Jobs · Quality Assurance · Minnesota

Lab Test Technician

MAS HVAC · Maple Grove, MN · 6 days ago
Quality AssuranceFull-time

Key Responsibilities

  • Liquid-Cooling Test Execution
  • Set up and operate liquid-cooling test loops, including pumps, heat-exchange components, valves, sensors, filtration systems, and fluid handling equipment.
  • Execute test procedures developed by engineering, ensuring correct configuration, instrumentation placement, flow control, and environmental conditions.
  • Monitor system behavior during testing, including thermal performance, pressure stability, flow characteristics, and leak detection.
  • Collect and record test measurements with high accuracy using calibrated temperature, pressure, and flow instrumentation.
  • Instrumentation & Data Quality
  • Perform routine calibration checks on lab instrumentation and maintain traceability records.
  • Validate sensor accuracy prior to testing and document any deviations or corrections.
  • Ensure that data captured during testing meets precision and repeatability requirements.
  • Fluid Handling & System Maintenance
  • Prepare coolant mixtures, manage fluid transfers, and maintain cleanliness and quality of liquids used in testing.
  • Conduct regular maintenance on pumps, hoses, valves, fittings, and measurement hardware to ensure consistent performance.
  • Mechanical Setup & Lab Configuration
  • Assemble, adjust, and reconfigure test fixtures, piping arrangements, brackets, and test hardware as needed for various test campaigns.
  • Aid engineers in installing prototype or production components into test setups.
  • Support safe operation of pressurized systems, chilled loops, rotating equipment, and electrical control panels.
  • Documentation & Reporting
  • Create accurate test logs, configuration notes, and results summaries for engineering review.
  • Update standard operating procedures, work instructions, and lab checklists.
  • Communicate observations, anomalies, or equipment issues clearly and promptly.
  • Collaboration & Continuous Improvement
  • Work closely with Mechanical, Electrical/Controls, and Systems Engineering teams to support product validation and development cycles.
  • Suggest improvements to test methods, lab workflows, or equipment setup to enhance safety, efficiency, or data quality.
  • Support external partners, contractors, or vendors during lab equipment installations or modifications.

Required Qualifications & Requirements

  • Associate degree in Mechanical Engineering Technology, Mechatronics, HVAC Technology, or similar field; or equivalent hands-on experience.
  • 1–3 years of experience in a test lab, R&D environment, or fluid-handling system setting.
  • Strong mechanical aptitude with experience working on pumps, piping, fittings, valves, and fluid systems.
  • Familiarity with instrumentation such as pressure transducers, temperature sensors, flowmeters, and related DAQ equipment.
  • Understanding of basic thermodynamics, heat transfer, and fluid mechanics principles.
  • Ability to read engineering drawings, P&IDs, and wiring diagrams.

Preferred Experience

  • Experience with thermal or liquid-cooling systems in data center, electronics cooling, or HVAC applications.
  • Experience with DAQ platforms (LabVIEW, PLC-based systems, or similar).
  • Knowledge of glycol-based coolants, fluid cleanliness, filtration, and conditioning.
  • Basic electrical safety knowledge related to control panels and instrumentation wiring.

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