Job Description

Trillium Flow Technologies(TM) serves customers in the power, oil & gas, general industry and water & wastewater sectors with highly engineered valves, pumps and actuators, as well as complete support in every phase of a project or operation.
An exciting new temporary vacancy has arisen aligned to the continued growth of our Company for the role of:
MECHANICAL FITTER
BASED UK WIDE
Mechanical Fitter (Temp / Fixed-Term) - NAECI Rates
Trillium Flow Services - UK Sites
Pay: NAECI-aligned (Blue Book)
Contract: Temporary / Fixed-Term
Work: Outages, shutdowns, maintenance campaigns
Start: Ongoing 2026-2027
Role
We're recruiting Mechanical Fitters for project-based work across UK nuclear, energy and industrial sites. Valve experience is a bonus -- not essential.
What You'll Do
Mechanical strip-down, inspection & fitting
Valve overhaul support (training available)
Work under PTW & high safety standards
Follow engineering drawings & documentation
What You Need
NVQ Level 3 / Apprenticeship in Mechanical Engineering
Industrial mechanical fitting background
Strong safety mindset
Ability to travel & work overtime
Eligible for UK Security Clearance
ECITB Safety Passport
Why Join Us
NAECI pay & conditions
Reliable outage/shutdown work
High-quality training & valve upskilling
Please note: Applicants must have already be in possession of a work visa or be current British Passport holders. In addition you must currently live in the UK, if you do not unfortunately your application will not be processed.
*Note your application will not be processed unless all questions are answered

Skills Required