Industrial Security Specialist – Millennium Space Systems

About the Position

Bring your ideas to life at Boeing's Millennium Space Systems, a fast, agile small satellite company focused on national security space. We are seeking an Industrial Security Specialist to join our team in El Segundo, CA. This role is pivotal in creating a secure environment for the development and execution of classified programs.

Responsibilities

• Maintain various daily logs for administrative functions associated with Personnel Security (PERSEC).
• Maintain tracking spreadsheets/local databases for customer PERSEC activities.
• Perform data entry and record checks in local and USG databases such as Joint Access Database (JADE).
• Assist in maintaining personnel security files for all cleared personnel of the supported contract.
• Conduct and document annual compliance inspections and develop Corrective Action Plans (CAP).
• Review, track, and monitor security clearance processing activities with appropriate government personnel.
• Prepare, process, and/or review Program Access Request (PARs) for accuracy and access eligibility.
• Execute Special Access Program Nomination Process Questionnaires.
• Utilize Defense Information Security Systems (DISS), and SCI and SAPNP to conduct risk assessments of candidates being submitted for access.
• Assist with scheduling indoctrination appointments and debriefing requests in collaboration with the government customer.
• Process classified inbound and outbound Visit Access Requests (VARs) as necessary to meet customer needs via DISS and/or JADE.
• Complete all required technical and security training relative to assigned duties.
• Assist with initiating and maintaining records of annual self-inspections, security refresher training, indoctrinations, and inspections/staff assistance visits.

Requirements

Basic Qualifications for Level 2

• Bachelor's degree or higher.
• Minimum of 2 years’ experience in industrial security, facilities security, personnel security, in a cleared environment.
• Active Top-Secret Clearance with SCI Eligibility.
• Familiarity with security policy/manuals and the appropriate ICDs/SEAD/DOD Manuals and other guiding policy documents.
• Proficiency in Microsoft Office (Word, PowerPoint, and Excel).

Basic Qualifications for Level 3

• Bachelor's degree or higher.
• Minimum of 3 years’ experience in industrial security, facilities security, personnel security, in a cleared environment.
• Active Top-Secret Clearance with SCI Eligibility.
• Familiarity with security policy/manuals and the appropriate ICDs/SEAD/DOD Manuals and other guiding policy documents.
• Proficiency in Microsoft Office (Word, PowerPoint, and Excel).

Nice to Have

• Eligibility for access to Special Access Program Information.
• Ability to build rapport, interact professionally, and foster a cooperative work environment with a diverse population of people.

We Offer

• Competitive salary range: $77,350 - $138,750.
• Comprehensive benefits package including health insurance, retirement savings plans, and life and disability insurance programs.
• Generous company match to your 401(k).
• Industry-leading tuition assistance program.
• Fertility, adoption, and surrogacy benefits.
• Up to $10,000 gift match for supporting nonprofit organizations.

About the Company

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have a direct impact on global security, like missile warning and Earth observation. We are committed to fostering an environment for every teammate that’s welcoming, respectful, and inclusive, with great opportunity for professional growth.

Application Details

• Location: El Segundo, CA; Los Angeles, CA
• Job ID: JR2026518646
• Category: Security & Fire Protection Services
• Role Type: Onsite
• Post Date: Sep. 18, 2026
• Application Deadline: Oct. 16, 2026

Conflict of Interest

Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process.

Drug Free Workplace

Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Security Clearance

This position requires an active U.S. Top Secret Security Clearance (U.S. Citizenship Required). (A U.S. Security Clearance that has been active in the past 24 months is considered active)

Equal Opportunity Employer

Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.