Master Technician - Senior Diagnostic

Department

Aftersales / Technical Services / Workshop Operations

Reports to

Workshop Manager / Technical Manager / Service Manager

Experience

Approx. 6-12 years; minimum 4-5 years in premium OEM diagnostics

Location

Role Summary. The Master Technician is the workshop s senior diagnostic authority, responsible for resolving complex premium-vehicle faults, managing escalations, performing advanced ECU programming and network diagnostics, and mentoring other technicians.

Key Responsibilities

- Diagnose escalated, intermittent, cross-domain and network-related vehicle faults.
- Perform complex ECU programming, coding, software updates and adaptations.
- Troubleshoot CAN/LIN communication, gateway and module-network faults.
- Lead technical escalations and prepare structured cases for OEM support where required.
- Capture and interpret diagnostic logs and traces.
- Mentor junior and mid-level technicians on diagnostic process, tools and quality standards.
- Maintain accurate job-card, warranty and technical documentation.
- Coordinate with Service Advisors, Parts, Warranty and OEM technical teams.




- Follow workshop quality, safety, ESD and high-voltage procedures.

Preferred Skills

- OEM Master Technician or equivalent certification.
- Experience with XENTRY, ISTA, ODIS, PIWIS or equivalent OEM tools.
- UDS / ISO 14229 awareness; ODX familiarity.
- CANalyzer, CANoe or equivalent network-analysis exposure.
- ADAS calibration and EV/high-voltage safety awareness. Qualifications

Required Qualifications

- Diploma or B.Tech in Automobile, Electrical or Electronics Engineering.
- Hands-on premium OEM diagnostic experience.
- Proven ECU programming/coding and advanced CAN diagnostic capability.
- Experience with complex diagnostic case handling and technical documentation.
- Solid communication and mentoring capability.

Disclaimer: This job posting and Location has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Sr Diagnostic Software Support Engineer (Chennai)
🏢 MSX INTERNATIONAL
📍 Chennai