Senior Electrical Design Engineer

Murata Group; Westborough (MA); Hybrid; USD 129,000 - 150,000; Full time

Job summary

Murata Group in the United States, MA, Westborough, is seeking an experienced engineer to design and develop leading-edge DC/DC power conversion products with emphasis on reliability, density and efficiency. You will work on high-frequency converters, guide junior staff, and ensure design integrity from concept to production.

The role requires expertise in power electronics, digital control, and PCB ECAD tools, with on-site work and one flex remote day per week.

Qualifications

• BSEE with 4 years, MSEE with 3 years or Ph.D. with 1 year in designing & developing high-frequency, high-density DC/DC power converters.
• 2+ years in product development from concept to prototyping to manufacturing production.
• Experience with design simulation tools and PCB ECAD tools.
• Knowledge of high-frequency switching power supply design including topology and EMI/RFI.
• Experience in digital control via embedded controllers and firmware.
• Team leadership or coaching experience is an asset.

Responsibilities

• Design DC/DC converters/modules using novel topologies including digital control and WBG devices (cc100W – 2KW).
• Lead and coach junior engineers and technicians on engineering tasks.
• Review PCB layouts and design documents before release for procurement or production.
• Research new technologies for future product needs.
• Estimate man-hours for quotations and ROI analyses.
• Write engineering requirements, test plans, and validation reports.
• Model and simulate complex circuits; select topologies and evaluate performance targets.
• Design circuits (power, control, supervisory, regulatory), create schematics and CAD docs.
• Test prototypes, ensure specs, and support product qualifications.
• Coordinate with suppliers, document new technology information.

Skills

DC/DC design

Digital control

WBG devices

PCB layout/ECAD

Power electronics topologies

Circuit modelling/simulation

Thermal & packaging

Cross-functional teamwork

Leadership/mentoring

Documentation

Education

BSEE + 4 yrs / MSEE + 3 yrs / PhD + 1 yr

Tools

Orcad

Altium

MathCAD

PSpice

SIMPLIS

Job description

**Experience in designing DC-DC power conversion products is required.

*Recent PhD graduates with academic or research experience in the design of AC-DC, DC-DC, power conversion products are encouraged to apply.

Position Summary

Responsible for the design and development of leading-edge power conversion products with a focus on DC/DC converters achieving: - reliability, productivity, lowest cost, and raising the bar on power density and efficiency.

Job Duties/Responsibilities

• Design of DC/DC converters/modules utilizing novel topologies including digital control and WBG devices (cc100W – 2KW)
• Lead and coach junior engineers and technicians in various engineering assignments.
• Review PCB layouts & other design documents prior to their releases for procurement or production.
• Research new technologies for future product needs.
• Suggests technical approaches and estimated man-hours to support quotations and ROI analysis.
• Write engineering requirements documents, test plans, and validation reports.
• Empirically models and simulates complex circuits.
• Propose circuit topology, perform loss budget, evaluate performance targets, estimate product cost from a given product spec or market requirement document.
• Design circuits (power, control, supervisory, regulatory), select components, create schematic and necessary documents to facilitate CAD layout.
• Test and debug prototypes to ensure the design meets all required specifications.
• Support product qualifications to ensure design integrity. Determine root cause and implement corrective actions to close all issues found.
• Ensure that all product designs meet their intended design specifications and comply with all appropriate engineering guidelines and requirements, including safety standards.
• Generate relevant documentation to support design, manufacturing, and the marketing of products.
• Liase with suppliers and coordinate new technology information.

Experience Required

• BSEE with 4 years, MSEE w/ 3years or Ph.D. with 1 years’ experience in designing & developing high-frequency, high-density DC/DC power converters preferred.
• Minimum 2 years in product development, with evidence of successful concept, to prototyping, to manufacturing production preferred.
• Solid experience with MathCAD, PSpice, SIMplis or other design simulation software tools.
• Experience with PCB ECAD tools (Orcad, Altium).
• Knowledge of and experience in all facets of high frequency high-density switching power supply design including circuit topologies, control theories, loop compensation, magnetics design, EMI/RFI, supervisory functions, and PCB layout
• Experience in power conversion topologies and methodologies; Buck, Boost Flyback, Resonant, LLC, ZVS, Synchronous.
• Possess good understanding of thermals, mechanical and packaging challenges.
• Possess knowledge of high-volume manufacturing technologies and production variances.
• Work well with cross-functional teams.
• Demonstrate analytical/problem solving skills and ability to guide critical decisions.
• Experience in digital control via embedded controllers and associated firmware.
• Good understanding in the theory, design, construction and implementation of magnetics both embedded and SMT versions.
• Solid foundation in PCB layout, component placement and routing.
• Previous experience in leading and coaching team members is an asset.

This position is an on-site role, with 1 flex day per week of remote work.

Compensation Data

The salary range for this role is $129,000/year - $150,000/year.

The salary range listed is based on market data and internal benchmarks. Actual compensation may vary depending on a candidate’s experience, skills, and qualifications.