Senior Diagnostic Engineer - EV

Propel Industries Private Limited; Coimbatore District; On-site; INR 900,000 - 1,500,000; Full time

Job summary

A leading technology company in Coimbatore is seeking a Talent Partner to drive innovation through strategic hiring in EV vehicle diagnostics. The role requires 5-8 years of hands-on experience in EV vehicle diagnostics, with strong skills in EV architecture, CAN diagnostics, and system debugging. Responsibilities include leading diagnostics, resolving vehicle issues, and documenting methodologies. This full-time position offers the opportunity to contribute to cutting-edge projects in the machinery manufacturing and truck transportation industries.

Qualifications

• 5–8 years of hands-on experience in EV vehicle diagnostics, embedded systems, or automotive field support.
• Proven experience working across factory, NPI, and field environments, handling on-road and customer-site issue resolution.
• Strong background in vehicle ECU diagnostics, software/calibration debugging, and system integration.
• Solid capability in software, calibration and integration debugging with RCA methodologies.

Responsibilities

• Lead end-to-end diagnostics of EV trucks.
• Conduct on-site investigations to resolve complex vehicle issues.
• Perform in-depth data analysis of field vehicles.
• Execute calibration and validation of critical vehicle parameters.
• Document field issues, methodologies, and corrective actions.
• Carry out bench-level and vehicle-level testing to reproduce field issues and validate corrective actions prior to deployment.
• Support software releases by validating bug fixes, ensuring field readiness, and maintaining software and calibration version traceability.
• Document field issues, diagnostic methodologies, RCA, and corrective actions for internal stakeholders and service teams.
• Drive continuous improvement by proposing innovative diagnostic methods, tools, and process enhancements based on field learnings.
• Continuously learn, evaluate, and apply emerging diagnostic technologies, tools, and communication protocols relevant to EV systems and field service.

Skills

EV vehicle diagnostics

EV architecture and ECUs

CAN / CAN-FD / LIN diagnostics

software, calibration, and integration debugging

Tools

CAN log analysis tools

Diagnostic software

Job description

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Talent Partner | Construction Equipment & EV Industries | Driving Innovation Through Strategic Hiring

Key Responsibilities – EV Vehicle Diagnostics & Field Support

• Lead end-to-end diagnostics of EV trucks across factory, new product introduction (NPI), on-road operations, and customer sites, covering critical systems such as VCU, BMS, MCU, EBS, BCM, TCU, and related controllers.
• Conduct on-site investigations and resolve complex vehicle issues, including travel to field locations to support deployed vehicles and service teams when required.
• Perform in-depth data analysis of field vehicles using diagnostic tools, CAN logs, telematics data, fault codes, and performance parameters to identify root causes of failures.
• Execute calibration and validation of critical vehicle parameters based on real-world operating conditions and field performance.
• Debug, isolate, and resolve software, calibration, and system integration issues observed in field vehicles.
• Carry out bench-level and vehicle-level testing to reproduce field issues and validate corrective actions prior to deployment.
• Support software releases by validating bug fixes, ensuring field readiness, and maintaining software and calibration version traceability.
• Document field issues, diagnostic methodologies, root cause analysis (RCA), and corrective actions for internal stakeholders and service teams.
• Drive continuous improvement by proposing innovative diagnostic methods, tools, and process enhancements based on field learnings.
• Continuously learn, evaluate, and apply emerging diagnostic technologies, tools, and communication protocols relevant to EV systems and field service.

Must-Have Skills

• Hands‑on experience in EV vehicle diagnostics across factory, field, and customer environments.
• Strong understanding of EV architecture and ECUs (VCU, BMS, MCU, EBS, BCM, TCU) and their system interactions.
• Proficiency in CAN / CAN-FD / LIN diagnostics, including CAN log analysis, fault codes, and DBC interpretation.
• Solid capability in software, calibration, and integration debugging, supported by structured RCA methodologies.

Good-to-Have Skills

• Experience with EV powertrain calibration, drivability tuning, and real‑world performance optimization.
• Exposure to UDS diagnostics, flashing, OTA updates, and software version traceability.
• Familiarity with telematics platforms, cloud dashboards, and fleet data analysis.
• Knowledge of functional safety concepts (ISO 26262) and EV safety‑critical systems.

Experience Level

• 5–8 years of hands‑on experience in EV vehicle diagnostics, embedded systems, or automotive field support, preferably on electric trucks, buses, or commercial vehicles.
• Proven experience working across factory, NPI, and field environments, handling on‑road and customer‑site issue resolution.
• Strong background in vehicle ECU diagnostics, software/calibration debugging, and system integration.
• Experience collaborating with R&D, validation, manufacturing, and service teams to resolve complex field issues and support production readiness.

Seniority level

• Mid‑Senior level

Employment type

• Full‑time

Job function

• Other

Industries

• Machinery Manufacturing and Truck Transportation

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