Change Manager, IT​/Tech

Position: UK Change Manager
# UK Change Manager
* Cross sector
* Permanent / Project Management
* Bristol* United Kingdom
* 02/06/26
* On site
* Share

I apply##Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements.  Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.##

Job Description As UK Change Manager, you will deploy the global change roadmap locally, ensuring it is adapted to the UK context, stakeholders and operational realities.
** Please note this role is initially offered on a 2 year fixed term contract.
** Your responsibilities will include:
* ** Rolling out the UK change roadmap
** aligned with the global ERP programme, adapting it to local populations, constraints and timelines
* ** Leading local scoping activities**: stakeholder mapping, impact assessments (processes, roles, pain points, risk of workarounds) and continuous updates
* ** Activating UK sponsorship
** by preparing and supporting the UK Sponsor and management chain (manager toolkits, key messages, Q&A, team briefings)
* ** Driving adoption measurement and reporting
** through ADKAR/ICAP pulses, gap analysis (Awareness, Desire, Knowledge, Ability, Reinforcement) and corrective action plans, with reporting consolidation for France
* ** Building and animating the UK Key Users / Super Users network** (selection, onboarding, rituals, recognition, coordination with business teams)
* ** Coordinating operational readiness**: role-based training plans, session organisation, completion tracking, UAT preparation “as in real life”, and structured feedback management
* ** Preparing and supporting Go-Live** (D-90 / D-30 readiness checkpoints), providing hands-on support, managing resistance, and running a clear “what we heard / what we changed” loop
* ** Managing Hypercare and stabilisation (D+30 / D+60 / D+90)**: field support, reduction of irritants, securing adoption and smooth transition to BAU/Run## My profile
* Master’s degree (or equivalent) in Business, Engineering or a related field.
* Proven experience in change management, ideally within ERP or large-scale transformation programmes.
* Strong command of change management methodologies and tools, including stakeholder mapping, impact analysis, sponsorship activation, change networks, training strategy and adoption measurement (e.g. ADKAR).
* Comfortable working in an international, cross-functional environment, collaborating with diverse stakeholders across functions and geographies.
* Strong influencing and facilitation skills, with the ability to lead workshops, support managers and drive engagement without direct authority.
* French language skills are an advantage, enabling effective collaboration with the France-based project team.
** NOTICE TO CANDIDATES ON RECRUITMENT FRAUD – We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.
** 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.
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