Industrial Security Specialist - Personnel Security - Millennium Space Systems

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El Segundo, CA, USA
In-Office
Aerospace • Information Technology • Software • Cybersecurity • Design • Defense • Manufacturing
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The Role
Job Description
At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us.
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 direct impact to global security, like missile warning and Earth observation.
Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen.
We are seeking an Industrial Security Specialist - Personnel Security (Level 2 or 3) providing Personnel Security (PERSEC) support for Collateral, Sensitive Compartmented Information (SCI), and Special Access Program (SAP) activities. This role reports to the Industrial Security Manager - Personnel Security and supports government and internal customers in a fast-paced, mission-focused environment.
At the heart of this role is our commitment to deliver our customer's greatest capability: our people. The ideal candidate is detail-oriented, collaborative, and experienced in DoD personnel security processes, systems, and governing policy, including experience serving as an appointed Special Access Program Security Official (SPO) and/or Contractor Special Security Officer (CSSO). This role emphasizes teamwork and cohesion, requiring the ability to work effectively with colleagues, government representatives, and mission partners to streamline personnel security processes, support mission success, and ensure personnel are trusted and ready. This is an onsite role in El Segundo, California.
This position's internal job is Industrial Security Spec. Our team is hiring for level 2 or 3.
Level 2:
  • Associate's degree with a minimum of 2 years of related experience
    or
  • Bachelor's degree with a minimum of 1 year of related experience

Level 3:
  • Bachelor's degree with a minimum of 3 years of related experience
    or
  • Master's degree with a minimum of 2 years of related experience

Position Responsibilities:
Personnel Security Operations:
  • Provide PERSEC support for Collateral, SCI, and SAP programs
  • Review, track, and monitor security clearance processing activities in accordance with SEAD 3, SEAD 4, and the 13 Adjudicative Guidelines
  • Prepare, process, and review Program Access Requests (PARs) for accuracy and access eligibility
  • Maintain personnel security files for all cleared personnel
  • Maintain daily logs, tracking spreadsheets, and local databases for PERSEC activities
  • Apply the 13 Adjudicative Guidelines in risk assessments, clearance determinations, and SAP/SCI access decisions

Systems & Data Management:
  • Perform data entry, validation, and record checks in government and local systems, including NBIS, DISS, SCINET, SIMS, and JADE
  • Conduct risk assessments of candidates submitted for access using applicable personnel security systems
  • Process Visit Authorization Requests (VARs) using DISS and/or JADE
  • Ensure accuracy and compliance of personnel access records across multiple security platforms

Foreign Travel & Reporting:
  • Provide defensive foreign travel briefings to cleared personnel
  • Collect, review, and submit foreign travel, foreign contact, and foreign activity reports in accordance with SEAD 3 reporting requirements
  • Ensure timely updates to government systems and notify appropriate U.S. Government representatives of reportable activities

SPO / CSSO Responsibilities:
  • Serve as, or support, an appointed Special Access Program Security Official (SPO) and/or Contractor Special Security Officer (CSSO), as required
  • Execute delegated personnel security authority for SCI and SAP programs in coordination with Government Security Representatives (GSRs) and Program Security Officers
  • Interface directly with government customers and mission partners on SCI and SAP personnel security matters
  • Ensure compliance with all applicable SCI and SAP personnel security policies, procedures, and reporting requirements
  • Promote team cohesion in executing personnel security operations and ensuring consistent application of policies
  • Take ownership of challenges and offer solutions to improve efficiency, accuracy, and mission support

Customer & Government Support:
  • Coordinate indoctrination and debriefing appointments in collaboration with government customers
  • Support U.S. Government senior leaders with access approval decisions
  • Regularly provide updates to program managers on Personnel Security Operations, including clearance status, and SAP/SCI program access
  • Reinforce that our people are our greatest capability through proactive, solutions-oriented PERSEC operations

