Subcontracts Administrator - Early Career

Millennium Space Systems
El Segundo, CA

Company Overview
Millennium Space Systems, A Boeing Company delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome.

At Millennium, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company committed to fostering an environment for every teammate that's welcoming, respectful and innovative, with great opportunities for professional growth. Find your future with us.

Job Summary
The early career Subcontracts Administrator (SCA) is 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. In this role the SCA will issue RFPs/RFQs/RFIs, work with senior team members to evaluate proposals for compliance and execute subcontract modifications. The SCA learn company Terms and Conditions, trade compliance, and legal obligations and how to ensures suppliers adhere to these requirements.

The SCA will facilitate cross-functional collaboration, supporting internal teams such as legal, security, procurement, trade compliance, engineering, manufacturing, program management, quality assurance, and program controls. The SCA will drive supplier performance through regular engagement, managing supply and demand, work with leadership to resolve issues related to quality, schedule, delivery, and financial performance, and identifying and mitigating supplier risks and opportunities.

The role includes 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.

This position’s internal job code is Procurement Agent. Our team is currently hiring for level 2.

Responsibilities


  • Establishing subcontract efforts from beginning to end, including:


    • Issuance of RFP/RFQs/RFIs to the Subcontractors

    • Factfinding of subcontractor’s proposal, review with leadership 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

  • Drive supplier performance through regular interaction with assigned suppliers.

  • Manage supplier risk and opportunities management.

  • Manage schedules, coordinate supplier quality, and supplier delivery.

  • Facilitate the payment to subcontracts via the Accounts Payable invoice process.

  • Reconcile subcontractor invoices with company cost tracking tools.

  • Coordinates supplier improvement activities and documents results for contracting strategies

  • Utilize the controlled documents and configuration management process for subcontract management.

  • Support dept. initiatives to drive efficiencies throughout the Subcontracts organization

Minimum Qualifications


  • Bachelor’s degree and 2+ 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


  • 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

Summary Pay-Range
Please note that the salary information shown below is a general guideline only of what is reasonably expected to be paid for the position. Salaries are based upon candidate experience and qualifications, as well as market and business considerations.


  • Level 2: $64,600 - $95,000

Before applying, please note:
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.

Posted 2026-02-22

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