Company:
Millennium Space SystemsMillennium 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.
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.
Language Requirements:
Not ApplicableEducation:
Not ApplicableRelocation:
Relocation assistance is not a negotiable benefit for this position.Export Control Requirement:
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.Safety Sensitive:
This is not a Safety Sensitive 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.Contingent Upon Award Program
This position is not contingent upon program awardShift:
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