Job Description

Job Description

Job Description

Location: Oshkosh, WI
Work Model: Onsite preferred with some hybrid flexibility
Duration: 6-month contract with strong contract-to-hire potential
Schedule: Regular business hours
Work Authorization: U.S. Citizenship required

We are seeking a Senior Mechanical / Systems Integration Engineer to support advanced heavy-duty defense vehicle platform development and weapons system integration programs . This role is ideal for an engineer who thrives at the intersection of mechanical design, system integration, troubleshooting, and test-site support .

The engineer will lead and support the mechanical integration of weapon and mission systems into vehicle platforms , working closely with internal engineering teams and external suppliers to ensure performance, reliability, safety, and manufacturability.

This opportunity offers exposure to mechanical structures, electrical/video interfaces, CAN communication systems, failure analysis, field troubleshooting, and advanced technologies such as robotics, electrification, and autonomous systems .

• Lead mechanical integration of weapon and mission systems into heavy-duty vehicle platforms
• Support component and subsystem design, redesign, and packaging for existing and next-generation vehicle programs
• Collaborate directly with system suppliers and cross-functional engineering teams
• Perform root cause analysis, troubleshooting, and failure analysis procedures during development and test-site support phases
• Investigate and resolve mechanical, electrical, and video interface issues
• Support field and proving-ground validation activities , including issue resolution and engineering updates
• Develop and review 3D CAD models, layouts, drawings, specifications, and BOMs
• Use analytical methods to evaluate system performance, durability, safety, and reliability
• Support production, prototype builds, and integration events
• Maintain project documentation, technical reports, presentations, and historical engineering records
• Provide mentorship and technical guidance to junior engineers and designers
• Support integration efforts tied to robotics, electrification, autonomous driving, and advanced vehicle systems

• Bachelor's degree in Mechanical Engineering, Electrical Engineering, Systems Engineering, or related field
• 2+ years of engineering experience in vehicle systems, component design, or systems integration
• Strong mechanical troubleshooting and analytical problem-solving skills
• Experience working across mechanical and electrical interfaces
• Background in heavy vehicle, automotive, defense, aerospace, robotics, or advanced mobility systems
• Experience with Creo and Windchill
• Strong communication skills with the ability to interface with suppliers, test teams, and internal stakeholders

• Experience with weapon system integration, military vehicle systems, or mission equipment
• Knowledge of CAN / BUS protocols and vehicle communication architecture
• Exposure to video systems, sensor systems, or embedded electrical interfaces
• Experience supporting test-site, proving ground, or failure analysis investigations
• Familiarity with electrification, autonomous vehicles, robotics, or mechatronic systems
• Prior experience supporting supplier issue resolution and subsystem validation
• Defense industry or DoD vehicle platform experience strongly preferred

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