Full job description Sizewell C’s business is to design, finance, construct, commission, operate, maintain, and eventually decommission the nuclear power plant and related infrastructure at Sizewell C in Suffolk. Overall, whilst the Company is in the construction phase, the Boards’ principal focus is on the development and construction of Sizewell C on time, on budget and to the highest quality and safety standards. The Company is maturing to meet all these requirements.
Sizewell C is economically regulated by OFGEM under the Regulated Asset Base (RAB) model similar to other UK electricity distribution networks and Thames Tideway.
Sizewell C construction strategy is to replicate the design of Hinkley Point C, using the majority of the same supply chain, but innovating in the way it is delivered to achieve savings in time and cost of around 20%. The CCO will need to be guided by and incorporate lessons learned from the Hinkley Point C commercial delivery to achieve Sizewell C’s ambition.
Following Financial Completion and Revenue Commencement, Sizewell C is fully funded and is owned by; The Secretary of State for Energy Security and Net Zero representing HM Government, La Caisse, Centrica, EDF and Amber Infrastructure.
Sizewell C’s business is to design, finance, construct, commission, operate, maintain, and eventually decommission the nuclear power plant and related infrastructure at Sizewell C in Suffolk. Overall, whilst the Company is in the construction phase, the Boards’ principal focus is on the development and construction of Sizewell C on time, on budget and to the highest quality and safety standards. The Company is maturing to meet all these requirements.
Sizewell C is economically regulated by OFGEM under the Regulated Asset Base (RAB) model similar to other UK electricity distribution networks and Thames Tideway.
Sizewell C construction strategy is to replicate the design of Hinkley Point C, using the majority of the same supply chain, but innovating in the way it is delivered to achieve savings in time and cost of around 20%. The CCO will need to be guided by and incorporate lessons learned from the Hinkley Point C commercial delivery to achieve Sizewell C’s ambition.
Following Financial Completion and Revenue Commencement, Sizewell C is fully funded and is owned by; The Secretary of State for Energy Security and Net Zero representing HM Government, La Caisse, Centrica, EDF and Amber Infrastructure.
Sizewell C is entering an exciting phase of growth as we mature into an independent organisation and continue building one of the UK’s largest and most important energy projects. We are now recruiting the below position.
Identity & Access Management Lead
Location: Based in London on a hybrid basis with travel to Suffolk as required.
Contract: Permanent, full-time.
Salary: Circa £66,866 per annum, dependant on experience, plus benefits.
Benefits include:
*Annual Leave: 28 days per annum, increasing to 30 days after 5 years of service, plus bank holidays.
*Bonus: 5% annual bonus.
*Pension Contributions: Defined Contribution Pension Scheme with up to 7.5% employee contribution 15% employer contribution.
Closing Date: Thrusday 24th September 2026
Impact
We are seeking an experienced Identity & Access Management (IAM) Lead to define, implement, and operate a robust IAM capability across the Sizewell C programme.
You will lead the strategy, governance, and delivery of identity security services, ensuring secure and compliant access to critical systems, applications, and operational technology environments. Working closely with Cyber Security, Infrastructure, Digital, HR, and third-party suppliers, you will support the development of a resilient and scalable IAM function aligned with regulatory and industry best practice.
This is a high impact leadership role within a complex, safety critical environment where security, resilience, and operational excellence are essential.
About You
*Proven experience leading IAM or Cyber Security programmes in large, complex organisations
*Experience within regulated sectors such as energy, utilities, infrastructure, defence, or nuclear
*Extensive knowledge of enterprise identity and access management technologies, including Microsoft Entra ID (Azure AD), Active Directory, Single Sign-On (SSO), Multi-Factor Authentication (MFA), Privileged Access Management (PAM), and Identity Governance & Administration (IGA).
*Knowledge of cyber security frameworks and compliance standards
*Strong stakeholder engagement and leadership skills
*Experience managing suppliers and technical delivery teams
Why Join Us?
*Be part of one of the most important low-carbon energy projects in the UK.
*Work in a mission-driven environment that values innovation, integrity, and long-term sustainability.
*Comprehensive benefits, and opportunities for career development.
*Flexible and hybrid working options.
Behavioural Competences
Humility
*Recognise the value brought from different cultures and experiences
*Be open to other’s points of view and ideas, be willing to debate and to compromise
Positivity
*Positively challenge poor quality and performance
*Identify solutions at the lowest possible level
*Encourage tier 1s and others to bring new ideas forward
Respect
*Value the rules and environment in which we operate
*Give and receive feedback with respect
*Embrace and engage with new people and ideas
Solidarity
*One team, working closely together and helping each other
*Empowered teams always looking forward.
*Shared responsibility for delivery the project outcomes
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