Suprio Chakraborty
Senior Electronics R&D / Engineering Leader
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About
Electronics R&D and product-development leader with 24+ years of experience across automotive electronics, EV-allied products, railway electronics and lighting systems. Currently leading Electronics R&D at PURFLUX Group and previously served as Head of Electronics at UNO MINDA. Experienced in end-to-end product development, technical leadership, design review, validation, supplier coordination, CAPEX planning and production readiness.
Led multidisciplinary teams of approximately 30 engineers and developed 24+ commercial electronic products.
Experience
Project Lead – Electronics R&D at PURFLUX Group (formerly Sogefi Engine Systems) (2023-04 – Present)
- Head the Electronics development team for customer-centric automotive projects; own budgeting and CAPEX planning for lab and production requirements.
- Provide technical leadership and design reviews across the development team while ensuring compliance with safety regulations and protocols.
- Introduced structured test strategy and review protocols, improving defect detection and reducing validation cycle time.
- Engineered a BLDC motor-based turbo cooling fan and water coolant pump.
- Developed a fuel filter heater with integrated water sensor and a fuel filter choke sensor.
- Collaborate with global suppliers and internal teams to translate product concepts into production-ready designs.
Head of Electronics (HOD) at UNO MINDA – 4W / Lighting Division (2021-10 – 2023-04)
- Supervised engineering, design, PCB layout and CAD drafting activities against client specifications, company standards and automotive codes.
- Managed project design, testing and validation, including proposal development, conceptual design and trade studies.
- Led and mentored a multidisciplinary engineering team of approximately 30 engineers across hardware design, validation and product development.
- Implemented process-efficiency initiatives that reduced design re-work and improved time-to-market.
- Delivered customer-driven automotive signal LED lighting and an automotive infotainment ambient-light sensor; designed test jigs to reduce field-failure rates.
Consultant – Development & Operations at ARV India (2017-04 – 2021-09)
- Owned end-to-end development of Indian Railways electronics including BLDC coach fan and driver systems, coach lighting and safety systems; secured RDSO, ICF and RITES approvals.
- Localized advanced global technologies, achieving cost reduction while maintaining reliability benchmarks.
- Engineered and validated a railway coach fire safety and control unit and coach lighting electronics with relay control.
- Developed a 110V DC, 30W BLDC carriage fan, a 56V/6A (450W) EV two-wheeler battery charger and a 48V-to-12V, 10A DC-DC converter.
- Designed Li-ion chargers (12V–24V) and a BMS charger/controller for VRLA batteries (12V–24V).
GM – R&D (LED Lighting) at Shilpi Cable Technologies (2016-04 – 2017-03)
- Led PCB and LED product development, including BIS-approved solar street lighting systems.
- Directed R&D strategy, supplier collaboration, CAPEX planning and full life-cycle documentation from concept to process audit.
- Strengthened supplier quality programs and introduced in-house material testing, increasing component reliability.
GM – R&D at Delta Electronics (2012-05 – 2016-03)
- Led end-to-end development of customer-driven lighting solutions, including testing, validation and cost optimization.
- Reduced product failure rates based on client and market feedback.
Head – R&D at Goldwyn Limited (2010-06 – 2012-05)
- Directed R&D for LED drivers (1W–150W), T8 tube lights and microcontroller-based lighting systems.
- Designed solar home-light systems with integrated dimming and mobile-charging features deployed in multiple states.
- Oversaw product certification (MNRE, EMI, UL, CE) and established an in-house compliance lab.
Sr. Manager at Neo Light ZKW (2007-04 – 2010-06)
- Led Automotive Lighting R&D for premium OEM clients, coordinating hardware design and DFMEA execution.
Asst. Manager R&D at NTL Electronics India Ltd. (2004-07 – 2007-03)
Project Engineer at Pentair Waters (2000-11 – 2004-05)
- Hardware design and component development.
Research Associate at IIT Delhi (1998 – 2000)
- Research and academics.
Education
Master of Science in Physics – Magadh University, Bihar (1996)
Bachelor of Science in Physics – Magadh University, Bihar (1993)