Compliance & Program Support:
  • Assist with security education, awareness, and refresher training initiatives
  • Initiate and maintain records for annual self-inspections, security refresher training, indoctrinations, and staff assistance visits
  • Support secured space operations, including a working knowledge of opening and securing classified spaces
  • Complete all required technical, security, and compliance training
  • Collaborate with internal teams and external customers to ensure personnel security compliance is achieved through various self-inspections and continuous compliance inspections

Basic Qualifications (Required Skills/Experience):
  • This position requires an active U.S. Top Secret Security Clearance with SCI Eligibility (U.S. Citizenship Required. A U.S. Security Clearance that has been active in the past 24 months. More information on this process can be found by following the Mandatory Security Clearance and Access Process Disqualifying Criteria link which is listed in the job posting
  • Eligibility for Special Access Programs (SAP)
  • Willingness to submit to a Counterintelligence polygraph
  • Working knowledge of SEAD 3, SEAD 4, and the 13 Adjudicative Guidelines, including their application to risk assessments, clearance determinations, and access decisions
  • Working knowledge of applicable security policies and guidance (ICDs, SEADs, JAFANs, DoD Manuals, etc.)
  • Experience with assisting an appointed Special Access Program Security Official (SPO) and/or CSSO
  • Ability to build rapport and work effectively with DoD, military, civilian, and industry partners
  • Proficiency with Microsoft Word, Excel, and PowerPoint

Preferred Qualifications (Desired Skills/Experience):
  • Active Top-Secret clearance with SCI eligibility and adjudicated counterintelligence polygraph
  • Prior experience acting as the primary appointed SPO or CSSO for SCI or SAP programs
  • Proficiency with NBIS, DISS, SCINET, SIMS, and JADE
  • Ability to work as a team member while simultaneously functioning independently and accepting responsibility for assigned actions
  • Must be able to relate to a diversified customer base and be knowledgeable of DoD operations
  • Proven ability to contribute to teamwork, cohesion, and proactive problem-solving
  • Experience with routinely handling, transporting, documenting, and accounting for classified material
  • Developing solutions to problems of moderate scope and complexity
  • Excellent written and verbal communication skills with strong attention to detail

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.
Total Rewards:
At Millennium Space Systems, a Boeing Company, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.
Millennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.
The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.
Pay is based upon candidate experience and qualifications, as well as market and business considerations.
Summary pay range:
  • Level 2: $64,000 - $114,000
  • Level 3: $78,000-$139,000

Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.
Applications for this position will be accepted until Apr. 24, 2026
Export Control Requirements:
This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a "U.S. Person" as defined by 22 C.F.R. §120.62 is required. "U.S. Person" includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.
Export Control Details:
US based job, US Person required
Relocation
Relocation assistance is not a negotiable benefit for this position.
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)
Visa Sponsorship
Employer will not sponsor applicants for employment visa status.
Shift
This position is for 1st shift
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.

What the Team is Saying

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Boeing Compensation & Benefits Highlights

  • Retirement Support Retirement programs are presented as a standout, with a “best-in-class” 401(k), strong matching formulas, and eligibility beginning early for many roles. Administration through Fidelity and an emphasis on long-term savings signal depth and reliability.
  • Parental & Family Support Family-building and caregiving resources include fertility, surrogacy, and adoption assistance, plus child, adult, and elder care support in some locations. These programs reflect a broad approach to supporting different family needs.
  • Leave & Time Off Breadth Paid time away is described through a comprehensive policy that integrates PTO with overall compensation and incentives. Multiple forms of paid leave and time off are positioned as part of the core package.

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HQ: Arlington, VA
170,000 Employees
Year Founded: 1916

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A leading global aerospace company and top U.S. exporter, Boeing develops, manufactures and services commercial airplanes, defense products and space systems for customers in more than 150 countries. Our U.S. and global workforce and supplier base drive innovation, economic opportunity, sustainability and community impact. Boeing is committed to fostering a culture based on our core values of safety, quality and integrity.

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Aerospace protects and connects people, enables economic growth and trade, provides humanitarian relief and allows for human exploration of space. Boeing collaborates globally to support responsible growth for our industry, and we invest in innovation that improves the efficiency and sustainability of air travel and our operations.

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