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Subcontracts Administrator - Millennium Space Systems

Los Angeles, California; El Segundo, California Job ID JR2025489895 Category Supply Chain Management Role Type Onsite Post Date Dec. 31, 2025
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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.

Job Description
Millennium Space Systems (MSS), a part of Boeing Defense, Space and Security (BDS) is seeking a Subcontracts Administrator (SCA) who will be responsible for managing the full lifecycle of subcontracting activities in support of company programs and operations. This role involves initiating and overseeing subcontract efforts from requirements definition through execution, including issuing RFPs/RFQs/RFIs, evaluating proposals for compliance with government and company requirements, and executing subcontract modifications. The SCA ensures suppliers adhere to company Terms and Conditions as well as all trade compliance and legal obligations.

This position plays a key role in cross-functional collaboration, supporting internal teams such as legal, security, procurement, trade compliance, engineering, manufacturing, program management, quality assurance, and program controls. The SCA is accountable for driving supplier performance through regular engagement, managing supply and demand, resolving issues related to quality, schedule, delivery, and financial performance, and identifying and mitigating supplier risks and opportunities.

The role includes generating subcontractor performance metrics and reports for internal and external stakeholders, supporting payment processes by reconciling invoices and coordinating with Accounts Payable, and ensuring subcontract data is managed in accordance with controlled documentation and configuration standards. The SCA provides oversight of FAR/DFARS compliance and ensures team adherence to internal processes in alignment with DCAA audit requirements and AS9100 standards. Additionally, the role contributes to departmental initiatives aimed at process improvements and increased operational efficiency within the subcontracts function. This is an onsite role at our El Segundo, California.

Position Responsibilities:

  • Establishing subcontract efforts from beginning to end, including:
    • Issuance of RFP/RFQs/RFIs to the Subcontractors
    • Factfinding of subcontractor’s proposal, review for compliance to government and proposal requirements
    • Relevant actions involved with subcontract modifications, and executions of subcontracts
  • Ensure Supplier compliance to company Terms and Conditions along with other trade compliance/legal requirements
  • Provide oversight of FAR/DFARS compliance and ensure team adherence to internal processes in alignment with DCAA audit requirements and AS9100 standards.
  • Support the objectives of other teams such as: legal counsel, security, procurement, trade compliance, manufacturing, program office, engineering, program controls, supply chain, and quality assurance.
  • Drive supplier performance through regular interaction with assigned suppliers.
  • Drives supplier risk and opportunities management.
  • Manage supply and demand, schedules, supplier quality, delivery and financial performance.
  • Create graphs and charts for both internal and external use on Subcontractor performance.
  • Facilitate the payment to subcontracts via the Accounts Payable invoice process.
  • Reconcile subcontractor invoices with company cost tracking tools.
  • Initiates and executes supplier improvement activities and integrates results into contracting strategies
  • Utilize the controlled documents and configuration management process for subcontract management.
  • Support dept. initiatives to drive efficiencies throughout the Subcontracts organization

Basic Qualifications (Required Skills/Experience):

  • Bachelor’s degree and 5+ years of experience in Subcontracts, Contracts, Business Management, Accounting, Finance, Supply Chain Management, or a related field
  • Experienced with Microsoft Office Suite
  • Previous aerospace subcontracting experience
  • Familiarity with FAR/DFARS and relevant procurement regulations

Preferred Qualifications (Desired Skills/Experience):

  • Master’s degree with a supply chain major or equivalent business degree
  • Experience as a Subcontracts Administrator or Aerospace Buyer
  • Knowledge of industry regulations and compliance requirements
  • Experience with the Deltek Costpoint ERP system
  • Comfortable briefing at all levels of leadership
  • Active Security Clearance SAP/SAR

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 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.

Pay & Benefits:

Millennium Space Systems, A Boeing Company offers a very competitive benefits package to include medical, dental, vision, and 401k plan.

  • Level 3: $79,900 - $117,500

Equal Opportunity Employer:

Millennium Space Systems, A Boeing Company 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.


Applications for this position will be accepted until Feb. 06, 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.

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.

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Your Benefits

No matter where you are in life, our benefits help prepare you for the present and the future.

  • Generous company match to your 401(k).
  • Industry-leading tuition assistance program pays your institution directly.
  • Fertility, adoption, and surrogacy benefits.
  • Up to $10,000 gift match when you support your favorite nonprofit organizations.
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These programs are subject to eligibility requirements and other conditions, which may differ for employees of certain subsidiaries or business units, or union-represented employees depending on bargaining agreement terms. If this information conflicts with the program documents, the latter shall control. This material is informational only.

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