Cost Manager

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 is one of the newest Business Units and 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.

The Cost Manager is part of the PMO team, reporting directly to the Cost Lead, and will support the delivery of accurate and timely project information relating to performance against the project baseline. Responsible for administering effective cost control, as part of the programme’s integrated delivery team.

You will drive the cost performance reporting for the programme including EV analysis associated with key commitments and expenditures. This role will encompass responsibility for the collation and analysis of Programme Cost Information in accordance with the Cost Management Policy and Procedures, supporting adherence to timely and accurate submissions from the Project Teams. Close liaison with the commercial and finance teams to ensure accurate accruals and contract cost performance is captured appropriately and effective analysis is undertaken against the baseline.

• Supporting the Cost Lead with the implementation of appropriate cost systems, procedures and working templates
• Support to project teams to ensure timely and accurate cost information submission on a regular basis, to include reporting on EAC, ETC, ACWP and comparison to the baseline
• Tracking of actual costs against appropriate cost control structures
• Support the Cost Lead in executing cost re-baseline exercises, forecast and budget updates as appropriate
• Undertake analyses of the Project Cost information to support programme objectives incl. earned value, trend analysis
• Work closely with the finance and commercial teams to ensure accurate accruals and contract costs are included within the overall EAC and performance reports
• Analysis of Change Requests ensuring cost data is correctly identified/coded (CBS) and change requests are…