Field Service Technician

Wallingford, CT, 

United States

Are you passionate about the energy transition? Join us.

Nel is a global, dedicated hydrogen company, delivering optimal solutions to produce, store, and distribute hydrogen from renewable energy. We serve industries, energy, and gas companies with leading hydrogen technology. Our roots date back to 1927, and since then, we have had a proud history of development and continuous improvement of hydrogen technologies. Today, our solutions cover the entire value chain: from hydrogen production technologies to hydrogen fueling stations, enabling industries to transition to green hydrogen, and providing fuel cell electric vehicles with the same fast fueling and long range as fossil-fueled vehicles – without the emissions.

About the position

The Installation and Commissioning Technician at NEL Hydrogen will participate in the installation, commissioning, diagnosing, maintaining, and repairing megawatt and industrial scale equipment, mostly at customer sites. The role of an Installation and Commissioning Technician provides technical guidance and is expected to maintain and continuously improve technical equipment knowledge.


  • Repair and commission machine systems and components.
  • Train customers on the proper equipment use and maintenance.
  • Complete reports and forms required with work assignments on time.
  • Communicate problems and solutions to supervisor and customers.
  • Utilize computer programs to effectively complete assignments.
  • Follow all safety rules and regulations when performing work duties.
  • Complete competency assessments as required.
  • Analyze customer complaints and identify solutions.
  • Support escalation of issues between Customer & Engineering.
  • Resolve technical issues via telephone when in the office.
  • Provide periodic in-house support to our manufacturing and engineering teams.
  • Present a positive and professional image.
  • Travel approximately 75% domestically and internationally. (Periodically, travel may reach 100%.)
  • Provide after-hours customer support as needed.
  • Generate service business opportunities within our current Industrial fielded product base.



High School Diploma. Relevant technical training as an electrician or mechanic. Associates degree in related field preferred, but not required.

Required skills and abilities

  • A minimum of 10 years demonstrated, hands-on experience in electromechanical equipment repair, including the ability to read and interpret wiring diagrams, schematics, and fluid process diagrams.
  • 10 years of experience working directly with external customers in a field support role and be able to provide excellent customer service via the telephone and email.
  • Demonstrated experience with low and medium voltage equipment, and high-pressure gas systems.
  • Work well under pressure.
  • Able to work independently, with minor supervision.
  • Manage business travel arrangements efficiently.
  • Presentation skills required.
  • A structured, consistent process to documentation and following working procedures in a safe and efficient way.
  • General understanding of work safety procedures.
  • Familiar with basic Windows applications such as Outlook, Excel, PowerPoint, etc.
  • Current U.S. passport required.


  • Attention to Detail
  • Positive Attitude
  • Independent decision-making capabilities
  • Team Player
  • Flexible and have “drive”
  • Problem Solving Skills
  • Communication-verbal and written
  • Time Management; priority goals
  • Planning and Organizing
  • Ethical Practice


  • Nel will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided.
  • Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.

Equal opportunity employer

Nel is an equal opportunity employer and all qualified applicants will receive consideration for employment regardless of race, colour, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law. All employment is decided based on qualifications, merit, and business need.

  • The above statements reflect the principal functions of the position and shall not be construed as a detailed description of all work requirements that may be inherent in the job.
  • Nel Hydrogen provides comprehensive health and insurance benefits for its employees as well as a stock option plan. The Company offers competitive paid vacation time, sick leave, and holidays.
  • The Company has a published Code of Conduct that all employees are expected to follow.


To apply, please send your cover letter, application, and resumé to

To apply, please follow these steps:

  1. Download and complete this application.
  2. Email the completed application, your resumé, and a cover letter to

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