Sr Subcontract Administrator

Senior Subcontract Administrator (20‑30 hrs per week) | 2‑3 Month contract | Remote with Restrictions to VA, MD and DC | 90k‑110k/yr

Job Description

The Senior Subcontract Administrator provides full cradle‑to‑grave subcontract administration support for U.

Government contracts across a variety of contract types, including CPFF, FFP, and T&M.

This role oversees and monitors subcontract performance, leads or supports key negotiations, resolves performance issues, identifies risks and develops mitigation strategies, and supports the development of major proposals.

The position ensures strict compliance with internal policies and procedures as well as Federal Government and contract requirements while serving as a key liaison between subcontractors and internal program teams.

Responsibilities

• Provide cradle‑to‑grave subcontract administration support for U. S. Government contracts of various types and complexity, including CPFF, FFP, and T&M.
• Administer subcontracts from award through close‑out, ensuring compliance with Federal regulations, contract requirements, and internal policies and procedures.
• Lead or assist in the negotiation of subcontract agreements, including pricing, terms and conditions, and required flow‑down clauses.
• Negotiate Non‑Disclosure Agreements and Teaming Agreements to support capture and proposal activities.
• Create moderate to complex Requests for Proposal (RFP) solicitations in accordance with Government and company requirements.
• Evaluate supplier proposal responses for completeness, compliance, and alignment with program requirements.
• Conduct detailed price and cost analyses to support negotiation positions and ensure fair and reasonable pricing.
• Identify, analyze, and assess subcontract‑related risks and develop and implement appropriate risk mitigation strategies.
• Identify and resolve moderate issues and problems on assigned subcontracts and make recommendations to management for resolution.
• Perform subcontract close‑out activities, ensuring all contractual obligations are satisfied and documentation is complete.
• Act as the primary interface between subcontractors and the supported programs for all subcontract‑related issues.
• Collaborate regularly with program management, contracts, project control, finance, business development, and customers as required to support program objectives.
• Apply strong interpersonal skills to engage effectively with subcontractor management and internal stakeholders to resolve subcontract issues of varying complexity.
• Support major proposal efforts by providing subcontract input, negotiation strategies, and compliance guidance.
• Manage multiple subcontract activities simultaneously, prioritizing tasks in a fast‑paced environment to meet deadlines and program needs.

Essential Skills

• Bachelor’s degree and a minimum of 8 years of experience in subcontracts, with the majority of experience in subcontract administration; additional years of experience in combination with an Associate’s degree plus 10 years of experience or other education/training may be considered.
• Strong knowledge and experience within the U. S. Government contracts and subcontracts environment.
• Demonstrated experience with all major contract types, including CPIF, CPFF, FFP, and T&M.
• In‑depth understanding of the Federal Acquisition Regulation (FAR) and Defense Federal Acquisition Regulation Supplement (DFARS).
• Proven skill in negotiation, including experience negotiating complex terms and conditions.
• Excellent time management and organizational skills, with the ability to manage multiple priorities in a fast‑paced environment.
• Strong analytical skills, including the ability to solve problems and develop risk mitigation strategies.
• Ability to work independently as well as collaboratively as part of a team of contract professionals supporting proposal preparation and a portfolio of contracts.
• Ability to multi‑task and prioritize work activities effectively under tight deadlines.
• Proficiency with Microsoft Excel, Word, and Power Point.
• Experience using Share Point for document management.
• Additional Skills & Qualifications
• CPSR (Contractor Purchasing System Review) experience or knowledge is preferred.
• Experience providing subcontract administration support specifically under U. S. Government contracts.
• Experience leading or supporting major proposal efforts from a subcontracting perspective.
• Strong interpersonal and communication skills, with the ability to interact effectively with subcontractor management, internal stakeholders, and customers.
• Ability to interpret and apply complex contractual requirements, terms, and conditions.
• Comfort working in a temporary coverage role supporting a defined period of need.

Work Environment

This position operates in a primarily remote work environment, with the role designated as 100% remote.

However, the selected candidate should be within a reasonable distance of Lexington Park or Alexandria to enable on‑site visits if and when needed.

The role involves frequent collaboration with program management, contracts, project control, finance, business development, and other stakeholders through virtual tools and document management systems such as Share Point.

The work is fast‑paced and deadline‑driven, requiring effective time management, focus, and adaptability in a remote setting.

Job Type & Location

This is a Contract position based out of Alexandria, VA.

Pay and Benefits

The pay range for this position is $90000.00 - $110000.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment.

Benefits are subject to change and may be subject to specific elections, plan, or program terms.

If eligible, the benefits available for this temporary role may include the following.

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre‑tax and Roth post‑tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long‑term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)
• Workplace Type

This is a hybrid position in Alexandria, VA.

Application Deadline

This position is anticipated to close on Jul 20, 2026.

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 astoncarteraccommodation@astoncarter. com 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.

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