The International Open Source Hydrogen On Demand Builders Network.
What field? Technical sipport engineers work in every field imaginable. If you want to work in the hydrogen field, wait another 10 years and there may be jobs- right now it is a tiny niche area. Start thinking about qualifications in chemical engineering or electrical engineering, or possibly water purification and treatment to get a job when they become more readily available. .
Here is a list of all Hydrogen jobs currently listed. You can sort it to your location and desired job type later.