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    Job · 22132985

    Trunexa Pvt. Ltd. logo

    Lead Electronic Hardware Design Engineer

    Trunexa Pvt. Ltd. · Mumbai · onsite · Posted 1d ago

    ₹8.0L - ₹17.0L PA5–10 yrsfulltimeSourced fromNaukri

    About a minute. You'll make an account on the way through.

    About this role

    Lead Electronic Hardware Design Engineer



    About the Role:


    We are looking for a Lead Electronic Hardware Design Engineer to own the architecture and development of our product portfolio: EV chargers (EVSE), ticket validators, edge compute platforms and payment terminals. You will take hardware from concept to certified, production-ready product, work closely with firmware, mechanical and compliance teams, and mentor junior engineers.


    EVSE | Ticket Validator | Edge Compute | Payment Hardware


    Roles and Responsibilities

    • Product Innovation: Conceptualize, research and design hardware for EVSE (AC and DC fast charging), ticket validators, edge compute devices and payment terminals.
    • Technical Leadership: Mentor engineers, run design reviews, and set standards for design, documentation and testing.
    • EVSE and Power Electronics: Design control, metering, protection and communication boards, including pilot/CCS/CHAdeMO interfaces, isolation, contactor control and insulation monitoring.
    • Edge Compute and Connectivity: Design SoM/SoC-based boards with high-speed interfaces (DDR, USB, SATA, Ethernet, PCIe, MIPI), LTE/Wi-Fi/BLE/NFC/GNSS modules and low-noise analog front ends.
    • Payment and Validator Hardware: Integrate card readers (contact, contactless, magstripe), secure elements, tamper-detection circuits, displays and barcode/QR/NFC readers, with secure interfaces to the host processor.
    • Execution: Own schematic capture, PCB layout (high-speed, mixed-signal, power, RF), board bring-up, debugging, DFM/DFT and handover to manufacturing.
    • Thermal Design and Validation: Design for thermal efficiency from the start. Validate real board behavior using thermal imaging, sensor logging and chamber/soak testing. Find hotspots and root causes, and fix them through layout, components, copper/vias, heatsinking, airflow, enclosure changes and derating. Drive thermal sign-off against component limits and certification temperature-rise requirements.
    • Certification Ownership: Define the compliance plan for each product type and design for it from day one. Work with labs and ODMs through pre-compliance, testing, failure analysis and final approval.
    • Documentation: Maintain schematics, BOMs, design calculations, test and thermal reports, risk files and certification dossiers.

    Desired Candidate Profile

    • Education: B.Tech, M.Tech or PhD in Electrical/Electronics Engineering, Computer Engineering or equivalent.
    • Experience: Minimum 7 years of hands-on hardware design, including at least 2 shipped, certified products in the EV charging, payment or embedded/edge domain.
    • Technical Foundation: Strong command of analog, digital, power and microcontroller/microprocessor design, and of high-speed and mixed-signal PCB layout.
    • Thermal Expertise: Proven ability to measure, diagnose and fix thermal problems on high-power or enclosed products, and to deliver verified fixes.
    • Tools: Altium, OrCAD, Cadence, KiCad or equivalent; signal-integrity and thermal simulation tools (Icepak, Flotherm or equivalent).
    • Personal Attributes: Problem-solving mindset, attention to detail, disciplined documentation, and comfort working with external labs, ODMs and vendors.

    Certification Experience

    Hands-on experience in at least two of the areas below is required; more is preferred.

    Product


    Certifications and Standards


    Thermal Requirements

    EVSE (AC/DC)


    UL 2594, UL 2202, UL 2231, IEC 61851-1/-23, IEC 62196, CE/FCC, BIS/AIS-138, IS 17017, OCPP and ISO 15118 conformance, metering regulations


    Temperature-rise testing, connector/cable temperature limits, over-temperature protection

    Ticket Validator


    FCC/CE/BIS EMC and radio, NFC (ISO 14443, EMVCo L1 contactless), transit standards, GMS (via ODM) if Android-based, IP/IK ratings


    Operating temperature range, sunload, touchable surface limits

    Edge Compute


    FCC/CE/BIS EMC, IEC 62368-1, PTCRB/GCF, WPC/TEC, ESD/surge, vibration


    Thermal throttling behavior, sustained full-load testing

    Payment Terminal


    EMVCo L1 (contact and contactless), PCI PTS POI, PCI PIN, tamper resistance, secure boot and key injection, card-brand approvals


    Operating temperature range, touchable surface limits

    Key Skills

    • Design: Digital/analog/power PCB design, board bring-up, RF and antenna integration, microcontrollers/microprocessors, AC-DC, DC-DC and PFC, isolation, creepage and clearance, EMC-aware layout.
    • Interfaces: UART, SPI, I2C, CAN, RS-485, Modbus, USB, Ethernet, NFC/RFID, cellular/Wi-Fi/BLE.
    • Thermal: Copper pours, thermal vias, TIMs, heatsinks, airflow, power loss estimation, junction temperature calculation, thermal simulation, IR imaging, thermocouples, chamber testing and derating.
    • Testing: Oscilloscopes, logic analyzers, spectrum and power analyzers, EMC pre-compliance, HALT/HASS, DVT/PVT, FMEA.

    Good to Have

    • Experience with ODMs and contract manufacturers.
    • Firmware/Linux bring-up and secure boot familiarity.
    • Experience with US, EU and India certification labs.
    • Thermal failure analysis, and passing temperature-rise tests within one or two attempts.

    Sourced from naukri

    Skills

    pcb designingSchematic DesignCircuit designingPower electronicsHigh Speed Design

    Lead Electronic Hardware Design Engineer · waiting for your command