Diagnostics Engineer

Tata Technologies Ltd.; Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Tata Technologies Ltd. is seeking an experienced Diagnostics Engineer to lead automotive diagnostics, UDS implementation, and EE system diagnostics across multiple domains.

Role involves developing diagnostic functions, managing DTCs/DIDs/sessions, and supporting HIL/SIL/vehicle testing while troubleshooting CAN/LIN/FlexRay/Ethernet networks and handling flashing and fault analysis with OEM-standard documentation.

Qualifications

• Experience in automotive diagnostics and UDS implementation.
• Familiarity with DTCs, DIDs, and diagnostic sessions.
• Experience with CAN,LIN,FlexRay and Ethernet networks.
• Experience with HIL/SIL testing and vehicle testing.
• Root cause analysis using logs and traces.

Responsibilities

• Develop and validate diagnostic functions based on UDS (ISO 14229).
• Define and manage DTCs, DIDs, and diagnostic sessions.
• Perform root cause analysis using logs and traces.
• Support testing (HIL/SIL/vehicle) and troubleshoot networks (CAN/LIN/FlexRay/Ethernet).
• Use tools for flashing and fault analysis, ensure OEM standards.
• Maintain diagnostic documentation and reports.

Skills

UDS ISO 14229

OBD II

Diagnostics protocols

CANoe/CANalyzer

Diagnostic tools

ECU architecture

EE systems

DTC lifecycle

Flashing concepts

Fault handling

Education

BE/B.Tech/M.Tech in Electrical/Electronics/Automotive/Mechatronics

Tools

CANoe/CANalyzer Tools

Job description

We are looking for an experienced Diagnostics Engineer with strong expertise in automotive diagnostics, UDS implementation, and vehicle EE systems across multiple domains.

Key Responsibilities

Develop and validate diagnostic functions based on UDS (ISO 14229), define and manage DTCs, DIDs, and diagnostic sessions, perform root cause analysis using logs and traces, support testing (HIL/SIL/vehicle), troubleshoot across CAN/LIN/FlexRay/Ethernet networks, use tools for flashing and fault analysis, ensure compliance with OEM standards, support SOP and field issue resolution, collaborate with cross-functional teams, and maintain diagnostic documentation and reports.

Required Skills

Strong knowledge of UDS (ISO 14229), OBD II, diagnostics protocols, experience with CANoe/CANalyzer and diagnostic tools, understanding of ECU architecture and EE systems, DTC lifecycle management, flashing/reprogramming concepts, and fault handling.

Preferred

OEM/Tier1 experience, exposure to multiple domains (Powertrain, Body, Chassis, ADAS, Infotainment), knowledge of functional safety or cybersecurity diagnostics, strong stakeholder coordination.

Education

BE/B.Tech/M.Tech – Electrical / Electronics / Automotive / Mechatronics.