Senior Engineer - BESS-BMS

Hrassistance India Consultancy Llp; Pune District, Bengaluru, Hyderabad; Hybrid; INR 1,800,000 - 3,000,000; Full time

Job summary

Hrassistance India Consultancy Llp seeks an experienced embedded software engineer to lead BMS development for BESS systems, focusing on SOC/SOH/SOP with temperature compensation, balancing, and diagnostics.

You will act as a module lead, guiding team efforts and coordinating with QA to ensure timely, quality delivery meeting customer expectations in a demanding embedded environment.

Qualifications

• Experience with S32K3 MCU and AFE daisy-chaining in BMS platforms.
• Strong knowledge of SOC/SOH/SOP with temperature compensation and balancing schemes.
• Proficient in CAN, TPL/isoSPI, diagnostics, and safety-related features.
• Familiarity with IEC 60730-1, IEC 61508 SIL2, UL 1973 standards and MISRA guidelines.

Responsibilities

• Leads small feature teams, mentors juniors, ensures V&V coverage.

Skills

S32K3 MCU

AFE daisy-chaining

Diagnostics

TPL/isoSPI

CAN

SOC/SOH/SOP with temp compensation

Passive balancing

Active balancing

Fault detection

SIL2 safety concepts

IEC 60730-1

IEC 61508 SIL2

UL 1973

Tools

CI/CD integration

MCAL

Static analysis (MISRA)

Polyspace

HIL testing

SIL testing

CAN tools

Ethernet tools

Modbus tools

Python automation

Job description

Job description

Roles & Responsibilities

You will be part of a passionate embedded software development team who develop BMS Software for BESS systems thereby providing lifeline for critical ecosystems.

You will act as a module lead for the specific modules and thereby play a pivotal role in finishing the jigsaw puzzle.

You are expected to take up assignments proactively and delivering on-time, quality meeting customer expectations.

Mandatory/requires Skills

1. MCU & AFE: Deep expertise with S32K3 family, AFE daisy-chaining, diagnostics.
2. Communication Protocols: Expert knowledge in TPL/isoSPI, CAN.
3. BMS Functions: Advanced SOC/SOH/SOP with temp compensation, passive + active balancing, fault detection (open-wire, leakage, thermal).
4. Functional Safety: Implementation of SIL2-compliant safety mechanisms (CRC, watchdog, memory tests).
5. Standards & Compliance: Active implementation against IEC 60730-1, IEC 61508 SIL2, UL 1973.
6. Tools & Methods: CI/CD integration, MCAL, static analysis (MISRA, Polyspace etc). HIL/SIL testing. CAN, Ethernet, Modbus tools, Scripts (Python Automation).

Leadership

Leads small feature teams, mentors juniors, ensures V&V coverage.