Sub Agent – Civils / Infrastructure / Nuclear

Sub Agent – Major Infrastructure (Sellafield)

Location: Sellafield, Cumbria
Salary: Circa £55,000 – £60,000 + package
Job Type: Permanent

About the Role
TRIbuild Solutions are recruiting a Sub Agent to support a major infrastructure upgrade programme at Sellafield, working with a leading Tier-1 contractor.

This is a key site-based role within the delivery team, responsible for managing the day-to-day construction of complex civils and infrastructure packages within a highly regulated nuclear environment.

Key Responsibilities

  • Lead and coordinate site operations to deliver works safely, on programme and to budget
  • Manage site teams, subcontractors and supply chain
  • Plan and monitor short-term programmes and resource requirements
  • Ensure compliance with health, safety, quality and environmental standards
  • Oversee quality control, inspections and handover documentation
  • Liaise with the client, designers and wider project team

Requirements

  • Proven experience as a Sub Agent or Senior Site Engineer progressing to Sub Agent within civils or infrastructure
  • Sound understanding of NEC contracts
  • Experience on major projects or within regulated environments
  • SMSTS and CSCS (or equivalent)
  • Strong leadership, planning and communication skills

How to Apply
To apply or find out more, please contact Leon at TRIbuild Solutions.

Apply now

* Required

Upload your CV/resume or any other relevant file. Max. file size: 1 MB.
Maximum file size: 1 MB.

At a glance

  • Job reference: BBBH9875_1791901404
  • Location: Whitehaven, Cumbria
  • Job type: Full Time, Permanent
  • Job sector: Other
  • Salary: £55000.00 – £60000.00 per annum
  • Published: October 13, 2026