Sr Engineer, Software Automation

Bring more to life.

Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology?

At Masimo, one of Danaher’s 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. 

You’ll thrive in a culture of belonging where you and your unique viewpoint matter. And by harnessing Danaher’s system of continuous improvement, you help turn ideas into impact – innovating at the speed of life.

Masimo is a global medical technology company that develops and produces a wide array of industry-leading monitoring technologies, including non-invasive measurements, sensors, patient monitors, and automation and connectivity solutions. Our mission is, Masimo innovations empower clinicians to transform patient care. When you join our team, you’ll be part of a culture that’s driven by passion, challenging the status quo, and making an impact in the lives of others.

Learn about the Danaher Business System which makes everything possible.

The Sr Engineer, Software Automation is responsible for designing, developing, and maintaining scalable test automation frameworks and infrastructure for complex medical device systems. This role is a key technical contributor within the Instrument Test Engineering organization, developing Python-based automation solutions that improve test efficiency, reliability, repeatability, and coverage. 

The position reports to the Sr Manager, Instrument Software Test and is part of the Software Test Engineering department located in Irvine, CA and will be an on-site role.

In This Role, You Will Have The Opportunity To:

• Design, develop, and maintain scalable automated test frameworks and supporting infrastructure for instrument and system-level testing. 
• Develop reusable test libraries, device interfaces, protocol libraries, utilities, and common automation components across instrument platforms. 
• Build software simulators and emulators for hardware devices and external systems to enable isolated and reproducible testing. 

• Mentor engineers contributing to the automation codebase and establish best practices for software architecture, code quality, maintainability, and reuse. 

• Participate in technical design and code reviews and provide technical leadership for test automation initiatives. 

The Essential Requirements Of The Job Include:

• B.S. Degree in Computer Science, Software Engineering, or related field with 5+ years of experience in software engineering or test automation.
• Strong software development experience with Python, including object-oriented programming, debugging, and development of reusable software components. 

• Experience designing and maintaining automated test frameworks or substantial automation infrastructure. 

• Experience testing complex systems involving software, hardware, embedded devices, and communication interfaces. 

• Experience with Git, CI/CD systems, and modern software development practices. 

• Strong debugging, problem-solving, communication, and cross-functional collaboration skills. 

It would be a plus if you also possess previous experience in:

• Experience with medical devices, embedded systems, or other regulated products. 

• Experience interfacing with physical devices, laboratory equipment, or test instrumentation. 

• Experience with communication technologies such as serial, USB, TCP/IP, Bluetooth/BLE, or similar protocols. 

• Experience developing device simulators, emulators, mocks, or hardware-in-the-loop test solutions. 

• Experience with Python test frameworks such as pytest. 

• Familiarity with medical device software development, verification, and design control processes. 

Masimo, a Danaher operating company, offers a broad array of comprehensive, competitive benefit programs that add value to our lives. Whether it’s a health care program or paid time off, our programs contribute to life beyond the job. Check out our benefits at Danaher Benefits Info.

The annual salary range OR the hourly range for this role is $100,000 - $130,000. This is the range that we in good faith believe is the range of possible compensation for this role at the time of this posting. This range may be modified in the future. 

This job is also eligible for up to a 10% annual bonus.

We offer comprehensive package of benefits including paid time off, medical/dental/vision insurance and 401(k) to eligible employees. 

Note: No amount of pay is considered to be wages or compensation until such amount is earned, vested, and determinable. The amount and availability of any bonus, commission, benefits, or any other form of compensation and benefits that are allocable to a particular employee remains in the Company's sole discretion unless and until paid and may be modified at the Company’s sole discretion, consistent with the law. 

Join our winning team today. Together, we’ll accelerate the real-life impact of tomorrow’s science and technology. We partner with customers across the globe to help them solve their most complex challenges, architecting solutions that bring the power of science to life.

For more information, visit www.danaher.com.

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We comply with federal and state disability laws and make reasonable accommodations for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact:1-202-419-7762 or applyassistance@danaher.com.