Amentum
Nuclear Power
Baseline&ChangeManager
Neural analysis suggests this role is
optimal for Mid+ candidates.
“Baseline & Change Manager at Amentum. Skills: Change control, Baseline management, Project Controls, PMO, Programme Management. Support the implementation and continuous improvement of the change management process. Coordinate change activities across the Delivery Programme”
Industry & Context.
problem-solving capabilities
What They're Looking For.
Must Have
Degree (or equivalent experience) in a relevant discipline, Experience in Project Controls, PMO, Commercial or Programme Management, understanding of: Change control and governance frameworks, baseline management principles & WBS / CBS structures, Excellent stakeholder engagement and facilitation skills, Ability to operate effectively in a large, complex programme environment, communication, organisation, and problem-solving capabilities
Nice to Have
Experience on large infrastructure or regulated programmes, Knowledge of: Contract frameworks (e. g. NEC, early warning processes)& Project controls tools and reporting systems (e. g. Power BI), Professional accreditation (APM, PMI, RICS, etc. ), Experience facilitating programme-level governance forums
What You'll Do.
Support the implementation and continuous improvement of the change management process
Coordinate change activities across the Delivery Programme
Act as a central point of contact for change-related queries and governance
Support the development and management of baseline strategy
Coordinate inputs across cost
and risk to ensure aligned baseline updates
Support monthly Baseline & Change reporting
and integrity of change data
Maintain weekly/monthly reporting routines aligned to governance cycles
Advise Project Managers
and Supply Chain on change control processes
Work closely with Project Controls teams to ensure effective change identification and assessment
Facilitate change requests with engineering and delivery teams
Support preparation and facilitation of twice-monthly Investment Change Committee (ICC) meetings
Ensure change submissions are decision-ready and meet governance standards
Review and challenge change proposals
Ensure robust impact assessments across cost
Provide training and guidance on change processes and tools
Promote best practice and consistent application across the programme
How You'll Work.
Team & Collaboration
Coordinate change activities across the Delivery Programme; Act as a central point of contact for change-related queries and governance; Coordinate inputs across cost, schedule, and risk to ensure aligned baseline updates; Advise Project Managers, Change Owners, and Supply Chain on change control processes; Work closely with Project Controls teams to ensure effective change identification and assessment; Facilitate change requests with engineering and delivery teams; Support preparation and facilitation of twice-monthly Investment Change Committee (ICC) meetings; working together to deliver on our promises; working collaboratively; supportive and diverse team; supporting one another
Communication Scope
communication capabilities; communication skills
Process & Methodology
Programme Management, Project Management, baseline management, change control, governance frameworks, WBS / CBS structures, cost, schedule, risk, Investment Change Committee (ICC) meetings
Full Job Description
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. **About the Opportunity** 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 tale
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