Senior Electrical Systems Integration & Diagnostics Engineer

Pentangle Tech Services | P5 Group; Columbus (IN); On-site; USD 80,000 - 120,000; Full time

Job summary

Pentangle Tech Services | P5 Group in Columbus, IN is seeking an experienced electrical troubleshooter for automotive and commercial vehicle systems. You will diagnose CAN networks, harness faults, and power electronics interfaces across HV/LV architectures.

The role emphasizes hands-on testing, data logging, and structured problem solving to validate fixes in fast-paced environments.

Qualifications

• Hands-on electrical troubleshooting in automotive or commercial vehicle systems.
• Deep understanding of wiring harness design, failure modes, and field diagnostics.
• Experience with CAN tools, data logging, and network-level debugging.
• Familiarity with electrical architectures, power distribution, and system integration.

Skills

Electrical troubleshooting

CAN tools

Wiring harness design

HV/LV architectures

Diagnostics

Power electronics

Data logging

System integration

Job description

• Commercial vehicle electric drive systems
• Lithium-ion battery systems and associated high-voltage architectures

Core Technical Focus Areas

• CAN communication debugging, including SAE J1939 analysis, signal tracing, and network fault isolation
• Wiring harness issues (HV & LV): routing, chafing, shielding, connector integrity, and circuit continuity
• HV and LV junction boxes: failure modes, sealing, busbar integrity, and electrical distribution faults
• Power electronics: inverters, DCDCs, and associated interface/debug challenges
• EMI/EMC investigation and mitigation in vehicle environments
• Electrical distribution system performance and robustness improvements
• DFMEA support with a focus on real-world failure modes and corrective actions

Required Experience & Skills

• Strong track record of hands-on electrical troubleshooting in automotive or commercial vehicle systems
• Deep understanding of wiring harness design, failure modes, and field diagnostics (HV and LV)
• Experience with CAN tools, data logging, and network-level debugging
• Familiarity with electrical architectures, power distribution, and system integration challenges
• Working knowledge of control hardware, including:
• Sensors and actuators
• Control modules and power electronics
• Diagnostics, fault codes, and signal validation
• Proficiency in structured problem-solving methodologies (8D, DMAIC, or equivalent)
• Ability to interpret and analyze data to validate hypotheses and confirm fixes
• Comfortable operating in fast-paced environments with ambiguous or incomplete information