Senior Subcontracts Leader for Space & Defense Programs

SES Space & Defense; Reston (VA); On-site; USD 128,000 - 177,000; Full time

Job summary

SES Space & Defense in Reston, VA, is seeking a highly experienced Senior Subcontracts Manager to lead the subcontracting function for complex, high‑value programs in our satellite and ground services portfolio. The role requires deep FAR/DFARS/ITAR knowledge, a Secret clearance, and a proven track record in contract negotiations and supplier management.

You will mentor junior staff, develop sourcing strategies, and ensure compliant, timely subcontract execution across the program lifecycle,

Qualifications

• Bachelor's degree in Business, Supply Chain, Engineering, or related field; Master’s degree a plus.
• 10+ years of experience in subcontracts or procurement within defense, aerospace, or satellite sectors.
• Extensive experience with cost-reimbursable, T&M, and fixed-price subcontracts.
• Mastery of FAR, DFARS, ITAR and related compliance environments.
• Proven ability to negotiate high-value contracts and manage strategic suppliers.
• Experience supporting classified or secure programs; active Secret clearance required.
• Strong analytical, communication, and relationship-building skills.

Responsibilities

• Lead the full lifecycle of subcontract management, including acquisition strategies, RFP creation, source selection, negotiation, award, administration, performance management, and closeout.
• Develop and manage complex subcontracts supporting satellite systems, earth stations, mission operations centers, ground networks, and related services.
• Apply expert knowledge of FAR, DFARS, agency supplements, and company policies to ensure full compliance in all subcontract activities.
• Partner with Program Management, Contracts, Supply Chain, Engineering, and Finance to align subcontract strategies with program requirements.
• Evaluate supplier proposals—cost/price analysis, risk identification, and capability assessment for informed negotiations and awards.
• Negotiate terms and conditions that mitigate risk, ensure schedule accountability, and strengthen delivery for mission-critical systems.
• Provide oversight of subcontractor performance and develop corrective action plans as needed.
• Maintain robust documentation and audit-ready files; deliver subcontract status reports to leadership and customers.
• Lead or support strategic sourcing initiatives and long-term agreements with key partners in space and defense.
• Mentor junior subcontract managers and drive process improvements across procurement and supply chain.

Skills

Subcontract management

Contract negotiation

Compliance expertise

FAR/DFARS/ITAR knowledge

Supplier relationship management

Analytical skills

Leadership & mentorship

Education

Bachelor's degree in Business, Engineering, or related field

Master’s degree preferred

Tools

EVMS

Job description

SES Space & Defense in Reston, VA, is seeking a highly experienced Senior Subcontracts Manager to lead the subcontracting function for complex, high‑value programs in our satellite and ground services portfolio. The role requires deep FAR/DFARS/ITAR knowledge, a Secret clearance, and a proven track record in contract negotiations and supplier management.

You will mentor junior staff, develop sourcing strategies, and ensure compliant, timely subcontract execution across the program lifecycle,