Device - Software Engineer (Functional Safety)

About the role

Device - Software Engineer (Functional Safety) at SPAN. Safety architecture & partitioning — isolating safety-critical code on ARMv8-M TrustZone (Secure / Non-Secure) and MPU privilege levels; defining safety.

What you'll do

• Safety architecture & partitioning — isolating safety-critical code on ARMv8-M TrustZone (Secure / Non-Secure) and MPU privilege levels; defining safety
• Diagnostics & self-tests — integrating the ST Self-Test Library (CPU register, clock, incremental Flash CRC and March-C RAM tests)
• PCS safety functions — feeder and busbar protection, grid-outage detection and PLL/grid transitions, power and voltage rationality checks, relay feedback verification
• Safe inter-module communication — CAN heartbeat supervision and safety-message redesign with CRCs, receiver addressing and sequence numbers
• Process & documentation — software FMEA, Jama requirement-to-code traceability, coding standards audits, and the Annex H deliverables (development plan

What you need

• 2–3 years in software engineering
• Git
• C++
• Unit testing
• Embedded C
• FMEA
• C
• B.Tech or B.E.

Good to have

• Python
• Test automation
• Wiring