At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.
Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all.
We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities.
Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business.
About the Opportunity
The Senior Procurement Buyer is a strategic procurement leadership role responsible for category and commodity strategy, end-to-end sourcing, complex commercial contracting, supplier performance and resilience across major defence and energy programmes. The role provides senior procurement advice to programmes and bids, drives compliant and cost-effective supply chain outcomes, and supports business growth, mobilisation and capability development.
Key Responsibilities
Strategic Procurement & Category Leadership
Lead complex, high-value procurement activity across the full lifecycle, including sourcing strategy, tendering, evaluation, negotiation, contract drafting and award.
Provide senior procurement and commodity-management advice to programme, bid and capture teams, shaping pricing strategies, supply chain solutions, risk assessments and mobilisation plans.
Commercial, Contracting & Supplier Management
Lead contract and framework agreement development and negotiation with Legal and Commercial teams, including terms and conditions, subcontract requirements and flow-down obligations.
Optimise supplier bases and approved supplier lists, ensuring suppliers meet required technical, quality, security and regulatory standards.
Risk, Governance & Compliance
Ensure procurement and supply chain activities comply with internal governance, audit and assurance requirements and applicable defence and energy regulatory frameworks, including export-control considerations.
Maintain awareness of regulatory, geopolitical and commodity-market developments and adjust category and sourcing strategies accordingly.
Leadership & Stakeholder Engagement
Work closely with Engineering, Projects, Quality, Security, Commercial and Legal teams to embed specifications, standards, compliance and delivery requirements within sourcing strategies.
Provide direction and oversight to procurement support resources.
Here's What You'll Need
MCIPS required; Chartered status preferred.
Relevant degree in Supply Chain, Business, Engineering or a related discipline, or equivalent experience.
Extensive procurement leadership experience in defence, nuclear, infrastructure, energy or another highly regulated environment.
Proven success leading strategic sourcing, category management, high-value procurement and supply chain transformation initiatives.
Strong experience managing complex contracts and commercial negotiations; knowledge of contracting models such as NEC and FIDIC is highly desirable.
Demonstrable supplier relationship, performance, risk and resilience management capability.
Experience supporting major bids, capture activity and programme mobilisation.
Our Culture
Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.
We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.
When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.
We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact [email protected]
Skills Required
- MCIPS certification
- Chartered status
- Relevant degree in Supply Chain, Business, Engineering or equivalent experience
- Extensive procurement leadership experience in defence, nuclear, infrastructure, energy or other highly regulated environments
- Proven success leading strategic sourcing, category management, high-value procurement and supply chain transformation initiatives
- Experience managing complex contracts and commercial negotiations
- Knowledge of contracting models such as NEC and FIDIC
- Supplier relationship, performance, risk and resilience management capability
- Experience supporting major bids, capture activity and programme mobilisation
Amentum Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Amentum and has not been reviewed or approved by Amentum.
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Healthcare Strength — Healthcare offerings are described as comprehensive, with medical, dental, and vision plans and multiple PPO/HSA options. Mental health support via an employee assistance program and other wellness resources is also included in the benefits mix.
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Retirement Support — Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with employer matching. Profit-sharing contributions and immediate or near-term vesting in some cases further strengthen the retirement value proposition.
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Leave & Time Off Breadth — Time-off benefits are presented as solid for the sector, including tiered PTO accrual by tenure and a set of paid holidays. Role-dependent flexible or remote work options and leave programs add to perceived work-life support.
Amentum Insights
What We Do
Amentum is a premier global technical and engineering services partner supporting critical programs of national significance across defense, security, intelligence, energy, and environment. We draw from a century-old heritage of operational excellence, mission focus, and successful execution underpinned by a strong culture of safety and ethics. Headquartered in Germantown, Md., we employ more than 20,000 people in 48 states and 28 foreign countries and territories. Visit us at amentum.com to explore how we deliver excellence for our customers’ most vital missions.








