Test and Verification Engineer in Sheffield

Location: Sheffield

Direct Applications Only - No Agency Applicants at this stage

About ITM Power

ITM is at the forefront of the green hydrogen industry, designing and manufacturing cutting-edge PEM electrolysers that are instrumental in global decarbonisation efforts. With over two decades of scientific expertise, we’ve established ourselves as industry leaders in clean energy technology.

Our Journey and Growth

As pioneers in green hydrogen technology, ITM is offering the most advanced PEM electrolyser technology in the world. Founded in 2000, ITM Power PLC was one of the first companies of its kind to be listed on the AIM market of the London Stock Exchange. Headquartered in the UK, our state-of-the-art manufacturing facility is the world’s first largest PEM Gigafactory in commercial operation, and home to our R&D and manufacturing. ITM Power Germany is our hub in the heart of the EU. This facility not only houses regional functions including business development and engineering, but also our Aftersales services with the ability to quickly deploy stacks.

Innovation and Impact

Our PEM electrolysers are deployed in some of the world's largest green hydrogen projects. We continue to push the boundaries of technology, enhancing cost-effectiveness and sustainability.

Join Our Mission

ITM is in the midst of a transformative phase, focusing on streamlined delivery and operational excellence. We're seeking talented individuals who share our passion for clean energy and our drive to make a tangible impact on the world's transition to net-zero. You will be working with an inspiring bunch of people, encouraging each other to be the best we can. We’ve come a long way, join us in the next step of our incredible journey!

What are we looking for

Working within our stack design and verification team, reporting to the Head of Stack Development you will support the design, development, prototyping, and validation of next-generation full-scale PEM electrolyser stacks and clamping skid frame systems. The successful candidate will play a key role in developing and executing experimental test programs, validating mechanical performance, and supporting the transition from prototype to industrial-scale deployment.

Responsibilities

• Technical Duties
• Test & Verification
• Develop and execute verification and validation (V&V) plans for full-scale PEM electrolyser stacks and clamping skid frame assemblies.
• Design and conduct mechanical, hydraulic and thermal test programs.
• Define test procedures, acceptance criteria, instrumentation requirements, and data acquisition strategies.
• Perform stack pressure, leak, load, compression, vibration, and endurance testing.
• Support FAT/SAT and prototype commissioning activities.
• Prototype Development
• Collaborate with mechanical, electrical, controls, and electrochemistry teams during stack and skid frame prototyping.
• Assist in the assembly, integration, and troubleshooting of prototype electrolyser systems.
• Evaluate structural integrity, clamping force distribution, sealing performance, and operational reliability.
• Support design iterations based on test outcomes and root-cause investigations.
• Data Analysis & Reporting
• Analyse test data and generate detailed technical reports with clear conclusions and recommendations.
• Develop performance validation metrics and reliability benchmarks.
• Use statistical and engineering analysis methods to identify trends, anomalies, and failure mechanisms.
• Present findings to internal engineering teams and project stakeholders.
• Equipment & Lab Development
• Specify and support procurement of test equipment, sensors, DAQ systems, and instrumentation.
• Develop safe operating procedures for hydrogen and high-pressure testing environments.
• Support calibration, maintenance, and continuous improvement of R&D test facilities.
• Cross-Functional Collaboration
• Work closely with design engineers, manufacturing, suppliers, and project teams to ensure robust product verification.
• Contribute to DFMEA, risk assessments, and verification reviews.
• Support scaling activities from prototype through pilot and commercial deployment.
• Development & Continuous Improvement
• Contribute to continuous improvement of products, processes, and R&D methodologies.
• Stay up to date with emerging technologies, materials, and industry developments.
• Support knowledge sharing and lessons learned across projects.
• Identify opportunities for innovation and efficiency improvements.
• Health, Safety & Environment (HSE)
• Comply with all health, safety, and environmental policies and procedures.
• Ensure safe working practices in offices, workshops, and testing environments.
• Identify and report hazards, risks, and incidents.
• Support risk assessments and implementation of appropriate controls.
• Promote a positive safety culture within R&D activities.
• Quality & Compliance
• Ensure work meets required quality standards, specifications, and regulations.
• Follow defined processes for design control, testing, and documentation.
• Support validation and verification activities.
• Maintain accurate and traceable technical records.
• Contribute to continuous improvement of quality systems and processes.

About You

Knowledge and Experience

• Degree in Mechanical Engineering, Chemical Engineering, Electrical Engineering, Energy Engineering, or related discipline.
• 3+ years of experience in testing, verification, or validation of industrial systems or electrochemical technologies.
• Hands-on experience with test rigs, instrumentation, DAQ systems, and experimental validation.
• Strong understanding of mechanical assemblies, structural loading, sealing systems, and pressure testing.
• Experience analysing engineering data using tools such as MATLAB, Python or similar.
• Familiarity with CAD models and engineering drawings.
• Knowledge of industrial safety practices, especially relating to hydrogen, pressure systems, or high-current systems.

Desirable

• Experience with PEM electrolyser, fuel cell, or hydrogen systems.
• Knowledge of stack compression systems and clamping frame design.
• Experience with finite element analysis (FEA) correlation and validation testing.
• Familiarity with IEC, ISO, ASME, or hydrogen-related standards.
• Experience with automated test systems and PLC-controlled equipment.
• Understanding of electrochemical performance testing and degradation analysis.

Skills and Abilities

• Analytical and strong problem-solving skills (RCA).
• Strong Cross-functional collaboration.
• Clearly communicates technical concepts for non-technical people.
• Hands-on engineering mindset alongside evidence-based decision making.
• Proactively identifies issues and implements solutions.
• Follows through on commitments with minimal supervision.
• Detail orientated with a level of attention to detail.
• Resilient and persistent when faced with setbacks.

What We Offer

The opportunity to work with cutting-edge technology in a rapidly growing industry, within a dynamic environment where you can shape the future of energy and work with a team that’s actively addressing global climate challenges. Our corporate culture values safety, integrity and continuous improvement. A competitive salary and an excellent contributory pension, 25 days holiday and a wider range of benefits including:

• Buy as you earn (BAYE) share scheme.
• Birthday holiday.
• Holiday Purchase.
• Cycle to work scheme.
• Lifestyle Discounts.
• Employee Assistance Programme.
• Health Cash Plan.
• Eye Care.
• Gym Scheme.
• Life assurance.
• EV Car Leasing.
• Enhanced Parental Leave.
• Motor Save Scheme.
• Tech Save Scheme.

Our onsite parking includes free electric car charging points. We know your career is important to you, it’s important to us too, which is why we also offer opportunities for you to grow and develop your career. If you are looking to join a growing, dynamic business and want to be part of our amazing team we would love to hear from you. Our success is driven by the exceptional diversity of our people. We are proud to be an equal opportunity employer, committed to promoting and creating a diverse and inclusive environment where we encourage our employees to learn and grow, fuelled by mutual respect in a place where ideas flow and thrive.