Senior R&D Engineer (Navi Mumbai)

Senior R&D Engineer (Navi Mumbai)

21 Oct
|
Vireontech
|
Navi Mumbai

21 Oct

Vireontech

Navi Mumbai

About the role

Vireon is building power distribution hardware and an industrial intelligence platform that helps factories run safely, efficiently and reliably, by combining IoT hardware, edge computing and data science. Our devices turn raw current and voltage waveforms into power-quality intelligence, motor and pump health diagnostics, and real-time protection decisions. They run on custom hardware deployed across thousands of industrial panels in India.

This role owns our motor and pump diagnostics product line end to end. You'll define and verify the measurement chain, and develop and implement the signal-processing algorithms. You'll build the test bench and take the product through pilots in operating plants. You'll be the person who decides whether the hardware is positive enough, and who proves it on real motors and pumps.

Our embedded team owns firmware and connectivity. You'll work closely with them, but deep firmware or networking experience is not required.

What you'll work onSensing and measurement chain

- Specify and verify the signal chain: CTs, Rogowski coils and voltage dividers, analog front ends, high-resolution ADCs, sampling and anti-alias filtering.
- Characterise sensors: CT ratio and phase error across load and temperature, re-clamp repeatability, burden and saturation.
- Own the accuracy and gain-stability error budget, from sensor to reported value.

Signal processing and algorithms

- Develop diagnostic algorithms for motors and pumps from current and voltage signatures: spectral and envelope analysis, slip and speed estimation, fault sidebands and broadband floor estimation.
- Design digital filters,



decimation chains and windowing for in-band accuracy and rejection of VFD switching content.
- Implement DSP on microcontrollers: port algorithms from Python prototypes to C on Cortex-M, with test vectors that prove both give the same answer.
- Work with our research team on detection methods with a controlled false-alarm rate.

Hardware verification and test bench

- Write test plans for every hardware build and execute them: signal fidelity, inter-channel phase, crosstalk, noise floor, clipping, thermal drift and long-duration soak.
- Specify, build and run a motor test rig: controllable flow and suction conditions, torque measurement, reference power analysers, VFDs and seeded faults such as cavitation, clogging and wear.
- Review ODM and vendor deliverables (schematics, test reports) against the measurement requirements.

Field pilots and ownership

- Plan and run pilots in customer plants: site surveys, installation drawings for each starter type (DOL, star-delta, soft-starter, VFD), safe installation with plant electrical teams, and data capture.
- Review findings with plant reliability teams and write pilot reports that plant heads trust.
- Debug measurement issues on live panels at customer sites.
- Document measurement specifications, test procedures and installation guides.

Must have

- B.E./B.Tech in Electrical Engineering.



An M.Tech/M.E. in power electronics and drives, electrical machines or power systems is preferred.
- 5+ years of hands-on work with electrical machines, including high-power motors (30 kW and above) on test beds, in manufacturing or in plants.
- Solid understanding of induction motors: equivalent circuit, slip, torque–speed behaviour, and operation on DOL, star-delta, soft-starter and VFD supplies.
- Power-quality fundamentals in practice: harmonics, unbalance, sequence components, and hands-on use of PQ analysers (Fluke, Hioki, Dranetz, Elspec or similar).
- Sensing and measurement: CTs, PTs, Rogowski coils and shunts; phase error, burden, isolation and calibration traceability.
- ADCs and digital filtering: delta-sigma converters, FIR/IIR filters, decimation, windowing and leakage, FFT and spectral analysis, envelope analysis.
- DSP implementation in C on microcontrollers or DSPs (CMSIS-DSP, TI C2000 or similar).
- Power system protection and electrical safety: CT/PT safety, earthing, arc-flash awareness, LOTO and permit-to-work in live MCCs.
- Python (NumPy/SciPy) or MATLAB for data analysis.

Good to have

- Published work or a thesis on fault diagnosis or condition monitoring.
- Centrifugal pumps: pump and system curves, BEP, NPSH, ISO 9906 testing.
- Motor test beds, dynamometers or IEC 60034 type testing.
- Metering AFEs (ADE9000 class), protection relays or energy-meter design.
- Standards: IEC 61000-4-7/4-30, IEEE 519, IEC 62053, IEC 61439.
- Running field trials or pilots with industrial customers.

Pay: From ₹1,800,000.00 per year

Work Location: In person

📌 Senior R&D Engineer (Navi Mumbai)
🏢 Vireontech
📍 Navi Mumbai

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