Subcontracts Administrator, Space Systems

About the Role

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. This early-career professional role supports the administration and execution of subcontracts for company programs and operations. Under the guidance of experienced professionals, this role assists with solicitations, proposal reviews, subcontract awards and modifications, supplier coordination, invoice processing, and subcontract documentation. The position works with cross-functional teams and suppliers to help monitor subcontract requirements, performance, schedule, quality, delivery, and financial status. The Subcontracts Administrator I also supports compliance with company procedures, FAR/DFARS requirements, trade compliance obligations, DCAA audit expectations, and AS9100 standards. This position is onsite at our office in El Segundo, CA. The internal job title is Procurement Agent. We are hiring for Level 1 or 2.

Key Responsibilities

• Support the subcontract lifecycle, including: preparing and issuing RFPs, RFQs, and RFIs
• Tracking supplier responses and maintaining solicitation records
• Assisting with proposal reviews and fact-finding activities
• Supporting subcontract awards, execution, and modifications
• Maintain accurate subcontract records in accordance with controlled-document and configuration-management processes
• Assist with monitoring supplier compliance, performance, schedule, delivery, quality, financial status, risks, and opportunities
• Coordinate with internal stakeholders, including Legal, Security, Procurement, Trade Compliance, Engineering, Manufacturing, Program Management, Program Controls, Supply Chain, and Quality Assurance
• Support subcontractor communication and help track deliverables, milestones, documentation, and contractual obligations
• Assist with invoice processing by reviewing invoices, reconciling charges with company cost-tracking tools, and coordinating with Accounts Payable to resolve discrepancies
• Prepare subcontractor performance reports, metrics, graphs, and charts for internal stakeholders
• Support supplier improvement activities and document results
• Apply company procedures and support compliance with applicable FAR/DFARS, DCAA, AS9100, trade compliance, and legal requirements
• Participate in departmental process-improvement and efficiency initiatives
• Perform other related duties as assigned

Requirements & Tech Stack

• Bachelor’s degree in supply chain management, Business, Finance, Accounting, Contracts, Procurement, or a related field; or equivalent relevant experience
• Proficiency with Microsoft Office, particularly Excel, Word, and Outlook
• Strong organizational, communication, collaboration, and attention-to-detail skills
• Ability to manage multiple priorities, meet deadlines, and handle sensitive information appropriately
• US Citizenship required for obtaining a US Security Clearance. An interim and/or final U.S. Secret Clearance Post-Start is required.

Qualifications

• 0–2 years of relevant experience, including internships, co-op assignments, academic projects, or entry-level work
• Willingness and ability to learn government contracting, procurement, and compliance requirements
• Experience or coursework in aerospace, defense, manufacturing, contracts, subcontracts, procurement, supply chain, finance, or accounting
• Familiarity with FAR/DFARS or government procurement regulations
• Experience with supplier documentation, purchase orders, invoices, or contract administration
• Experience with Deltek Costpoint or another ERP system
• Ability to obtain and maintain any required security clearance or program access
• Must satisfy the Company’s Conflict of Interest (COI) assessment process.
• A "U.S. Person" as defined by 22 C.F.R. § 120.62 is required for export control compliance.
• Employer will not sponsor applicants for employment visa status.

Pay Range:

• Level 1: $62,900 - $92,500
• Level 2: $74,800 - $110,000