PMO Change Manager

Assystem UK Ltd; Woodbridge; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading energy transition firm in the United Kingdom is seeking an experienced Change Manager. This role is essential for managing scope, cost, schedule, and risk in a significant infrastructure programme. Candidates should hold a degree or equivalent experience, with proven knowledge in change control and project governance. This contract position will engage through an Umbrella Company, offering opportunities to contribute to the low-carbon energy transition while working within a diverse and innovative team.

Qualifications

• Experience in project, programme, controls, or commercial management.
• Understanding of WBS, CBS, and project controls processes.
• Experience on major infrastructure or large-scale construction programmes.

Responsibilities

• Act as the central point of contact for change management.
• Coordinate baseline changes across cost, schedule, and risk.
• Advises Project Managers on change control processes.
• Provide training on change management processes.

Skills

Change control

Baseline management

Project governance

Facilitation skills

Education

Degree qualified or equivalent experience

Tools

Project controls tools

Programme management software

Job description

We are seeking an experienced Change Manager to support the effective control of scope, cost, schedule, and risk across a major infrastructure programme. Reporting to the Baseline & Change Lead, the role sits within the Programme Management Office (PMO) and is responsible for ensuring that approved changes are governed, implemented, and aligned to agreed baselines. Support and operate the Change Management process and Investment Change Committee (ICC) governance.

Responsibilities

• Act as the central point of contact for change management across the programme.
• Coordinate baseline changes across cost, schedule, and risk in line with approved changes.
• Support governance routines, reporting cycles, and monthly baseline & change outputs.
• Advises Project Managers, Change Owners, and supply chain partners on change control processes.
• Review and assure the quality of change proposals and facilitate change requests with delivery teams.
• Support and facilitate ICC meetings.
• Provide training and guidance on change management processes and tools.

Qualifications

• Degree qualified (or equivalent experience).
• Experience in project, programme, controls, or commercial management.
• Strong knowledge of change control, baseline management, and project governance.
• Understanding of WBS, CBS, and project controls processes within a regulated environment.
• Strong facilitation skills and the ability to work effectively across complex organisations.

Desirable

• Experience on major infrastructure or large‑scale construction programmes.
• Practical knowledge of project controls tools and programme management software.
• Understanding of standard forms of contract and change workflows.
• Membership of a relevant professional institution.

About the Company

Finding solutions to climate change is the priority of the 21st century, and means switching to low‑carbon energy. At Assystem, our mission is to accelerate the energy transition worldwide. To achieve this, our 8000+ Switchers combine their historical engineering expertise and project management with digital technologies.

In our 12 countries (Europe, Middle East, Asia) of operation, we are working on the production and distribution of low‑carbon electricity, through the development of nuclear and renewable energies. We are also supporting the modernisation and development of energy grids, managing the setup and siting for new transmission and distribution networks, and using hydrogen to decarbonise the transport and industry sectors.

This is an ongoing contract role, with engagement via Umbrella Company.

Applications will be reviewed, and suitable candidates contacted week commencing 5 January.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people's ability to dare are the only things that matter! Bring your unique contributions and help us shape the future.