Sr Engineer II, Electronics

Masimo•Irvine, CA

8d•$120,000 - $155,000•Onsite

About The Position

The Sr Engineer II, Electronics is responsible for the design, development, verification, and support of electronic hardware used in Masimo’s medical device products. This role provides strong technical contribution across the hardware development lifecycle, including circuit design, board-level implementation, verification, troubleshooting, and sustaining engineering. Working closely with cross-functional teams, this engineer independently executes complex technical assignments, supports product development activities, and contributes to product performance, reliability, and compliance objectives. This is an onsite position at our Irvine, CA. office.

Requirements

6-8 years of progressive experience in electronics design, development, and troubleshooting
Strong experience in analog and digital circuit design
Experience with schematic capture tools such as PADS, OrCAD, Altium, or equivalent
Experience supporting PCB layout, board bring-up, and debugging activities
Strong troubleshooting skills using standard electronic lab instrumentation such as oscilloscopes, logic analyzers, and multimeters
Experience supporting embedded systems and firmware interaction during board bring-up and testing
Working knowledge of communication protocols such as I2C, SPI, UART, and USB
Familiarity with full product development lifecycle from concept through production
Ability to interpret system requirements and support hardware design solutions
Strong analytical, problem-solving, and technical documentation skills
Effective written and verbal communication skills with cross-functional teams
Proficiency with Microsoft Office tools
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 designing within medical device or other regulated product development environments
Familiarity with IEC 60601-1 and related regulatory or compliance standards
Experience supporting EMC/EMI design, testing, and troubleshooting
Exposure to signal integrity and power integrity concepts
Experience with electrical simulation tools such as PSPICE, Multisim, or equivalent
Programming experience in C for embedded systems support
Familiarity with Matlab or similar engineering analysis tools
Exposure to embedded Linux environments

Responsibilities

Design and develop analog and digital electronic circuits for medical device applications
Support hardware development activities across the engineering lifecycle, including schematic design, implementation, verification, and sustaining engineering
Perform circuit board and flex cable design activities, including schematic entry and collaboration with PCB layout teams
Develop, document, execute, and analyze board-level and system-level verification test plans
Perform electrical design calculations, tolerance analysis, and technical performance evaluations
Troubleshoot electrical issues at component, board, and system levels and support root cause analysis investigations
Support development of system and board-level requirements for assigned projects
Evaluate, select, and support qualification of electronic components and custom assemblies such as displays, touch panels, batteries, and related subsystems
Collaborate with software, mechanical, systems, manufacturing, and quality engineering teams to integrate hardware solutions into finished products
Participate in design reviews and contribute technical input during major project milestones
Support product and component failure investigations and recommend corrective design improvements
Manage assigned technical tasks, deliverables, and timelines within project scope.
Contribute to continuous improvement efforts related to design quality, reliability, manufacturability, and engineering efficiency
Provide technical guidance and knowledge sharing to less experienced engineers when needed