Test Cell Technician

Waukesha Gas Engines; Waukesha (WI); On-site; USD 55,000 - 75,000; Full time

Job summary

INNIO Group’s Test Cell Technician in the Research & Development Lab in Waukesha, WI, will operate and test Waukesha engine assets from 400–5000 HP in a temperature-controlled environment, installing parts, setting up experiments, and recording data to support new designs and durability testing.

You will collaborate with engineers to measure emissions, assemble test fixtures, and contribute to achieving class-leading performance and cleaner emissions for future products.

Qualifications

• Associate degree in Engine Systems, Mechanical Technology, Automotive/Diesel Technology, or equivalent OR HS diploma with 4+ years of relevant experience.
• Demonstrated mechanical aptitude and troubleshooting ability.
• Strong problem-solving and analytical skills.
• Ability to manage multiple priorities in a fast-paced environment.
• Detail-oriented with strong documentation skills.

Responsibilities

• Collect measurement data, document, and communicate test results and information.
• Disassemble, inspect, measure, and rebuild engine component parts and systems.
• Prepare test and measurement fixtures and assemblies.
• Fabricate and machine assemblies and components to requested requirements.
• Set up and operate data acquisition and measurement equipment, exhaust emission measurement systems, and test instrumentation equipment.
• Set‑up, calibration, operation, and repair of instrumentation equipment.
• Support the planning and execution of automated testing in collaboration with others.
• Participate as a member of the team in performing complex performance and durability tests on laboratory engines, components, and systems.

Skills

Mechanical aptitude

Troubleshooting

Analytical skills

Multi-tasking

Documentation skills

Education

Associate degree in Engine Systems/Mechanical Technology or related

High School Diploma + 4+ years of relevant experience

Tools

Data acquisition systems

Dynamometers

Instrumentation equipment

Test instrumentation

Machine shop tools

Job description

The INNIO Advantage

INNIO Group is a global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power. With a track record of innovation, INNIO designs, manufactures and services high‑performance power systems under its Jenbacher and Waukesha brands. The company delivers power for applications including data centers, microgrids, grid stabilization, industrial energy and gas compression.

INNIO operates a global installed base across approximately 100 countries as of December 31, 2025, supported by a resilient, high‑margin services business that delivers long‑term, recurring revenues across the full equipment lifecycle. As electricity demand accelerates—driven by AI, electrification and grid constraints—INNIO enables scalable, behind‑the‑meter power generation with high efficiency, fast start capability, strong transient performance and fuel flexibility, including hydrogen‑ready solutions. INNIO employs over 5,000 people worldwide and is committed to moving energy forward.

Test Cell Technician – Research & Development Lab, Waukesha, WI

We are looking for a Test Cell Technician to join our Research & Development lab in Waukesha, WI. In this role you will work in a temperature‑controlled engineering lab, in partnership with engineers and other colleagues, to operate and test Waukesha engine assets from 400-5000HP. You will be responsible for the installation of test parts, set up, operation, recording data, and communication to others supporting the test. Your input will be used in developing new designs, performing durability testing of new components, and measuring the emissions output of our products. The lab is a collaborative environment with a common objective to develop class‑leading products that enable a cleaner future through reduced emissions and improved engine performance.

Key Responsibilities

• Collect measurement data, document, and communicate test results and information.
• Disassemble, inspect, measure, and rebuild engine component parts and systems.
• Prepare test and measurement fixtures and assemblies.
• Fabricate and machine assemblies and components to requested requirements.
• Set up and operate data acquisition and measurement equipment, exhaust emission measurement systems, and test instrumentation equipment.
• Set‑up, calibration, operation, and repair of instrumentation equipment (hardware and software
• Support the planning and execution of automated testing in collaboration with others.
• Participate as a member of the team in performing complex performance and durability tests on laboratory engines, components, and systems.

What You’ll Bring

• Associate degree in Engine Systems, Mechanical Technology, Automotive/Diesel Technology, or a closely related technical field OR a High School Diploma or GED plus four additional years of relevant experience.
• Demonstrated mechanical aptitude and troubleshooting ability.
• Strong problem‑solving and analytical skills
• Ability to manage multiple priorities in a fast‑paced environment.
• Detail‑oriented with strong documentation skills.

What’ll Make You Stand Out

• Hands‑on mechanical, technician, test cell, engine, automotive, diesel, agricultural equipment, or related experience
• Experience working on diesel, natural gas, industrial, agricultural, automotive, marine, or heavy equipment engines.
• Previous experience operating dynamometers, engine test cells, or similar testing equipment
• Knowledge of data acquisition systems and instrumentation
• Familiarity with emissions testing and measurement systems
• Basic understanding of electrical circuits, wiring diagrams, and troubleshooting techniques.
• Welding experience or willingness to learn (MIG, TIG, Gas Welding, etc.)
• Experience with machine shop tools and metal fabrication processes.
• Mechanical rebuild, maintenance, or repair experience.

Additional Details

Location: Waukesha, WI
Work Schedule: First Shift | Monday-Friday | Generally 7:00 AM - 3:00 PM
Visa Sponsorship: Visa sponsorship is not available for this position now or in the future.
This position requires the ability to lift up to 40 lbs.