Senior Principal / Technical Director Power Conversion System Architecture

Senior Principal / Technical Director – Power Conversion System Architecture

Stream: Power BU

Reporting: Business Head -Power BU

Overview / Detailed Job Summary

The Senior Principal / Technical Director – Power Conversion System Architecture will be the senior technical leader responsible for defining and driving advanced AC-DC and DC-DC power-conversion architectures for Data Center and Industrial markets.

The role will bridge customer system requirements, power-conversion architecture and semiconductor product definition, ensuring that the Power BU develops competitive and differentiated solutions addressing future market requirements.

This position requires a combination of deep power-electronics expertise, hands-on system development experience, semiconductor understanding and senior-level customer engagement.

The individual will operate as a senior technical authority and will influence product and technology direction while mentoring System Architects.

Key Responsibilities

Role and Responsibilities:

System Architecture

• Lead architecture definition for advanced AC-DC and DC-DC converters, including isolated and non-isolated power conversion.
• Evaluate and select optimum converter topologies based on:
• Efficiency
• Power density
• Switching frequency
• Thermal performance
• Reliability
• EMI/EMC
• System cost
• Define system-level specifications and architecture trade-offs.
• Drive architecture from concept through simulation, prototype development and validation.
• Conduct technical feasibility and architecture reviews for new programs.

2. Semiconductor Product Definition

Translate system-level requirements into specifications for semiconductor products and technologies.

Work closely with Product Management, IC Design, Power Device, Packaging and Application teams to define requirements for:

• Power semiconductor devices
• Power Management ICs
• Controllers
• Integrated Power Stages
• Power Modules
• Protection solutions
• Advanced packaging and integration technologies

Ensure that new product definitions are based on clear customer requirements, system benefits and competitive differentiation.

3. Data Center & Industrial Power Expertise

Provide technical leadership for power-conversion requirements associated with:

• Data Center and computing infrastructure
• Server power
• High-density power supplies

The candidate should understand emerging trends in high-efficiency, high-frequency and high-power-density power conversion.

4. Technology Leadership & Innovation

• Track technology trends across power conversion and power semiconductors.
• Identify future system challenges and translate them into technology opportunities.
• Evaluate new converter architectures, semiconductor technologies, control techniques, magnetics and packaging concepts.
• Generate differentiated system concepts and contribute to patents and technical IP.
• Support make/partner/license technology assessments where required.
• Develop relationships with relevant universities, research institutes and technology partners.

5. Modeling & Hardware Validation

• Lead system-level modelling and simulation.
• Guide converter loss, efficiency, thermal and switching analysis.
• Drive proof-of-concept and reference hardware development.
• Correlate simulation results with laboratory measurements.
• Guide optimization of semiconductor devices, control, magnetics, layout, parasitic and thermal design.
• Establish technical methodologies and design guidelines for power-conversion development.

6. Customer Technical Interface

• Act as a senior technical interface with strategic customers.
• Engage with customer System Architects, Fellows, Distinguished Engineers and senior R&D teams.
• Understand future system requirements and identify corresponding semiconductor opportunities.
• Lead customer architecture workshops and technical deep-dives.
• Support strategic customer engagements and design-in activities.

7. Technical Leadership & Mentoring

• Serve as a technical authority for power-conversion architecture within the Power BU.
• Mentor System Architects and senior engineers.
• Lead critical technical and architecture reviews.
• Develop technical competency across the organization.
• Support recruitment and technical assessment of senior engineering talent.
• Coach and develop future technical leaders.

Required Experience and Qualifications

• 15+ years of industry experience in Power Electronics / Power Conversion.
• M.Tech / MS / PhD in Electrical Engineering, Power Electronics or related field.

Technical and Soft Skills

• Strong expertise in AC-DC and DC-DC converter architecture.
• Strong knowledge of both isolated and non-isolated converter topologies.
• Hands-on experience designing and validating power-conversion hardware.
• Strong understanding of power semiconductor devices and switching behavior.
• Ability to translate system requirements into semiconductor product requirements.

Strong knowledge of several of the following:

• PFC
• Resonant converters
• Multiphase converters
• High-frequency power conversion
• Analog/digital control
• Magnetics
• Thermal design
• EMI/EMC
• PCB/package parasitics
• Experience with GaN, SiC and/or advanced Silicon power technologies.
• Experience with PLECS, SPICE, MATLAB/Simulink or similar simulation tools.
• Ability to translate system-level challenges into semiconductor product requirements.

Strong technical communication and customer engagement skills.