Subcontracts Administrator III

Subcontracts Administrator III

Location: San Diego, CA (Onsite)

About the Role

We are seeking an experienced Subcontracts Administrator III to support complex aerospace and defense programs through the full subcontract lifecycle. In this role, you will manage procurement and subcontract activities from supplier identification and solicitation through negotiation, award, performance management, and closeout.

This position offers the opportunity to partner with cross-functional teams, including Engineering, Program Management, Finance, and Operations, while working on mission-critical programs supporting national defense objectives. The ideal candidate brings strong subcontract administration experience, supplier management expertise, negotiation skills, and a working knowledge of government contracting requirements.

Key Responsibilities

• Lead cradle-to-grave subcontract administration activities, including supplier sourcing, solicitation, award, administration, performance monitoring, and closeout.
• Develop and issue Requests for Proposal (RFPs) for software, hardware, payloads, components, equipment, and professional services.
• Evaluate supplier proposals for technical, commercial, and regulatory compliance requirements.
• Perform price and cost analyses to support fair and reasonable pricing determinations using market research, competitive quotes, historical data, and benchmarking techniques.
• Negotiate pricing, delivery schedules, terms and conditions, Statements of Work (SOWs), and long-term agreements.
• Conduct supplier qualification assessments and support supplier audits to ensure quality, capability, and compliance requirements are met.
• Prepare and administer subcontract agreements, modifications, change orders, extensions, and related documentation.
• Ensure subcontract activities comply with applicable company policies, procurement procedures, and government contracting requirements, including FAR and DFARS regulations.
• Monitor supplier performance and partner with vendors to proactively resolve delivery, quality, and contractual issues.
• Collaborate with Integrated Product Teams (IPTs) to align subcontract strategies with program objectives and business goals.
• Support procurement activities across multiple contract types, including Cost-Plus-Fixed-Fee (CPFF), Firm-Fixed-Price (FFP), and Time-and-Materials (T&M).
• Maintain accurate subcontract records and documentation to support audits and compliance reviews.
• Utilize SAP, SharePoint, and advanced Excel tools, including pivot tables, to track procurement activities and support reporting requirements.
• Drive continuous process improvements within subcontract administration, supplier management, and procurement operations.

Required Qualifications

• Experience managing full lifecycle subcontracts and procurements from supplier identification through contract closeout.
• Strong background in supplier proposal evaluation, subcontract negotiations, and supplier relationship management.
• Demonstrated experience performing price analysis and determining fair and reasonable pricing.
• Working knowledge of FAR, DFARS, and government contracting requirements.
• Experience administering subcontract agreements, modifications, and change management activities.
• Strong communication, negotiation, and stakeholder management skills.
• Ability to work effectively in a fast-paced, cross-functional environment.
• Excellent organizational skills with the ability to manage multiple priorities simultaneously.
• U.S. Citizenship required.

Preferred Qualifications

• Bachelor's degree in Business, Supply Chain Management, Finance, Contracts, or a related field.
• Experience within the aerospace, defense, government contracting, or highly regulated industries.
• Knowledge of government contract types, including CPFF, FFP, and T&M.
• Experience supporting DCMA interactions, supplier audits, and compliance reviews.
• Proficiency with SAP, SharePoint, and Microsoft Excel (including pivot tables and data analysis tools).
• Knowledge of procurement compliance, contract administration, and supplier risk management practices.

Why Join Us?

• Work on high-visibility, mission-critical aerospace and defense programs.
• Collaborate with experienced professionals across engineering, operations, finance, and program management.
• Gain exposure to advanced technologies, complex supplier networks, and diverse contract structures.
• Enjoy opportunities for professional growth, career advancement, and expanded responsibilities within a growing organization.
• Be part of a collaborative, high-performing team environment supporting programs that make a meaningful impact.

Security Requirement: U.S. Citizenship is required due to program and contractual requirements.

This is a Permanent position based out of San Diego, CA.

The pay range for this position is $110420.00 - $110420.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Medical, Dental, and Vision coverage 401(k) retirement savings plan Paid Time Off and company holidays Tuition reimbursement and professional development opportunities Employee assistance and wellness programs Career advancement opportunities within a growing aerospace and defense organization Internal training and development resources

This is a Permanent position based out of San Diego, CA.

This position is anticipated to close on Oct 31, 2026.

This is a fully onsite position in San Diego,CA.

About Aston Carter

Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.