Business Architect

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.

Business Architect – Digital Construction

Location: Leiston (3 days per week) with travel to other sites.    

Contract: Permanent, full-time. 

Salary:  Circa £66,866 per annum, depending on experience.

Benefits include: 

• Annual Leave: 28 days per annum, plus bank holidays. 
• Bonus: 5% annual bonus. 
• Defined Contribution Pension Scheme: with up to 7.5% employee contribution 15% employer contribution. 

 Closing Date:  Wednesday 30th September 2026

Impact

The SZC Digital & IT directorate sits within the PMO Unit which in turn sits within the overall delivery department. Digital & IT is accountable for providing Enterprise IT infrastructure and application to the business and to a subset of Tier 1 contract partners.

The Architecture function is one of four functions reporting into the Digital Director and delivers the architectural strategy and roadmap for SZC.

As Business Architect you will support the Business Architecture Lead in defining, planning, and delivering Business Architecture projects for the Sizewell C (SZC) Digital & IT team. You will work closely with senior stakeholders and project teams to design effective and efficient business operating models, ensuring that proposed changes are strategically aligned and deliver measurable benefits.

As Business Architect you will remain engaged through development and implementation phases, managing evolving requirements, validating solutions, and supporting readiness for business adoption.

Framework & Boundaries

As Business Architect you will receive delivery objectives from the Business Architecture Lead and may work independently or as part of a multi-disciplinary team. While you may specialise in process, IT, or management information, you maybe expected to maintain a broad understanding of all Business Architecture disciplines to identify interdependencies and ensure integrated solutions. They will lead early-stage project definition, develop project mandates, and prepare investment cases, working with suppliers and internal teams to identify best-fit solutions.

The role operates within the SZC Digital & IT governance structures, aligning with project management, procurement, and regulatory requirements, and must ensure solutions comply with industry standards and SZC licence obligations.

Principal Accountabilities

• Lead engagements with business stakeholders to define project concepts, clarify scope, assess impacts, and identify initial risks, issues, and dependencies.
• Capture, evaluate, challenge, and prioritise business requirements in consultation with senior management, ensuring alignment with business strategy.
• Collaborate with internal teams and external delivery partners to develop solution options and evaluate these against business and user needs.
• Prepare robust business cases and investment proposals, articulating clear, tangible benefits and identifying opportunities for maximising value.
• Act as the custodian of business requirements throughout the project lifecycle, ensuring solutions remain aligned with agreed outcomes.
• Apply knowledge of emerging trends, best practice, and innovative solutions to drive continuous improvement in business operations.
• Support business acceptance of new processes and systems, including walkthroughs, testing, and readiness activities.
• Ensure all projects adhere to SZC and EDFE delivery assurance principles and governance standards.

Dimensions

The Business Architect report to the Business Architecture Lead, and will work alongside a network of 12 Business Architects within SZC Digital & IT. The role holder will be aligned to specific SZC delivery functions (e.g., Engineering, Construction, Project Delivery, Business Services), and will be responsible for developing and maintaining relationships with senior stakeholders, external partners, and suppliers.

Knowledge, Skills, Qualifications & Experience

• Strong understanding of business architecture change within complex, evolving environments.
• Expertise in business process analysis and design, including use of modelling and collaboration tools.
• Advanced stakeholder management and facilitation skills, with the ability to influence at senior levels.

Desirable

• Broad knowledge of architecture standards, frameworks, and best practice methods.
• Strong analytical skills, able to apply a range of analysis techniques to complex problems.

Qualifications & Experience

• Relevant qualifications and experience in one or more business architecture disciplines: process management, business analysis, management information, or IT system development.
• Experience delivering business architecture solutions that remove duplication and improve operational efficiency.
• Familiarity with ONR licence conditions and cyber/nuclear security requirements relevant to IT-enabled change.
• Experience of formal project management approaches (e.g., PRINCE2, EDF Project Way) and tools.
• Experience of procurement activities (RFI, ITT) and evaluation processes.
• Proven experience in developing investment cases for large, complex programmes.

Desirable

• Experience working in nuclear, asset-intensive, or safety-critical industries.
• Exposure to business change programmes in major infrastructure projects.

Key Competencies

• Ability to integrate and align processes and systems across organisational boundaries.
• Fosters cross-functional collaboration to identify optimal solutions.
• Translates strategy into actionable objectives and measures.
• Encourages continuous improvement and constructive challenge to the status quo.
• Builds trust and credibility with stakeholders by delivering on commitments.
• Maintains commercial awareness and considers wider impacts of decisions.

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 

Clarity 

• Communicate clearly and consistently  
• Promote collaboration and team alignment  
• Clearer and faster decision making  
• Drive simplification at all levels 

If this sounds like the next step in your career, we’d love to hear from you. Apply today. 

When joining Sizewell C, you may wonder why you are contacted by colleagues with an EDF email or see the EDF logo on portals that you access and/or documentation you receive; this is because we have partnered with EDF for the provision of a number of support services whilst we complete a successful transition out of the EDF group.

At Sizewell C we encourage and embrace diversity and how it can improve our experience and performance at work. It is a requirement that those who join us have the right to work in the UK. Whilst sponsorship may be a possibility that we can explore, we are fully committed to local recruitment where possible, and those already holding the right to work in the UK.  

To be appointed to this role, you will need to meet the criteria for Security Vetting, which will, ordinarily, require you to have been a resident of the UK for at least three of the past five years.