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Lead Commercial Manager
Sizewell C
Location: Bristol, London or Manchester on a hybrid basis
Contract: Permanent, full-time.
Closing Date: Thursday 4th June 2026
What’s in It for You:
Salary: Starting salary from £90,000 (depending on experience)
Performance Bonus: 10% annual
Car allowance: £6,900
Holiday: 28 days + bank holiday
Pension: Up to 7.5% employee / 15% employer contribution
Flexible benefits & hybrid working option
We’re building the future, and we need the best and most experienced Commercial Leaders to make it happen. Sizewell C is a once-in-a-generation infrastructure project that will power Britain’s energy security and net-zero ambitions for decades to come. Following our recent Final Investment Decision, manufacturing and construction is well underway. This is a unique chance to be part of the largest investment in homegrown clean energy in decades, delivering low-carbon electricity to 6 million homes for at least 60 years.
What to expect
A robust career path that will challenge and fulfil your ambition with clear progression and development opportunities
A unique opportunity to shape the A major infrastructure project with national impact
Hybrid working with flexibility to succeed as an individual
A market leading package with a competitive salary, bonus and benefits
A supportive and collaborative team environment
A learning environment with training and personal development supplement by further training and qualifications
Your Impact
As a Commercial Lead, you’ll take ownership of some of the most significant and complex commercial packages on the project in CI/BoP covering the largest Turbine in service in the world civil and nuclear construction works, major equipment, and enabling contracts. You’ll lead procurement, negotiation, and post-award commercial management, working with key suppliers, regulators, and Tier 1 contractors. You will hold a key leadership role, shaping strategy, mentoring teams, and ensuring delivery aligns with project goals, contract requirements, and nuclear safety standards delivery on the on time, on budget vision.
Typically what you will be expected to do
Procurement
Lead highly complex procurement activities
Manage single source/competitive tendering and contract negotiation, leading to contract award
Ensure value for money, transparency, and compliance
Post-Award Contract Management
Drive supplier performance and governance
Mitigate risks and resolve commercial issues
A proactive dispute management role focusing on dispute avoidance
Provide strategic oversight across your portfolio
Supplier Development
Take an active involvement in promoting Supplier Development and Supplier Relationship
Leadership
Build and lead high-performing teams
Support and be a leader for team wellbeing
Act as a key interface with regulators, external stakeholders and all delivery partners
Embed collaboration and best practice across the supply chain and across the project
Be an ambassador for project safety and people culture, and set an example for the project
Experience and Qualifications
Senior-level experience in commercial or supply chain roles on major complex infrastructure, energy and technology projects
Expertise in procurement and post contract management
A good understanding of dispute avoidance and effective management
Strong knowledge of NEC and/or FIDIC contracts
Chartered status (RICS, ICE, CICES, IOB, CIPS or equivalent)
Exceptional stakeholder management and negotiation skills
Qualifications
Ideally Degree-qualified or equivalent
Preferably experience in nuclear or regulated industries and
Understanding of the UK nuclear regulatory environment and supply chain landscape
Familiarity with safety case and licence conditions in regulated industries
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.
If this sounds like the next step in your career, we’d love to hear from you. Apply today.
For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.
