Principal Engineer, EMC

Masimo•Irvine, CA

1d•Onsite

About The Position

The Principal Engineer, EMC is a senior individual contributor responsible for leading electromagnetic compatibility (EMC) engineering activities across new product development and sustaining programs. This role serves as a subject matter expert providing technical leadership, design guidance, risk mitigation, and compliance expertise to ensure products meet global EMC and safety requirements. The position partners closely with hardware, software, systems, quality, regulatory, and manufacturing teams to influence product design decisions, resolve complex technical challenges, and support successful product commercialization. This role does not have direct people management responsibility but is expected to lead through expertise, collaboration, and technical influence. This is an onsite position at our Irvine, CA. office.

Requirements

Deep technical expertise in EMC principles, testing methodologies, and mitigation techniques
Experience troubleshooting complex electronic systems at board and system levels
Strong understanding of analog/digital circuitry, PCB layout, grounding, shielding, and filtering concepts
Experience guiding products through the full EMC compliance lifecycle from design through certification
Proficiency using laboratory instrumentation such as oscilloscopes, spectrum analyzers, network analyzers, receivers, and related equipment
Ability to read and interpret schematics, layouts, and technical drawings
Strong analytical, written, and verbal communication skills
Demonstrated ability to lead cross-functional initiatives through technical expertise and influence
Bachelor’s degree in Electrical Engineering, Electronics Engineering, Engineering Physics, or related technical discipline required.
Ability to read, write, and communicate effectively in English
Ability to interpret technical documents, schematics and written instructions
Ability to clearly document technical findings and communicate with cross-functional team members

Nice To Haves

Experience within medical device or other regulated product environments
Knowledge of IEC 60601 family standards and related healthcare product regulations
Experience supporting international certifications and global market approvals
Prior mentorship of engineers or leadership of complex technical projects
Familiarity with design controls, risk management, and product development lifecycle processes
Advanced degree preferred.

Responsibilities

Serve as the technical lead and subject matter expert for EMC engineering across assigned product portfolios
Partner with engineering teams during concept, design, and verification phases to proactively identify and mitigate EMC risks
Provide board-level and system-level troubleshooting related to emissions, immunity, grounding, shielding, filtering, and noise susceptibility
Plan, perform, and oversee EMC pre-compliance and formal compliance testing
Develop EMC test plans, procedures, reports, design requirements, and technical documentation
Interpret and apply applicable standards including IEC 60601-1-2, IEC 61000 series, FCC, CISPR, and other global requirements
Assess design changes for potential EMC impact and determine re-test or validation requirements
Review data and reports from external test laboratories and provide recommendations for remediation or certification readiness
Drive technical problem solving for complex compliance issues that may impact project timelines or regulatory approvals
Mentor engineers and cross-functional teams on EMC design best practices and lessons learned
Recommend improvements to internal lab capabilities, processes, tools, and engineering standards
Support regulatory submissions, audits, investigations, and sustaining engineering needs related to EMC performance