System Design Engineer in Saint Peter, Minnesota at Jarraff Industries LLC

Job Purpose:

The System Design Engineer is responsible for the design, development, integration, and validation of electro-hydraulic control systems, machine electrical architectures, and embedded controls software for off-highway equipment. This position owns system architecture from concept through production release. Works cross-functionally with mechanical, hydraulic, manufacturing, procurement and service teams to deliver robust, safe, and compliant machines.

Essential Functions:

• System Architecture & Design: Defines and documents machine-level electrical, electro-hydraulic, and control system architecture, including controller selection, I/O allocation, CAN network maps, and power distribution.
• Embedded Controls Software: Develops or communicates with outside suppliers the requirements for software, using applications such as Danfoss PLUS+1, and CODESYS (IEC 61131-3), C and C++ and Parker IQAN for machine control solutions.
• CAN / J1939 Communication: Designs and configures CAN and SAE J1939 networks between ECUs, engines, transmissions, telematics, and displays.
• 3D Integration & PLM: Uses 3D software such as Siemens NX to package electrical controls, harnesses, sensors in the machine model while managing revisions, BOMs, and release workflows in Siemens Teamcenter.
• Wire Harness & Electrical Schematics: Designs production-ready wire harnesses using IGE-XAO and AutoCAD or DraftSight (schematics, from-to lists, connector tables, manufacturing drawings) and selects wire gauges, connectors, seals, and terminations suited to off-highway environments; coordinates with harness suppliers on design considerations.
• System Troubleshooting & Validation: Leads troubleshooting of prototypes and training for production machines. Works with Engineering Technicians to development and write validation plans.
• Field Support & Continuous Improvement: Supports testing, customer visits, and warranty investigations, analyzes test and field data and proposes design improvements, ECRs/ECOs.
• Compliance & Documentation: Produces and maintains system requirements, FMEAs, , and technical files supporting SAE J1939, ISO/CE Machinery Regulation and EPA requirements.
• Project Execution & Collaboration: Manages multiple development projects concurrently, works with outside suppliers, and other business units.
• Tools & Training: Is fluent in Microsoft Office Suite and standard engineering computing tools; learns new development software and attends training as required to maintain competency.

Supervisory Responsibility:

This position has no direct supervisory responsibilities. This position reports to the Director of Engineering and R&D.

Work Environment:

This position operates in an office, engineering and shop environments. Occasional exposure to noise, hydraulic fluid, and outdoor field conditions are expected during prototype and field testing.

Physical Demands:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. While performing the duties of this job, the employee is regularly required to talk and hear. The employee must be able to climb on and operate off-highway machines for testing and troubleshooting. This position requires the ability to occasionally lift up to 25 lbs.

Position Type and Expected Hours of Work:

This is a full-time position, and hours of work and days are Monday through Friday 7:00 a.m. to 4:30 p.m., 40 hours per week with some flexibility in hours is allowed with the possibility of some hybrid.

Required Education and Experience:

• Bachelor’s degree in engineering - Electrical, Mechanical, Mechatronics with 5+ years of experience, OR a 2-year Engineering/Technical degree with 10+ years of experience, OR 10+ years of combined experience in off-highway product development, system design/architecture, embedded controls, electro-hydraulic systems, and harness design.
• Hands-on experience with Danfoss PLUS+1, Parker IQAN, and/or CODESYS, and working knowledge of embedded C/C++.
• Working knowledge of SAE J1939 and CAN bus (physical and application layers), Siemens NX / Teamcenter, and IGE-XAO or equivalent harness design tools.
• Proven ability to perform system-level troubleshooting on complex electro-hydraulic machines, with excellent technical communication across departments.
• Microsoft Office tools

Other Duties:

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.