Application Engineer

Position: Application-EngineerLocation: Butler, WICompany: Interstate Power SystemsReports To: Director – Engineering & Marine Sales

Position Overview

Interstate Power Systems is seeking an experienced Application-Engineer to join our team in Butler, Wisconsin. This role serves as a key technical resource for the sales team and customers, ensuring proper product application and successful integration across multiple engines, transmission, and power-generation platforms.

The Application-Engineer will be responsible for delivering customized engine package solutions, providing technical guidance, supporting product selection and quoting, and ensuring final installations meet performance and quality expectations.

About Interstate Companies

Interstate Companies, Inc. is a dynamic organization offering rewarding careers to approximately 1,700 employees across a corporate office and six operating units: Interstate Assembly Systems, Interstate Bearing Systems, Interstate Industrial Systems, Interstate Power Systems, Interstate Transport Refrigeration, and I-State Truck Center.

Interstate Power Systems is a leading distributor for Detroit Diesel Engines, Allison Transmissions, MTU Engines, MTU Onsite Energy Generators, Deutz Engines, Carrier Transicold Refrigeration, Kohler Marine Generators, and Volvo Penta Engines, and is also a dealer for John Deere Marine Engines.

Key Responsibilities

• Serve as the technical point of contact for outside sales representatives and customers
• Ensure proper application of Allison, Deutz, John Deere Marine, Kohler Marine, MTU, and Volvo Penta product lines
• Assist sales teams with product specifications, bills of material, cost analysis, and quotation development
• Interface with customers and vendors to gather and verify required technical information
• Design customized engine and power package solutions to meet project requirements
• Inspect and test completed equipment at customer sites to verify installation quality and performance

Specific Duties

• Collaborate with OEM customers to understand application-engineer needs and recommend suitable engines, transmissions, generators, and support equipment
• Provide manufacturer interface diagrams, documentation, and installation instructions
• Prepare and submit technical submittals to customers
• Create project-specific layouts and custom engineering drawings
• Design custom engine power units using SolidWorks, including sheet metal modeling, fabrication drawings, and bills of material
• Support prototype assembly and testing efforts
• Provide inspection and testing requirements in accordance with manufacturer’s standards
• Track open project tasks and coordinate scheduling priorities with management
• Provide cross-functional support to other Application-Engineers as needed

Travel Requirements

• Attend manufacturer training and annual product update sessions
• Participating in industry trade shows to stay informed on market trends
• Travel to customer OEM locations for equipment integration, inspection, and commissioning
• Overnight travel estimated at 6–10 weeks per year

Qualifications & Skills

• Strong customer service mindset and communication skills
• Excellent organizational and project coordination abilities
• Ability to work effectively in a team-based environment
• Above-average mathematical and written communication skills
• Solid technical understanding of mechanical and electrical systems
• Knowledge of standard application-engineering principles and practices
• Ability to create and interpret technical drawings and diagrams
• Comfortable communicating technical details to both technical and non-technical audiences
• Proficiency with Microsoft Word, Excel, Outlook, Adobe Acrobat, SolidWorks, and AutoCAD

Position Requirements

• Bachelor’s or Associate Degree in Mechanical Engineering, Electrical Engineering, or Engineering Technology
• Minimum of 3–5 years of related experience
• Ability to pass pre-employment drug screening and background checks

Benefits

• Competitive compensation
• Comprehensive health, dental, and vision insurance options
• Flexible paid time off
• Eight paid holidays
• 401(k) plan with employer match

This job description is not intended to be an exhaustive list of duties or responsibilities. Responsibilities may change at any time, with or without notice.

Interstate Companies is an Equal Opportunity Employer. We encourage all qualified individuals to apply by submitting a resume for consideration.

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