We are seeking an Embedded Software Developer to design and develop safety-critical software for the European Train Control System (ETCS). The role involves working on real-time embedded platforms to ensure safe train operation, speed supervision, and signaling compliance as per European railway standards.

Please find the below JD details for the required position-

Role & responsibilities

- Design and develop embedded software using C/C++ for safety critical systems

- Implement core functionalities such as:

- Safety critical system principles of trackside and/or onboard systems understanding

- ETCS ATP functions requirements gathering

- ETCS ATP functions implementation in accordance with SIL4 safety lifecycle and MISRA C coding guidelines

- Design of ATP functions for Implementation of requirements and traceability

- Module, Unit and System level testing

- Risk assessment and safety case

- Involvement in system safety certifications with ISA

- Work on bare metal, real-time operating systems (RTOS) and embedded firmware

- Ensure compliance with CENELEC standards (railway safety standards)

- Prepare technical documentation (SRS, SAD, SWRS, SDD, test specifications, traceability matrix)

- Collaborate with system engineering, hardware, validation, and certification teams

Preferred candidate profile

Technical Skills

- Strong programming skills in C/C++ (mandatory)

- Strong knowledge in Microcontroller and Microprocessors

- Hands on experience in interfacing COTS modules (such as GPS, GSM)

- Robust knowledge in Ethernet and security

- Experience in embedded systems development (ARM Cortex, microcontrollers)

- Hands-on experience with RTOS(e.g., FreeRTOS, VxWorks, QNX)

- Knowledge of communication protocols: UART, SPI, I2C, CAN, Ethernet, USB, AD-Bus

- Understanding of real-time constraints and deterministic systems

- Basic electronics knowledge for Hardware debugging

- Experience in ATP system development

- Experience in CENELEC (V model) lifecycle or ASIL-D or DO-178C

Additional Skills

- Knowledge of Railway systems

- Train control & protection logic

- Understanding of fail-safe and redundancy concepts

Tools & Technologies

- IDEs: Keil, IAR, Eclipse

- Version Control: Git / SVN

- Debugging: JTAG, Wireshark

Educational Qualification

- B.Tech in Electronics and Communications

Role & Responsibilities

- Design and develop embedded software in C/C++ for safety-critical railway systems (ETCS onboard and/or trackside EVC/RBC interfaces)





- Implement ETCS ATP functionalities in compliance with SIL-4 safety lifecycle, MISRA C/C++ guidelines, and project safety plans

System Engineering & Cross-Domain Responsibilities

- Contribute to system-level architecture and allocation, including HW/SW partitioning

- Perform requirements engineering: analysis, decomposition, allocation,and clarification of ETCS ATP requirements

- Ensure end-to-end traceability (System Software Code Test Validation evidence)

- Interface with hardware teams for board bring-up, integration, and debugging

- Participate in system integration activities, including lab and field validation

Safety Engineering & Certification

- Perform hazard analysis and risk assessment (PHA, SHA, FMEA/FMECA, FTA as applicable)

- Define and verify safety requirements and safety mechanisms (fail-safe states, redundancy, diagnostics)

- Support Functional Safety Testing (FST), including scenarios requiring deep hardware-software interaction

- Contribute to safety case development (evidence generation, justification,compliance demonstration)

- Actively participate in ISA (Independent Safety Assessor) audits, including:

- Technical clarification sessions

- Review support and evidence presentation

- Technical Note (TN) analysis and closure

Software Development & Verification

- Develop software on bare-metal and RTOS-based platforms ensuring deterministic and real-time behavior

- Implement and integrate communication interfaces and protocols, including ETCS-specific interfaces where applicable

- Perform:

- Static analysis and code reviews (MISRA compliance)

- Unit, module, integration, and system testing

- Debugging on target hardware using standard tools

Compliance & Documentation

- Ensure compliance with CENELEC standards:

- EN 50126 (RAMS lifecycle)

- EN 50128 (software)

- EN 50129 (safety case)

- Prepare and maintain engineering and safety documentation, including:

- SRS, SWRS, SAD/SDD

- Interface specifications (ICDs)

- Test specifications and reports

- Traceability matrix (bi-directional)

- Safety analysis reports (FMEA, FTA, etc.)





Collaboration

- Work closely with system engineering, hardware, V&V;, RAMS, and certification teams

- Participate in design reviews, safety reviews, and audits

Preferred Candidate Profile

Core Technical Skills

- Strong proficiency in C/C++ (mandatory) for embedded systems

- Strong knowledge of microcontrollers/microprocessors (ARM Cortex or equivalent)

- Experience with bare-metal and RTOS-based development (QNX, VxWorks, FreeRTOS)

- Deep understanding of real-time systems and deterministic execution

- Strong experience in hardware-software integration and debugging

Hardware & Interface Exposure (Mandatory for this Role)

- Hands-on experience with board-level debugging (oscilloscope, logic analyzer, JTAG)

- Experience interfacing with COTS modules (e.g., GPS, GSM-R/communication modules, sensors)

- Strong understanding of:

- Digital interfaces: UART, SPI, I2C, CAN

- High-speed interfaces: Ethernet, USB

- Basic understanding of signal integrity, timing, and embedded hardware constraints

Safety & Railway Domain Expertise

- Experience in ETCS / ATP system development (highly preferred)

- Strong understanding of:

- Train control & protection logic (movement authority, supervision, braking curves)

- Fail-safe principles,redundancy, and fault-tolerant design

- Hands-on experience with:

- FMEA / FMECA / FTA / hazard analysis

- Safety lifecycle (CENELEC V-model)

- Exposure to ISA audits, safety case preparation, and TN closure

Standards & Compliance

- Strong familiarity with:

- CENELEC EN 50126 /50128 / 50129

- MISRA C/C++ guidelines

- Exposure to equivalent safety domains is acceptable:

- ISO 26262 (ASIL-D)

- DO-178C (DAL A/B)

Tools & Technologies

- IDEs: Keil, IAR, Eclipse,CCS

- Version Control: Git / SVN

- Debugging & Analysis:

- JTAG / Trace tools

- Oscilloscope / Logic analyzer

- Protocol analyzers (e.g.,Wireshark)

- Requirements & Safety Tools:

- IBM DOORS, Polarion

Educational Qualification

- Bachelors Degree in Electronics & Communication Engineering (ECE), Electrical Engineering, or related field

Key Expectations (Critical for Selection)

- Ability to work beyond software into system-level problem solving

- Capability to defend design decisions during ISA audits

- Strong ownership of safety, traceability, and compliance artifacts

- Hands-on approach to hardware–software integration and validation

📌 Embedded Software Developer (Hyderabad)
🏢 Medha Servo Drives
📍 Hyderabad