Location: London, Bristol, Suffolk or Manchester, hybrid basis with travel required.
Expectations: Regular travel to London office (once per week) and Site office in Suffolk (every 4‑6 weeks).
Contract: Permanent, full‑time.
Closing Date: Friday 12th June 2026.
What'sin It for You
* Salary: circa £47,000 per annum, depending on experience
* Bonus: 5% annual incentive
* Pension: Up to 7.5% employee / 15% employer contribution
* Leave: 28 days holiday plus bank holidays
Your Impact
The purpose of the role is to support the Strategic Sourcing team implement category management approaches across Sizewell C (SZC) Site Delivery and the wider project. The role will be responsible for providing support and assistance to the team to develop category strategies and deliver sourcing requirements.
The Assistant Strategic Sourcing Manager will support proactive engagement with multi‑disciplinary teams e.g. Project Managers, Finance, Legal and Project Controls to procure the requirements in accordance with Sizewell C's Acquire Goods and Services (AGS) processes and procedures. Procurements values will range up to and may exceed £100m, therefore it is essential the Assistant Strategic Sourcing Manager is commercially astute and able to engage closely with all stakeholders to ensure the best value solution for the project.
Principal Accountabilities, Activities and Decisions
* Assist with development of category strategies based on value and complexity, and which align to organisational priorities, market conditions and business needs.
* Support with the end‑to‑end procurement process, from Expression of Interest, Pre‑Qualification Questionnaire, Invitation to Tender through to contract award, to deliver the category strategy outcomes with a particular focus on procurement delivery.
* Use of e‑procurement platforms to manage all aspects of the end‑to‑end procurement process and ensure all associated records are maintained to a high standard.
* Assist with identifying cost reduction targets against addressable spend and ways to increase productivity/performance, innovation and efficiencies.
* Assisting the team with identifying and delivering savings / efficiencies both in terms of cost and productivity.
* Play a part in contributing towards carbon reduction initiatives linked to opportunities highlighted in category strategies.
* Support the team with identifying ways to increase the use of social value and social enterprises where possible.
* Help to ensure the end‑to‑end procurement process adheres to the AGS and Signature of Contract (SOC) deadlines.
* Input into and undertake supply market analysis, investigating supply chain capability to highlight emerging innovations and improvement opportunities to assist with the development of category strategies.
* Carry out data collection and data analysis work in support of the role holder's responsibilities including but not limited to supply market analysis, PQQ / ITT evaluation, Tender Event Schedule pipeline development.
* Support the Strategic Sourcing team with working in cross functional teams, engaging with colleagues in functions such as finance, legal, operations, technical, supply chain to assist in the development and delivery of procurement strategies and sourcing outcomes.
* Support the implementation of strategic Supplier Relationship Management (SRM) and supplier development to drive supplier performance improvement throughout the project.
Knowledge, Skills, Qualifications & Experience
* Attention to detail and accuracy.
* Able to demonstrate the support of a noteworthy track of successful procurements.
* Adherence to governance processes.
* Good communication skills.
* Inter‑personal skills and able to work within a multi‑disciplinary team.
* A basic understanding of supply chain requirements within a regulated environment.
* A basic understanding of collaborative working with internal and external stakeholders.
Desirable
* Regulated industries including Public Sector, Rail, Construction or Nuclear experience.
* Basic familiarity with most common forms of contract within the power construction industry and major projects (NEC & FIDIC).
Qualifications & Experience
* Working towards MCIPS accreditation or similar.
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 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.
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.
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