographic location as assessed during the interview process.

About Muon Space

Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.

Taking Care of Our Team

At Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.

Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.

Muon is currently registered and able to hire in the following states:
AL, AZ, CA, CO, CT, DC, FL, GA, IL, IA, ID, MD, MA, MI, MN, MO, NJ, NY, NC, OH, OR, PA, TN, TX, VT, VA, WA

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. The Company may, for legitimate business reasons, decline to pursue any export licensing process.

Voluntary Self-Identification

For government reporting purposes, we ask candidates to respond to the below self-identification survey.Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiringprocess or thereafter. Any information that you do provide will be recorded and maintained in aconfidential file.

As set forth in Muon Space’s Equal Employment Opportunity policy,we do not discriminate on the basis of any protected group status under any applicable law.

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection.As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measurethe effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categoriesis as follows:

A \"disabled veteran\" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A \"recently separated veteran\" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An \"active duty wartime or campaign badge veteran\" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An \"Armed forces service medal veteran\" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.

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