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Salary
≈ $89k – $168k per year (Estimated)
Location
In office (Livonia)
Seniority
Senior · 4+ years exp

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Oct 13, 2026.

Overview
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Roush is a Livonia, Michigan engineering and manufacturing company that provides product development, design, testing, prototyping and production services, chiefly to the automotive and wider transportation industry. Founded by Jack Roush in 1976, it also supports aerospace, defense, theme park, agriculture and energy customers and employs more than 2,400 people at facilities in the United States, Europe, Asia and South America. Its openings include automotive mechanics, electrical and instrumentation technicians, manufacturing, controls, composites and mechanical design engineers, CDL drivers, IT staff and engineering interns.

At Roush, we fuse technology and engineering to provide product development solutions to customers in a diverse range of industries. Widely recognized for providing engineering, testing, prototype, and manufacturing services to the transportation industry, Roush also provides significant support to the aerospace, defense and theme park industries. With over 2,400 employees in facilities throughout the United States, Europe, Asia, and South America, our unique combination of creativity and tenacity activates big ideas on a global stage.

Roush Power Systems manufactures and sells world-class power systems for the on-road and off-road market sectors focused on class 4-8 commercial vehicles, mobile off-road, and stationary off-road equipment.

The Sr. Engineer in Design and Application Engineering focuses on the integration of power systems and powertrains into OEM applications. Their responsibilities include supporting the design and integration, participating in the hands-on development and adaptation of new components and sub-systems, working with suppliers and collaborating with our customers’ design and mechatronics teams for seamless integration of RPS products. This role will also collaborate with the Controls and Calibration team to specify required mechatronics components (sensors, actuators, etc.) and ensure proper component integration, control and functionality into the OEM applications. This position is in Livonia, MI.

As a Senior Engineer, you will:

  • Develop product designs that meet customer requirements and performance specifications and achieve fit, form and functional requirements through periodic design reviews and direct consultation with senior technical management and other personnel.
  • Support adherence to the engineering budget and meet customer defined program milestone dates.
  • Conduct hardware development tasks, testing and data collection, while supporting prototype, pre-production, and production builds.
  • Document and report status internally to management and externally to customers.
  • Help develop & execute Design Failure Mode and Effect Analysis (DFMEA) and Validation and Acceptance Test Plans and Reports (DVPNR).
  • Utilize Computer Aided Engineering (CAE) resources to analytically validate designs.
  • Use PLM (e.g. Team Center) and CAD to support developing 3D CAD models and releasing prints.
  • Conduct in-vehicle assessments and support calibration of RPS mechatronics content.
  • Provide positive technical contributions in a project team environment and support other design team members.
  • Help set standards for overall design and application specific engineering processes.
  • Create application specific documentation to provide guidelines for mechanical, electrical and digital communication (e.g. J1939 protocol) integration of RPS products into OEM applications.
  • Support application integration sign-of evaluations and documentation

To be considered as a Senior Engineer you will need:

  • Bachelor of Science in Mechanical Engineering or similar field.
  • Minimum of 4 years of relevant work experience
  • Integration of engines and/or powertrain systems into automotive and commercial vehicle applications or mobile and stationary off-road equipment.
  • Performing powertrain packaging studies in OEM applications working with customers.
  • Design of engine harnesses, automotive-style vehicle exhaust systems and fuel, FEAD, and other key powertrain/vehicle interfaces.
  • Supporting application sign-off procedures for powertrain integration into customer applications, confirmation of performance criteria to meet RPS requirements (e.g., cooling system, inlet restriction, back pressure, fuel system, FEAD, etc.).
  • Use of design robustness and problem-solving methods such as FMEAs, DVP, 8-Ds.
  • Developing and tracking requirements, validation plans, and test data to ensure the designs meet customer objectives.
  • Design/Development of vehicle and/or engines and sub-systems, both conventional (gasoline, diesel) and alternative fuels (propane, natural gas).
  • Knowledge and understanding of modern powertrain operation.
  • Excellent verbal, written and interpersonal communication skills.
  • Ability to effectively communicate and collaborate in a team environment with both written and verbal communication.
  • Utilization of basic functional CAD to support product development and design tasks.
  • Supporting data acquisition for vehicle road sub-system testing.
  • Creating and maintaining vehicle subsystem level BOMs
  • Proven customer interaction skills including the ability to interpret customer requests and deliverables with a focus on cost, quality and delivery timing.
  • Must have a valid drivers license.
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