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Technician II, Prototype

Job in Edison, Middlesex County, New Jersey, 08818, USA
Listing for: Eos Energy Storage
Full Time position
Listed on 2026-06-18
Job specializations:
  • Manufacturing / Production
Salary/Wage Range or Industry Benchmark: 60000 USD Yearly USD 60000.00 YEAR
Job Description & How to Apply Below

Responsibilities

Prototype Technician II is accountable for delivering batteries that meet product and quality specifications. All prototype lab team members are responsible for producing the required number of cells and batteries for testing each day during the week. Team members receive, test, analyze, record, and report results of the product and test. They work independently in different functional areas to meet daily and weekly objectives and may be assigned to one or more focuses.

  • Prep
    • Visually inspect each part for defects and cleanliness.
    • Manually connect bolts, washers, and nuts.
    • Heat shrink wrap on bolts and tie rods.
    • Wash individual and pre‑assembled components per supplied work instructions.
    • Prepare modifications to parts where needed (shaving, cutting, drilling).
  • Welding
    • Visually inspect each part for defects and cleanliness.
    • Use parallel welder to attach metal pieces to one another.
  • Conductive Plastic Terminal
    • Visually inspect each part for defects and cleanliness.
    • Cut and prepare plastic according to work instruction.
    • Assemble conductive plastic according to work instruction.
    • Mark materials for identification and quality control.
    • Run a hot press.
    • Prepare, load, monitor, and unload part to the hot press.
  • Assembly
    • Visually inspect each part for defects and cleanliness.
    • Align parts and connect according to work instructions.
    • Update traveller with cell/battery specs.
  • Quality Control
    • Visually inspect each part for defects and cleanliness.
    • Run tests to ensure battery is assembled correctly without leaks.
    • Update traveller with cell/battery specs.
  • Filling
    • Measure and mix chemicals to create electrolyte batch.
    • Measure and transfer electrolyte from batch to cells/batteries.
    • Visually inspect each cell/battery for defects and cleanliness.
    • Update traveller with cell/battery specs.
  • Measuring
    • Visually inspect each part for defects and cleanliness.
    • Run electrochemical tests and update traveller with details.
  • Field Projects
    • The prototype team may occasionally be asked to assist the Field Operations team with manual labor in renewable construction projects, connecting batteries, and running tests to ensure battery is installed correctly without any damage.
  • Knowledge, Skills, and Abilities
    • Strong knowledge of shop equipment such as routers, table saw, drill press, welders, and other hand tools, and work safety.
    • Ability to work independently with little to no supervision.
    • Good communication and organization skills.
    • Knowledge of inspection tools such as dial clippers, micrometers, profilometers and other shop‑related inspection tools.
    • Ability to collaborate with the design team to refine existing design efforts.
    • Background in an R&D environment is a plus.
    Education and Experience

    High school diploma or equivalent is required. An associate's degree, trade school, or equivalent experience is also required.

    Travel

    Local travel. Overnight/North America travel is less than 10% of the time.

    Working Conditions
    • Factory environment with exposure to moving mechanical parts, vibration, moving vehicles, electrical current, temperature changes, and chemicals.
    • Potential exposure to fumes, airborne particles, odors, dust, mists, and gases.
    • Noise level can be loud.
    • Requires close visual acuity for tasks such as preparing and analyzing data, transcribing, and operating measuring devices.
    • Use of safety equipment including eye safety glasses, hearing protectors, work boots, and lab coats is mandatory.
    • May be required to exert up to 50 pounds to lift, carry, push, pull, or move objects.
    • May visit customer or partner locations such as offices, manufacturing floors, laboratories, and construction sites, depending on need.
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