Keyplant Automation Ltd
Diesel Mechanic / Fitter
St Helens WA9 4XB
Key information
- Pay
- Salary not listed
- Hours
- Full-time
- Contract
- Permanent
- Workplace arrangement
- On-site
- Posted date
- 22 Oct 2026
- Closing date
- 21 Nov 2026
About this role
Diesel Mechanic / Fitter
Location
Bold, St Helens
Job Type
Full Time
Working Hours
Monday - Thursday 08:00 - 17:00
Fridays - 08:00 - 15:30
Salary
Competitive, dependent on experience, with overtime opportunities available.
About Us
Key Plant Welderentals is a leading provider of specialist welding and fabrication rental equipment, supporting major industrial projects throughout the UK and internationally.
Our fleet includes welding generators, diesel power generation equipment, welding equipment, induction heating systems and welding automation equipment. We are committed to delivering reliable, high-quality equipment backed by industry-leading service and support.
The Role
We are looking for a skilled Diesel Mechanic / Fitter to join our workshop team in Bold, St Helens.
The primary focus of this role is the servicing, maintenance, fault-finding and repair of our diesel-powered welding generators and power generation equipment. The successful candidate will also support wider workshop activities as required.
As a growing business, we are committed to investing in our people and providing opportunities for training, development and career progression.
Key Responsibilities
Diagnose, repair and service diesel generators and power generation equipment.
Carry out preventative maintenance and inspections.
Troubleshoot mechanical, hydraulic and electrical faults.
Test, inspect and prepare equipment for rental and sale.
Complete service records and workshop documentation.
Support customer requirements both in the workshop and occasionally on-site.
Assist with stock control and workshop housekeeping.
Operate forklifts and lifting equipment where authorised.
Essential Requirements
Minimum 3 years' experience working on diesel engines, generators, plant or heavy equipment.
Strong mechanical fault-finding skills.
Experience servicing power generation equipment.
Good understanding of electrical systems and diagnostics.
Ability to work independently and as part of a team.
Desirable
Generator manufacturer training or experience.
NVQ Level 3 in Mechanical Engineering or similar.
Field service experience.
Benefits
Company pension.
Free on-site parking.
Overtime opportunities.
Ongoing training and development.
Career progression within a growing business.