Senior Subcontracting Specialist (Remote)

Amentum; Vandenberg Village (CA); Remote; USD 125,000 - 140,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking an experienced Senior Subcontracts Administrator to support a major Missile Defense program. You will manage a portfolio of complex subcontracts from planning through closeout, act as the principal advisor to project teams, and ensure compliant execution and audit-ready procurement files under FAR/DFARS and company policy.

The role emphasizes strategic acquisition planning, market research, and disciplined contract administration, with responsibilities spanning negotiations,

Qualifications

• This role requires Subcontract Administrator experience.
• Candidates with only COR or contract administration duties do not meet minimum qualifications.
• Experience handling a portfolio of complex, high-value subcontracts is expected.

Responsibilities

• Lead the full subcontract lifecycle from planning to closeout with minimal supervision.
• Develop acquisition strategy and translate technical requirements into executable packages.
• Manage solicitations, source selection, cost/price analysis, and negotiations.
• Administer post-award changes and monitor subcontractor performance for audit-ready files.
• Interpret and apply FAR/DFARS requirements and ensure compliance and proper documentation.

Skills

Subcontract administration

Negotiation

Cost analysis

Market research

Contract management

Job description

Amentum is seeking an experienced Senior Subcontracts Administrator to support a major Missile Defense program. You will manage a portfolio of complex subcontracts from planning through closeout, act as the principal advisor to project teams, and ensure compliant execution and audit-ready procurement files under FAR/DFARS and company policy.

The role emphasizes strategic acquisition planning, market research, and disciplined contract administration, with responsibilities spanning negotiations,