Procurement Manager - Business Unit

Join our dynamic and innovative team at ThayerMahan - Sea Beyond, a world leader in autonomous maritime surveillance and monitoring. Headquartered in Groton, CT, we are a fast-growing, mission-focused, innovative technology company in the Intelligence, Surveillance, and Reconnaissance (ISR) and Artificial Intelligence (AI) space. At ThayerMahan we pride ourselves on fostering a culture of excellence, collaboration, and continuous growth.

About the role

The Procurement Manager will lead procurement operations for a rapidly scaling business unit, ensuring that ThayerMahan secures the right materials, services, and equipment to support mission-critical programs. This role oversees the full procurement lifecycle from vendor engagement and negotiation to documentation control and process optimization. You will serve as a key liaison between Procurement, Finance, Logistics, Operations, and Legal, ensuring alignment, transparency, and efficiency across the organization.

About You

You are a strategic procurement leader who brings structure to complexity and momentum to fast-moving teams. You communicate with clarity, negotiate with confidence, and build strong relationships across internal and external stakeholders. You enjoy improving processes, working closely with others, and driving operational excellence.

Responsibilities

• Lead procurement activities and forecasting for a designated business unit, reporting directly to the Director of Project Finance and Procurement.
• Collaborate closely with Finance, Logistics, Operations, and Project teams to ensure alignment on requirements, timelines, and budgets.
• Oversee the preparation, routing, and execution of Purchase Orders and Professional Service Agreements.
• Manage and prioritize a high volume of procurement requests (15+ active POs at a time).
• Maintain continuous communication with AP, Finance, and Project teams regarding documentation, project codes, and quote details.
• Drive short- and long-term procurement planning to support strategic business objectives.
• Negotiate favorable terms with domestic and international vendors and coordinate with General Counsel on contractual matters.
• Implement process improvements, cost-reduction initiatives, and procurement best practices.
• Ensure accurate documentation control and maintain complete vendor records within ThayerMahan systems.
• Support vendor engagement, including obtaining quotes, evaluating proposals, and assessing supplier performance.
• Work collaboratively with procurement staff and contribute to the development of procurement policies and procedures.
• Uphold ThayerMahan’s core values and ensure compliance with internal standards and government requirements.

Requirements

• Bachelor’s degree in Supply Chain Management, International Business, Logistics, Business Administration, or related field.
• Minimum 5 years of experience in subcontract management, procurement leadership, or a similar supply chain role.
• Strong understanding of PO/PSA negotiations, supply chain principles, and contractual/legal terminology.
• Excellent verbal and written communication skills.
• Highly organized with strong attention to detail.
• Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, OneNote).
• Ability to work collaboratively and effectively in a hybrid work environment.
• Strong interpersonal, teamwork, and leadership capabilities.
• Due to our contracts with the US Government, US Citizenship is required.

Schedule

Full-time (hybrid 3 - 4 days/week on-site) in Groton, CT. Hybrid location must have an efficient and effective setup for work.

Benefits

• Competitive salary.
• Comprehensive total rewards package (medical, dental, vision, 401K with 4% employer match).
• Opportunity to continue to develop your career at a growing organization.