Electrical Systems Integration & Diagnostics Engineer

Pentangle Tech Services | P5 Group; Columbus (IN); On-site; USD 85,000 - 110,000; Full time

Job summary

Pentangle Tech Services | P5 Group seeks an experienced electrical systems specialist focused on commercial vehicle drive systems and battery architectures. You will diagnose, validate, and optimize CAN communications, wiring harness reliability, and power electronics interfaces to improve real-world performance.

Ideal candidates combine hands-on debugging with data-driven problem solving and strong familiarity with electrical architectures and diagnostics in fast-paced environments.

Qualifications

• Hands-on electrical troubleshooting in automotive or commercial vehicle systems.
• Deep understanding of wiring harness failure modes and field diagnostics (HV and LV).
• Experience with CAN tools, data logging, and network-level debugging.
• Familiarity with control hardware, including sensors, actuators, modules and power electronics.

Skills

Electrical troubleshooting

CAN tools & data logging

Wiring harness design

HV/LV architectures

Diagnostics & fault codes

Structured problem solving

Sensors & actuators

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