Contracts & Commercial Manager Nuclear Infrastructure Projects

ATTB - The Big Jobsite; Bristol; Hybrid; GBP 60,000 - 70,000; Full time

Job summary

A leading UK infrastructure delivery partner seeks a Contracts & Commercial Manager for nuclear projects. This senior role involves managing a major contract's commercial delivery, oversight, subcontractor management, and liaising with stakeholders. Ideal candidates will have extensive NEC3/NEC4 experience, strong negotiation skills, and the potential for career progression within the company.

Benefits

25 days holiday plus public holidays

Company pension scheme

Pool vehicles for site/client travel

Training budget and CPD support

Clear progression route to Head of Contracts

Relocation support considered

Qualifications

• 5+ years NEC3/NEC4 experience in nuclear, civils, or infrastructure.
• Strong background in contractual delivery and negotiation.
• Ability to manage large-scale contracts (£15-30m+).

Responsibilities

• Full commercial and contractual oversight of GENCO590.
• Drafting and negotiating task orders and applications for payment.
• Line management of junior commercial staff.

Skills

Negotiation

Stakeholder Management

Risk Management

Contractual Delivery

Education

Ideally RICS-qualified or working toward accreditation

Tools

CEMAR

Sage

Job description

Contracts & Commercial Manager

Nuclear Infrastructure Projects

Location: Portishead (Hybrid)

Salary: £60,000£70,000 + up to 15% bonus

Contract Type: Permanent | Full-time

Sector: Nuclear / Major Infrastructure

Our client is a leading UK infrastructure delivery partner, supporting the ongoing transition from Hinkley Point C to the future Sizewell C development. With a secured two-year contract already in place and further project scopes in development, they are seeking a Contracts & Commercial Manager to lead the commercial delivery of one of their most strategic frameworks: GENCO590.

Why apply?

Up to 15% annual performance-related bonus

25 days holiday plus public holidays

Company pension scheme

Pool vehicles for site/client travel

Hybrid working model (approx. 60% site/office, 40% from home)

Training budget and CPD support

Regular development reviews

Clear progression route to Head of Contracts or broader scope leadership

Relocation support considered on a case-by-case basis

Long-term project pipeline secured through GENCO590 and SZC

The opportunity

This is a senior, hands-on position leading the commercial management of a major contract in the nuclear sector. You'll manage end-to-end contract delivery, task order development, subcontractor performance, and commercial strategy across a high-value (£1530m+) portfolio.

Youll work closely with both internal teams and external stakeholders, ensuring risks are identified early, commercial opportunities are optimised, and delivery remains compliant, collaborative, and effective.

Key responsibilities

Full commercial and contractual oversight of GENCO590

Drafting and negotiating task orders, valuations, applications for payment

Subcontractor procurement, negotiation, and final account management

CEMAR-led early warning/risk reduction and internal KPI tracking

Supporting future SZC scopes and the broader nuclear business unit

Line management of junior commercial staff

What were looking for

5+ years NEC3/NEC4 experience in nuclear, civils, or infrastructure

Strong background in contractual delivery, task order negotiation, and subcontractor oversight

Ability to manage large-scale contract delivery (£1530m+)

Excellent client-facing and stakeholder relationship management skills

Experience using CEMAR, Sage, or equivalent systems

BPSS security clearance (or ability to obtain)

Ideally RICS-qualified or working toward accreditation

TPBN1_UKTJ