Principal Engineer, Electrical Engineer

Butterfly Network • Burlington, MA

5d • Hybrid

About The Position

The Principal Electrical Engineer is a senior technical leader responsible for developing Butterfly’s industry leading ultrasound products from concept to commercial launch and production scale-up. Responsibilities include, but are not limited to, defining electrical architectures, defining component and system level requirements, setting engineering standards, and solving the most complex technical challenges across products and systems. This role combines deep hands-on expertise with technical leadership, mentorship, regulatory rigor, and cross-functional influence. The Principal Electrical Engineer operates with a high degree of autonomy and is recognized as a subject-matter expert within the organization.
As part of our team, your core responsibilities will be:

Requirements

• A minimum of a BS in Electrical Engineering or related technical disciplines, Master or Ph.D. degree preferred.
• 10+ years of electrical system design / development for medical devices.
• Expert-level knowledge of analog and digital circuit design, power management, and system integration for medical devices.
• In-depth knowledge of and experience with medical device development across the entire product development lifecycle from concept to commercialization, Class II/III medical device experience under IEC 60601.
• Extensive experience with schematic capture, PCB design and review, and design for manufacturability (DFM) and test (DFT).
• Strong understanding of electrical safety, EMC/EMI, signal integrity, power integrity, and reliability in medical environments.
• Demonstrated experience working within design control and quality management systems.
• Proven ability to provide technical leadership without direct authority and influence cross-functional teams.
• Excellent written and verbal communication skills, including technical documentation for regulatory submissions.
• Experience working with global or cross-cultural engineering teams.

Responsibilities

• Lead electrical architecture and design for medical devices across the full product lifecycle, from early feasibility and risk analysis through design transfer, manufacturing, and post-market support.
• Investigate and resolve complex technical issues arising during development, verification, manufacturing, and field use.
• Collaborate closely with mechanical, firmware, software, systems, quality, regulatory, manufacturing, and clinical teams.
• Serve as the technical authority for critical design decisions, trade studies, and risk management activities.
• Evaluate and introduce new technologies, components, and design methodologies to improve safety, reliability, and manufacturability.
• Partner with contractors and external partners on development of novel medical and non-medical ultrasound based systems to be used in a variety of settings and industries.
• Define and maintain electrical engineering standards, best practices, and design controls aligned with medical device quality systems.
• Drive system-level requirements decomposition and ensure traceability between user needs, design inputs, and electrical design outputs.
• Author, review, and approve schematics, PCB layouts, analyses, and verification/validation plans.
• Ensure electrical designs comply with applicable medical device standards and regulations, including IEC 60601, ISO 14971, IEC 62304 (as applicable), FDA 21 CFR Part 820, and MDR/IVDR where relevant.
• Lead and support electrical risk management activities, including hazard analysis, FMEA, and fault tree analysis.
• Support supplier selection, component qualification, and technical audits for critical electrical components and subsystems.
• Mentor and coach engineers on technical execution, design controls, and regulatory expectations.

Benefits

• Comprehensive health insurance, encompassing dental and vision coverage, is provided to all our employees. As a health-tech company, we prioritize the well-being of our teams. Additionally, employees have the option to buy up for enhanced health insurance coverage. We also contribute to Health Savings Account (HSA) accounts for all enrolled employees on an annual basis.
• Comprehensive Employee Assistance Program - we provide access to tools and resources to support your emotional health and day-to-day needs.
• 401k plan and match - we facilitate your retirement goals.
• Eligible employees will have the opportunity to participate in Employee Stock Purchase Plan (ESPP)
• Unlimited Paid Time Off + 10 Holiday Days a Year - recharge and come back ready to make an impact
• Parental Leave - we aim to provide our employees with time to bond with their growing family, along with additional support for primary caregivers to help transition back to work
• Competitive salaried compensation - we value our employees and show it
• Equity - we want every employee to be a stakeholder
• The opportunity to build a revolutionary healthcare product and save millions of lives!

What This Job Offers

• Job Type: Full-time
• Career Level: Principal
• Number of Employees: 101-250 employees