Electrical Engineer III

Description: Location: Irvine, CA (Onsite)
Possible extension beyond 12 months-


Position Summary
We are seeking an experienced Electrical/Firmware Test Engineer to support the development, maintenance, and integration of test systems, embedded firmware, and verification tools for medical device products. This contractor will work closely with electrical, software, systems, quality, and manufacturing engineering teams to develop solutions that support product development, design verification, manufacturing testing, and product integration activities.
The ideal candidate will possess a strong combination of embedded firmware development, electrical engineering fundamentals, test system development, and hands-on troubleshooting experience. Experience working within regulated industries such as medical devices, aerospace, or automotive is highly preferred.
Key Responsibilities
• Design, develop, maintain, and troubleshoot embedded firmware for microcontroller-based test systems and medical device support equipment.
• Develop automated test systems, test fixtures, and hardware/software tools used for product verification, validation, and manufacturing support.
• Design and implement electrical circuits, interface boards, and supporting hardware required for test and measurement systems.
• Collaborate with systems, hardware, software, and quality engineers to support product integration and verification activities.
• Develop software and firmware to support communication interfaces including SPI, I2C, UART, USB, Ethernet, BLE, or other embedded communication protocols.
• Support design verification testing, root cause investigations, failure analysis, and corrective actions.
• Create and maintain engineering documentation including requirements, design specifications, test protocols, traceability matrices, and reports.
• Participate in design reviews, code reviews, risk assessments, FMEA activities, and technical reviews.
• Identify opportunities to improve test coverage, automation, reliability, and engineering efficiency.
• Communicate project progress, technical risks, and trade-offs to project leadership and cross-functional stakeholders.
• Ensure compliance with applicable *** procedures, quality system requirements, and medical device development processes.
• Support supplier and external partner activities related to test equipment, components, and subsystem integration.



Required Qualifications
**The ideal candidate will possess a strong combination of embedded firmware development, electrical engineering fundamentals, test system development, and hands-on troubleshooting experience.
• Bachelor's degree in electrical engineering, Computer Engineering, Software Engineering, or related technical discipline. (Not mechanical engineering)
• 4 or more years of engineering experience with embedded systems, firmware development, electrical design, and test system development.
• Proficiency in C/C++ for embedded systems development.
• Experience developing firmware for microcontroller-based systems.
• Experience designing, debugging, and troubleshooting electrical and embedded systems.
• Experience developing automated test equipment, test fixtures, or engineering test systems.
• Familiarity with laboratory test equipment including oscilloscopes, power supplies, logic analyzers, multimeters, and protocol analyzers.
• Strong problem-solving and root cause investigation skills.
• Experience creating clear and concise technical documentation.
• Strong communication and collaboration skills.



Preferred Qualifications
• Experience within medical devices, aerospace, or other regulated industries.
• Familiarity with IEC 62304 software lifecycle processes.
• Familiarity with IEC 60601, IEC 14708, ISO 14971, or related medical device standards.