Customer Support jobs in United Kingdom

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 and diverse team who always strive to do the right thing for our people, clients and communities.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family‑friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.

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.

Nuclear Power Programmes has been formed with the vision to support positive change and help shape the future of Nuclear Power.

Operational throughout the UK and across continental Europe, we are seeking to expand our team on a variety of nuclear projects, which range in technologies and that find themselves at different stages of their development. To do this, we are seeking to continuously employ talented individuals to join our diverse team that are excited about nuclear projects and are committed to Net Zero, and Energy Security.

In both client facing and internal roles we are delivering major programme and project management capabilities throughout the project lifecycle. We are driving to deliver safe, high quality and to time solutions by thinking innovatively and working collaboratively.

We are recruiting for Programme Managers to support key project deliverables supporting Sizewell C. The roles will sit within the Site Establishment Programme (c£1bn) leading major civils projects. Seconded into the client team, you'll be responsible for safely delivering projects to time, quality and budget whilst collaboratively driving contractor performance to ready the site for the main construction phases.

These positions will be based in East Anglia, working between Amentum’s Ipswich office and the Sizewell C site and therefore will require a commitment to being on‑site or in the office 4-5 days per week.

Ideally you'll have a track record of successfully delivering large-scale civil infrastructure projects (such as highways, rail, marine) in the construction delivery phase. These roles offer long‑term career potential, with opportunities to lead future project phases or transition onto other major programmes where we are a key delivery partner.

Leading the establishment of strong and enduring relationships with the customer, partners, supply chain and stakeholders to ensure strategy delivery and position for future opportunities.

Create an outcome focused culture that provides value solutions to ensure customer success.

Working with the wider Amentum business to create, shape and deliver innovative value‑adding solutions for our Customers.

Proposing and implementing innovative value propositions in the market that support customer strategy.

Shaping customer thinking and supporting customers change programmes.

Educated to degree level with Civil Engineering.

Effective commercial / contract management and negotiation skills, with clear knowledge of best practice contract methodologies.

Success in delivering large-scale civil infrastructure projects (such as highways, rail, marine) in the construction delivery phase.

Leadership, collaborative and team working skills.

Able to demonstrate a considerable track record of successful contract negotiations and effective contract administration.

Experienced in Contractor Management and Supply Chain.

Highly developed commercial skills and demonstrable ability to make sound decisions on matters of significant financial value.

Track record with most common Forms of Contract (NEC & FIDIC) within the major civils projects and programme environment.

Good understanding of the UK legal and regulatory framework.

Experienced at operating in at senior levels; comfortable in managing internal and external stakeholders effectively at a exec / senior level.

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 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 the team.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at.