Senior Electrical Engineer – Proton Therapy Subsystems Lead

Mevion Medical Systems; Littleton (MA); On-site; USD 140,000 - 190,000; Full time

Job summary

Mevion Medical Systems is seeking a Sr. Electrical Engineer to lead advanced electrical subsystems for the MEVION S250 proton therapy platform. You will guide senior engineers, own design verification, and ensure safety and reliability across the product lifecycle.

This role requires hands-on experience with high-voltage power electronics, PCB design, and integrated system testing while collaborating with multidisciplinary teams. Expect domestic and international travel as needed.

Qualifications

• BS EE required with 10+ years experience in product design and development.
• MS EE acceptable with 7+ years in a complex product setting.
• Experience in design verification, documentation, and development stages.

Responsibilities

• Leads electrical subsystem design including power electronics and HV systems.
• Performs schematic capture, layout review for complex assemblies.
• Develops test plans, failure analysis, and verification protocols.
• Maintains electrical design docs: schematics, BOMs, and change orders.
• Provides mentorship to junior engineers on design methods and standards.
• Collaborates with mechanical, software, and physics teams for integration.
• Troubleshoots electrical issues in manufacturing, commissioning, and field.
• Ensures safety and EMC compliance per IEC 60601 and related standards.
• Willing to travel 5-10% domestically and internationally.

Skills

Power electronics

Schematic & PCB layout

High-voltage design

Circuit simulation

Project leadership

EMC & safety awareness

Education

BS EE

MS EE

Tools

Altium

OrCAD

SPICE

Job description

Mevion Medical Systems is seeking a Sr. Electrical Engineer to lead advanced electrical subsystems for the MEVION S250 proton therapy platform. You will guide senior engineers, own design verification, and ensure safety and reliability across the product lifecycle.

This role requires hands-on experience with high-voltage power electronics, PCB design, and integrated system testing while collaborating with multidisciplinary teams. Expect domestic and international travel as needed.