Mechanical Design Engineer

Location: Date: Jul 22, 2026 Murata Power Solutions is powering what's next in high-performance, sustainable power conversion. We focus on two of the most transformative technology markets: Server, Storage, and Networking (SSN) and advanced automation, including robotics and energy storage. Ranked among the world’s top five suppliers of advanced power electronics, we deliver one of the industry’s widest selections of standard power products and lead in the design of custom, application-specific solutions. Known for the quality of our technology and the strength of our team, Murata Power Solutions offers the opportunity to work with talented engineers and a leadership group committed to growth, innovation, and partnership with many of the world’s leading OEMs. Position Summary At the Westborough, Massachusetts Design Center, our Product Development teams provide solutions to our customers through the design and development of DC-DC and AC-DC power conversion products. In this role, you will: Own mechanical and thermal design of power electronics module utilizing 3-D solid modeling and simulation software which meet new and existing design and performance targets and/or eliminate problems. Design of various components for casting, extrusion and injection molding. Design of electrical test fixtures for engineering and production applications. Job Duties/Responsibilities Design of mechanical package solutions for a variety of power conversion products applying in-depth knowledge of design constraints and a considerable degree of judgment. Application of appropriate worst case and statistical tolerances. Generate detail part and assembly drawings and bills of materials. Create and maintain component and feature models for use in current and future designs Responsible for ensuring the structural and thermal integrity of designs using FEA and thermal simulation (CFD) software Responsible for ensuring designs meet cost, performance, and schedule and applicable product safety (UL, CE, RoHS etc.) requirements. Utilize 3D printers, machine shop equipment and other site resources to rapidly fabricate models and prototypes or rework materials to prove designs concepts. Interface with fabrication vendors to source designs, drive quality and schedules, qualify samples, and commission prototype and production tooling to schedule requirements. Technical interface for outsourced design work such as shipping packaging. Solves assigned technical products, component, or material problems affecting efficient operation and/or manufacture of product designs. Provides feedback to customers and other design functions regarding design issues, quality, materials, etc. Provides support to other engineering functions throughout the life cycle of product, from design through manufacturing and works with team members to resolve design or production problems. Work closely with PCB design, electrical and process engineering to conceptualize and design the entire product electronic packaging for new products. Influences others outside of team to ensure goals are met and resolves conflicts in an effective manner. Must keep up to date with innovations and trends in Mechanical Engineering that apply to Power Electronics. Experience Required Bachelor’s degree in Mechanical Engineering or an equivalent combination of education and experience (0 - 4 years of experience) preferred. Software Experience: MCAD Solid Modelling (Solidworks, Pro-E (Creo), Catia) Some experience in an engineering design or R&D environment desired. Knowledge of Computer Aided Engineering/Simulation software such as FEA and CFD Solid understanding of thermal analysis, cooling methodologies and design of experiments to validate results. Ability to effectively communicate with a variety of internal customers and external vendors. Ability to evaluate, diagnose, and troubleshoot problems. In-depth knowledge of manufacturing processes and equipment used for fabrication of custom metal and plastic components and sub-assemblies including inspection techniques and quality standards. Solid Knowledge of drafting standards such as ANSI/ASME Y14.5M. Ability to apply GD&T principles when appropriate. Good Knowledge of material finishes, cosmetic requirements, etc. Knowledge of reliability and life expectancy principles. Knowledge of related design verification and qualification testing. Operating/Non-Operating shock & vibration Ingress protection per IEC 60529 Demonstrated creative and innovative work is an asset. Work Environment This position is an on-site role, with 1 flex day per week of remote work. Competencies Building and Supporting Teams Communicating Effectively Delivering High Quality Work Evaluating and Implementing Ideas Prioritizing and Organizing Work Supporting Organizational Goals Compensation Data The salary range for this role is $85,000/year - $110,000/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. Compensation and Benefits Our benefit package is comprehensive and includes Medical Insurance; Dental Insurance; Vision Insurance; 401(K); Flexible Spending Accounts; Paid Vacation/Holidays; Short Term Disability; Long Term Disability; Tuition Reimbursement. Nearest Major Market: Worcester