Mechanical Fitter

Company logo
Itm Power
Designs and manufactures PEM electrolysers to produce green hydrogen from renewables and water.
Assemble and fit electrolyser/skid components, ensuring quality to specs and drawings.
20 days ago ago
Expert & Leadership (13+ years), Intermediate (4-7 years), Junior (1-3 years), Experienced (8-12 years)
Full Time
Sheffield, England, United Kingdom
Onsite
Company Size
359 Employees
Service Specialisms
Engineering
Consulting
Design
Technical Services
Turnkey
Sector Specialisms
Energy
Industrial
Renewable Hydrogen
Electrolysers
Grid Balancing
Energy Storage
Offshore Wind
Hydrogen Production
Role
What you would be doing
pipe bending
quality assurance
data assessment
machinery checks
documentation
stock management
  • Ensure the work areas are stocked as required
  • Bending and forming of pipe
  • Ensure required documentation is completed and maintained
  • Maintain quality standards and reporting of defects
  • Work to standard procedures to maintain high quality through-put
  • Perform quality assurance and testing checks
  • Assess data against a set of pre-defined parameters
  • Complete machinery pre-use checks and reporting faults where necessary
  • Adhere to workplace H&S procedures
  • Accurately measure and work in both imperial and metric systems
  • Sign off build stage completion on relevant documentation
  • Maintain cleanliness of work areas
What you bring
nvq3
technical drawings
gas systems
hydraulics
fusion welding
problem solving
  • Ability to raise improvement ideas within local area
  • Manual handling
  • Experience of delivering to plan right first time
  • Experience gained within a production environment
  • Understanding of shop floor policies and procedures
  • Excellent time management skills and a willingness to remain flexible
  • Ability to read and interpret technical drawings
  • Read and interpret technical drawings
  • NVQ level 3 in associated mechanical discipline
  • 5S in the workplace
  • Ability to highlight potential failures before they occur
  • A good knowledge and understanding of Health and Safety guidelines
  • Strong communication skills, able to effectively interact with all key stakeholders
  • Can work either independently and as part of a team
  • Ability to work to deadlines
  • Basic PC skills
  • Excellent attention to detail
  • Worked with and have experience of the following systems and equipment: Gas systems, Hydraulics, Pipe bending, Pneumatic, Fusion welding
  • Good with hands on task completion from start to finish
  • Demonstrates good problem-solving ability
  • Experience of achieving targets
  • Skilled in the use of hand and power tools
Benefits
  • Buy as you earn (BAYE) share scheme
  • Lifestyle Discounts
  • Employee Assistance Programme
  • Cycle to work scheme
  • Our onsite parking includes free electric car charging points
  • Enhanced Parental Leave
  • Life assurance
  • Birthday holiday
  • Holiday Purchase
  • Tech Save Scheme
  • EV Car Leasing
  • Gym Scheme
  • Motor Save Scheme
  • Eye Care
  • Health Cash Plan
Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
Information not given or found
Security clearance
Information not given or found
Company
Overview
Founded 2000
Year Established
Pioneered PEM electrolyser technology for green hydrogen production.
Floated 2004
Public Listing
First hydrogen company to float on London's AIM market, later expanding to the main LSE board.
Revenue £16.5M
2024 Financial Performance
Generated £16.5 million in revenue, with major contracts signed for large-scale hydrogen projects.
40% Less Iridium
Efficiency Breakthrough
Reduced iridium use by ~40%, improving efficiency and reducing reliance on rare metals.
  • Headquartered in Sheffield, home to the world’s largest electrolyser factory, with additional sites in Germany.
  • Offers product families like NEPTUNE (2 MW), POSEIDON (20 MW) and TRIDENT stacks for projects across mobility, industry and power-to-X.
  • Delivered large-scale systems: a 24 MW unit to Linde, NEPTUNE units in Japan, and multi-hundred-MW deals across Europe.
  • Signed a collaboration in 2025 with Deutsche Bahn on sustainable transport, reflecting its growing infrastructure role.
Culture + Values
  • Safety at the heart of everything we do
  • Innovation in our DNA
  • Superior technology
  • Precision manufacturing
  • Integrity and respect
  • We deliver the world’s best electrolysers
  • We scale our operations profitably to meet the rising demand
  • We grow our global footprint and reach
  • We challenge ourselves to become better than yesterday, everyday
Environment + Sustainability
1 GW
World's Largest PEM Electrolyser Factory
Built the world’s largest PEM electrolyser factory, significantly advancing low-carbon hydrogen production capabilities.
80% Reduced
Iridium Loading in Stacks
Achieved an 80% reduction in iridium usage in their stack technology to meet EU 2030 targets.
100 MW
Low-Carbon Hydrogen Plant
Secured contracts for a 100 MW low-carbon hydrogen plant, supporting cleaner energy transitions.
  • Joined UN’s Race To Zero campaign
  • Targeting net-zero greenhouse gas emissions before 2050
  • Calculating and reporting Scope 1, 2, and 3 GHG emissions
  • ISO 14001 certified environmental management system
  • Reduced iridium loading in stacks by over 80% to meet EU 2030 target (0.4 mg/W)
  • Contract wins for low-carbon hydrogen plants (multiple NEPTUNE V units)
  • 12-month priorities include minimising ecological footprint, resource conservation and waste recycling
Inclusion & Diversity
2022, 2023
Gender Pay Gap Reports
The company has published gender pay gap reports to increase transparency and accountability in addressing wage equality.
  • ESG Committee oversees diversity & inclusion alongside other social metrics
  • ITM Academy and Nurture programmes include outreach, education and community engagement (incl. gender focus)
  • Focus on fostering inclusive workplace and equal opportunity through training and internal policies
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