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System Test Engineer- MCU

Date Posted: Oct 07, 2026
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    Location Coimbatore, Tamil Nadu, India
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    Job Type: Full Time/Permanent
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    Apply Before: Dec 07, 2026
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Job Description

Business Unit: EPSMobilityRole: System Tester – MCU (Motor Control Unit)The System Tester for Motor Control Unit (MCU) is responsible for end-to-end verification and validation of motor control systems across bench, HIL/SIL, inverter test rigs, dyno, and vehicle-level environments. The role ensures the MCU meets requirements for functionality, performance, robustness, diagnostics, reliability, and compliance under real-world operating conditions and corner cases.Key ResponsibilitiesCreate and maintain system test strategy, test plans, and test matrices aligned to product requirements.Derive test scenarios from system requirements, use cases, and safety/quality goals.Define test coverage across operating modes (normal, derating, limp-home, fault modes) and environmental conditions.Develop and execute tests for motor control MCU functions, such as:Start/stop sequences, torque/speed control response, mode transitionsRegeneration and braking coordination (where applicable)Thermal derating, voltage/current limitations, and protection behaviorsBuild and automate tests on HIL rigs (e.g., dSPACE/NI/Vector), and bench setups including inverter + motor + load.Develop automated regression suites for repeated validation:Test scripting (Python/CAPL/MATLAB/Simulink Test or tool-specific frameworks)CI-friendly execution and reporting (where applicable)Maintain test artifacts: scripts, configuration files, datasets, and baselines.Qualifications:Bachelor’s/Master’s in Electrical/Electronics, Embedded Systems, Mechatronics, or related.3–8+ years experience in system testing/validation of embedded ECUs (automotive/industrial).Strong understanding of Motor control systems and inverter basics (PMSM/BLDC/IM fundamentals helpful)ECU testing lifecycle, test design techniques, and defect managementHands-on experience with at least one:HIL platforms (dSPACE, NI, Vector, etc.)Bench testing with inverter + motor setups and measurement equipmentComfortable with automotive networks & tools:CAN/LIN/Ethernet, UDS diagnostics, CANoe/CANalyzer (or equivalent)Strong analytical and problem-solving skills.Excellent communication and cross-functional collaboration.Ability to manage multiple integration tasks across vehicle programs.Detail-oriented with a focus on safety, performance, and reliability.Passion for electrification and automotive innovation.L&T Company Overview / About Us:L&T is a USD 30 billion Indian multinational engaged in EPC Projects, Hi-Tech Manufacturing, and Services, operating across multiple geographies. A strong, customer–focussed approach and the constant quest for top-class quality have enabled L&T to attain and sustain leadership in its major lines of business for eight decades.Given L&T’s capability in strategic electronics and leveraging its foray into semiconductor design and well-established capabilities in L&T Technology Services, the business is expanding its offerings to cover industrial electronic modules, products and systems in critical sectors of Power Electronics, Automotive Electronics, Industrial Robotics & Automation, Communication Platforms and Electronic Systems Design & Manufacturing (ESDM). The focus products under Automotive Electronics are ADAS, Electrification & Connectivity related products.

Job details

  • Business: L&T Precision Engineering & Systems IC
  • Location: Coimbatore Campus, Tamil Nadu
  • Experience: 3-6 years
  • CTC range: ₹15,00,000 – ₹16,00,000 a year
  • Skills: Embedded, Embedded Application Testing, HIL, sil mil and hil testing

Source: Larsen & Toubro careers — Read the original posting and apply

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Company Overview

Larsen & Toubro
Larsen & Toubro · Mumbai, Maharashtra, India
2,569 open roles

Larsen & Toubro is an employer in the Construction/Engineering sector with operations in India. This is a directory listing maintained by Kaam Ki Khoj so that candidates can find the organisation; it is not an official company page and Kaam Ki Kh... Read More

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