Lead Engine Performance Engineer

Innio; Waukesha (WI); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Onsite work environment

Job summary

INNIO in Wisconsin seeks a Lead Engine Performance Engineer to drive performance and emissions improvements for gas engines through simulation and testing. You will lead global projects, define test strategies, and advance 1D simulations while shaping calibration processes for faster, more robust product release.

Key requirements include a BS/MS in engineering, 10+ years in engine testing or 1D simulation, and 5+ years in new product development with complex engine control systems.

Qualifications

• Bachelor or Master of Science in engineering or related field.
• Experience with engines and engine testing is required.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication in a global matrix organization.

Responsibilities

• Engineering work for gas engine development focusing on performance, emissions, and operating strategies.
• Design and execution of engine tests and interpretation of results.
• Perform 1D simulations and related analyses.
• Lead projects and provide technical direction to teams.
• Collaborate with controls, design, mechanical engineering, sales, and service.

Skills

Engine testing

1D simulation

Technical leadership

Cross-functional collaboration

Analytical mindset

Education

Bachelor or Master of Science in engineering

Tools

GT-Power

Simulink

AVL GT-Suite

MATLAB

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.

As a Lead Engine Performance Engineer, you will work in a global engineering team to improve the performance and emissions of gas engines using simulation and testing. You will lead and contribute to performance activities on new product and new technology development programs in the Performance team. Development activities will include the further improvement of rich burn and lean burn engines for gas compression and power generation applications. Performance initiatives include the creation and improvement of processes, tools, and skills in our global team and providing technical expertise and leadership during technical reviews.

What you’ll do:

• Engineering work for gas engine development projects focusing on performance (power, efficiency, emissions, cost, transient behavior, etc.) and operating strategies.
• Definition and execution of engine tests concerning mixture preparation, gas exchange, combustion, turbocharging, etc. including interpretation and documentation of the results.
• Definition or execution of corresponding 1D simulation.
• Create and improve internal development, validation, and calibration processes and strategies to increase speed, robustness, and efficiency of product release.
• Lead and provide technical direction to projects.
• Effectively communicate and provide recommendations through analysis, preparation, and presentation of technical data.
• Provide technical guidance, direction, and training for new or less experienced engineers and technicians.
• Close cooperation with controls, design, mechanical engineering, sales, marketing, and service.
• Provide technical consultation to cross-functional teams throughout engineering to improve or resolve manufacturing, supplier, or field issues.

What you’ll have:

• Bachelor or Master of Science in an engineering or related discipline.
• Organizational skills required to manage multiple projects and technical project personnel.
• Experience with engines.
• Strong interpersonal skills to lead in a global matrix organization
• Strong oral and written communication skills
• Strong analysis and problem-solving skills

What’ll make you stand out:

• 10+ years’ experience in engine testing and/or 1D simulation
• 5+ years’ experience in new product development with complex engine control systems
• Demonstrated proficiency in engine system calibration, hardware development, and engine control strategies.
• Experience with simulation and modeling of engine and engine control systems using GT-Power and Simulink (or equivalent).
• Experience with creation and analysis of Design of Experiments including regression analysis.
• Experience with DAQ setup, programming, and troubleshooting.
• Experience with automated engine testing and calibration.
• Experience with the following software: AVL suite (PUMA, IndiCom, Concerto), Gamma Technologies GT-Suite, Mathworks Matlab & Simulink, StatEase Design Expert, ETAS INCA, MS Office

Additional Details:

• Location: Waukesha, WI
• Work Schedule: Onsite 5 days per week
• Travel: Up to 10% domestic and international
• Visa Sponsorship: This role is not eligible for visa sponsorship now or in the foreseeable future.

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