BESS Field Service Engineer — On-Site & Troubleshooting in Puławy

RelyEZ Energy Storage is seeking a hands-on Field Service Engineer to support BESS projects in Poland. The role starts with Puławy focus, delivering rapid on-site fault response, diagnostics and safe isolation as part of a scheduled rotation. You will transition to routine field service, maintenance, spares coordination and customer support as local arrangements settle. Base location near Puławy or Lublin with potential travel to other sites.