# Senior Mechanical Engineer

> Total Resourcing Ltd · Warrington, United Kingdom (Hybrid) · Full-time · Posted 2026-05-06

**Workplace:** hybrid

**Department:** O 2026

## Description

On behalf of our Client, we are recruiting for a Senior Mechanical Engineer.

**Location:** Warrington or Abingdon (hybrid)

Within the Engineering team, the Mechanical Engineer will integrate operational engineering multi-disciplines teams delivering projects at various phases, from FEED to commissioning, or in assistance to Plant Operation in the UK.

-   Delivering and managing technical studies.
-   Design of mechanical processes, from strategic and conceptual phases to detailed design and construction & commissioning phase support. Typical deliverables will be issued: technical note, substantiation notes, mechanical flow diagrams and flow-sheets, mechanical drawings, P&IDs, and mechanical layout drawings, hazards and malfunctions management, technical specification documentation review from supply chain.
-   Technical studies related to mechanical handling for both handling operations and heavy mechanical transfer systems, powder mechanical processes (transport, milling, and compaction) in high active environment and gloveboxes, compaction and mechanical dismantling technologies.

Our Client operates across the entire "nuclear lifecycle"—essentially everything from the production of fuel to the cleaning up of old sites:

-   **Decommissioning & Waste Management:** They are a major partner for **Sellafield Ltd**, helping manage the transition of the site from reprocessing fuel to cleaning up and dismantling old facilities.
-   **Specialist Engineering:** They provide technical services in nuclear safety, shielding, dose assessment, and "human factors" (how people interact with nuclear systems).
-   **Fuel Cycle Services:** They supply enriched uranium to UK power stations like **Hinkley Point C** and **Sizewell B** and handle the logistics of transporting nuclear materials.
-   **Plutonium Management:** They support the Nuclear Decommissioning Authority (NDA) in technical studies regarding the UK’s plutonium stockpile.

## Requirements

Requirements

-   A degree in Mechanical Engineering, or other relevant degree. 
-   5+ years experience as a Mechanical Engineer.  
-   Knowledge of engineering design (development, FEED, detailed design, technical specification, documentation review from supply chain) and engineering team management in the nuclear industry or other regulated sectors.
-   Knowledge of mechanical studies delivery (Mechanical handling, powder technologies) considering manufacture, testing, construction commissioning, operation, maintenance recovery and decommissioning aspects.
-   Experience of delivering projects for a regulated nuclear site.

  
**Additional** 

The successful candidate must, by the start of the employment, have permission to work in the UK, and be willing to undergo a security vetting process. Offers of employment will be subject to relevant security clearance being granted.   
Travel to other offices and client sites may be necessary. You should be willing to work flexibly to accommodate project and client requirements.

## Benefits

-   Competitive Salary

-   Private Medical Insurance at Single, Partner and Family levels

-   Non Contributory Pension Scheme

-   25 days annual leave (plus bank holidays) increasing by 1 day per year of service up to a cap of 30

-   Group Life Assurance of 4 times annual salary and Group Income Protection scheme for long term sickness

-   Enhanced Maternity Pay

## Apply

[Apply at Total Resourcing Ltd](https://apply.workable.com/total-resourcing-ltd/j/06EF989D55/apply)

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