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Salary
≈ $59k – $94k per year (Estimated)
Location
Hybrid (Bridgwater, United Kingdom)
Seniority
Senior
Visa
Licensed UK visa sponsor
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 23, 2026. First seen by Alion on Sep 23, 2026.

Overview
Company
Impact
Profile match
Amentum is a US government and critical infrastructure services contractor headquartered in Chantilly, Virginia, providing engineering, technical, mission support and operations services in defense, intelligence, space, energy and environment markets. It has about 50,000 employees in more than 70 countries, is listed on the New York Stock Exchange, and absorbed PAE in 2022 before combining with the Jacobs critical mission solutions business in 2024. Openings include aerospace, GN&C and reliability engineers, aircraft workers, database administrators, software engineers, biometric enrollment specialists and paralegals.

Amentum will 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. We also give back to our communities through our Collectively program which incorporates matched-funding, paid volunteering time and charitable donations.

About the Opportunity

We employ the UK's most experienced and skilled technical services professionals and has grown to over 8,000 people in locations across the UK - we provide the resources to turn great ideas into reality, and we offer capable and committed individuals the opportunity to shape their careers how they wish.

Hinkley Point C (HPC) is the first new nuclear power station to be built in the UK in over 20 years, HPCs two EPR reactors will be capable of generating 3.26GW of secure, low carbon electricity for 60 years, enough electricity to power around 6 million homes. In addition to the projects ‘clean energy’ benefits, HPC will create thousands of jobs and bring lasting benefits to the UK economy.

The role of Senior Project Controls Engineer is to act as an expert of the Project Controls team across the parts of HPC project following the Project Controls strategy uniformly across the project. They will act as a technical lead for the Project Controls team ensuring the implementation of Integrated Project Controls specific processes and framework. They will follow all governance arrangements for the Integrated Project Controls team providing effective reporting of Estimating information in a timely and accurate manner, supporting others to achieve the same results. They will manage the values of estimate and scope which range in value from £10m to £500m.

Key Responsibilities

  • The Senior PCE will be the face of Project Controls management in their nominated Programme/Area in the Project, bringing confidence to stakeholders that they are performing the right steps to identify, analyse, respond to and manage the Estimating outputs.
  • Produce and maintain accurate forecasts in alignment with the Cost Breakdown Structure or Work Breakdown Structure (CBS/WBS);
  • Providing assurance of the maintenance of all project controls data for the Programme/Area within the Project Controls software system e.g. EcoSYS, P6, ARM, etc.
  • Assurance of the delivery of reports to a defined reporting cycle, including commentary on key time-related drivers and performance issues ensuring the quality of the output
  • The Senior Estimator will support the Programme/Area Directors implement Estimating management by: Reviewing and challenging the significant issues that may impact programme objectives. Supporting issue and opportunities reviews and workshops and specialist Estimating focussed sessions (i.e. scenario planning). Analysis of Estimating data and the connection of this data across the Project, in conjunction with the project controls managers and risk leads. Challenging the uncertainties of Estimating over time to allow prioritisation and decision making. Ensuring a comprehensive Estimating portfolio is maintained and reflective of the current project position.
  • Working with colleagues in IPC to ensure that the Project schedule and cost estimates are informed by high quality risk information (at delivery and portfolio levels).
  • Work with the PCM's to support the programme/area teams and where appropriate Tier 1 Contractors to assess contractor held Estimating and their views on Programme-held risks and opportunities that impact upon them.
  • Identify enhancements to integrated Estimating management procedure, process, reporting and tools.
  • Accountable for the production and presentation of accurate, insightful project controls information at the Programme Reviews and Board Meetings, ROTCs, Portfolio Risk Review as required.
  • Responsible for the management and verification of information within the PowerBI dashboards and providing proposals for improvement from the Programme/Area teams.
  • Lead Estimating management and Estimating software specific training to the Programme/Area team, PM community and apprentices and provide recommendations of additional training requirements, or improvements to existing training.

Education, Experience and Skills:

  • Minimum of a Degree or equivalent qualification in project management, project controls, engineering, or another related field
  • Experience in a Project Management environment
  • Demonstrable experience of working as an expert in a project controls discipline.
  • Expert knowledge of Estimating including the tools, and a variety of techniques used to deliver project insight and assess performance
  • Experience of working on a major construction project is desirable but not necessary
  • Experience of working in the Nuclear Industry or other highly regulated industry is desirable but not necessary

Our Culture

Our values stand on a foundation of safety, integrity, inclusion and diversity. We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring. We value positive mental health and a sense of belonging for all employees.

We aim to embed inclusion and diversity in everything we do. We know that if we are inclusive, we’re more connected, and if we are diverse, we’re more creative. We accept people for who they are, regardless of age, disability, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. This is reflected in our wide range of Global Employee Networks centered on inclusion and diversity.

We partner with VERCIDA to help us attract and retain diverse talent. 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 the team.

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