Job Description

Company Description

? About Assystem

Assystem

is a global engineering leader committed to driving the world's energy transition. With more than

7,750 Switchers

worldwide, we combine decades of engineering expertise with cutting-edge digital innovation to deliver critical infrastructure projects. Our mission is to

accelerate the clean energy transition

, and we're looking for passionate professionals to join us on this journey.


In the UK,

over 1,000 employees across 10 offices

are contributing to major nuclear initiatives such as

Hinkley Point C, Sizewell C

, and

Small Modular Reactors (SMRs)

. As

EDF's Level 1 engineering partner

and a key member of the

Sizewell C

and

UK SMR

consortia, Assystem is helping to shape the future of low-carbon energy.



Why Join the Community of Switchers?


Join one of the

top three nuclear engineering companies in the world

and be part of a team that's transforming the UK's energy landscape. At Assystem, you'll contribute to high-impact projects, benefit from long-term career development, and work alongside experts in engineering and digital innovation. Your future team is committed to delivering excellence in nuclear and low-carbon infrastructure

The Job Mission


This is a hybrid role, and we welcome applicants who live within a commutable distance to Bridgwater. For those relocating, we offer a relocation support package to ease the transition.

You will lead change initiatives that align with strategic goals and digital transformation.

You will collaborate across teams to embed change into project delivery and business processes.

You will champion user-centric design and continuous improvement across change programmes.

Key Responsibilities:

Apply structured change methodologies to drive adoption and embed new ways of working Align change initiatives with business strategy and IT architecture for long-term value Lead impact assessments and develop tailored change strategies to minimise resistance Design integrated change and delivery plans using Agile or Waterfall methodologies Collaborate with architects, PMs, and delivery teams to embed change into project plans Manage a portfolio of change initiatives across multiple integrated business processes Facilitate workshops and focus groups to gather insights and co-create adoption strategies Champion inclusive design, training, and feedback loops to support high engagement Develop capability-building plans to empower teams and ensure sustainability of change Apply Six Sigma principles to improve processes and reduce inefficiencies

Qualifications

Essential Skills

Minimum 5 years' experience in business change across large-scale digital projects Expertise in Kotter, ADKAR, Prosci, and Six Sigma frameworks Strong alignment of change initiatives with business strategy and IT architecture Excellent stakeholder engagement across varied disciplines and levels Collaborative approach with project, architecture, and delivery teams Effective workload management and adaptability to changing priorities Proficient in Microsoft Office including Excel, PowerPoint, and Visio Degree-level education or equivalent in a relevant subject


?? Desired Skills

Certification in change management (e.g., Prosci, Six Sigma, Lean) Experience in user-centric design and accessibility strategies Familiarity with benefits realisation and performance tracking frameworks Knowledge of Agile and Waterfall project delivery methodologies Experience in regulated industries with complex infrastructure projects

Additional Information

Why You Should Apply


Join a team that's shaping the future of energy through innovation, collaboration, and impact. At Assystem, you'll be empowered to lead meaningful change, work on landmark projects, and grow your career in a supportive and forward-thinking environment.

Benefits include:

Hybrid Working Opportunity

Flexible working hours

? Pension scheme (8% company contribution / 4% personal contribution)

? 25 days' paid annual leave + bank holidays + option to buy or sell days

Professional fees reimbursed

Employee referral scheme

Competitive Sick Pay - Support when you need it

Income Protection & 3x Salary Death-in-Service Cover

Free Digital Gym Access - Expert-led fitness classes

24/7 Employee Support Line - Mental health, financial & legal help



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.