Principal Engineer, Algorithm - ECG

• 12+ years of relevant experience in ECG algorithm development, signal processing, or related domain
• Deep expertise in ECG signal processing, digital signal processing, and statistical modeling
• Proven experience developing ECG algorithms, including waveform detection and cardiac feature extraction
• Strong programming skills in C/C++, MATLAB, Python, or similar
• Experience working with large-scale physiological or clinical datasets
• Demonstrated ability to translate complex signal processing challenges into robust, real-time solutions
• Strong problem-solving, analytical, and cross-functional collaboration skills
• Ability to work onsite Monday - Friday in Irvine, CA

Experience with arrhythmia detection/classification algorithms or cardiac monitoring systems

Knowledge of cardiac physiology and electrophysiology principles

Experience applying machine learning techniques to ECG or time-series physiological data

Familiarity with wearable or ambulatory ECG systems and associated signal challenges

Experience supporting regulatory submissions (e.g., FDA 510(k), CE Mark)

Prior contributions to patents, publications, or clinically validated products

Bachelor’s degree in Electrical Engineering, Biomedical Engineering, Computer Engineering, or a related field required; Master’s or Ph.D. preferred

Language requirements:

• 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

The anticipated salary range for this position is $170,000 - $215k plus benefits. Actual placement within this range is dependent on multiple factors, including but not limited to skills, education, and experience. This position also qualifies for up to 15% annual bonus based on company, department, and individual performance. Masimo offers benefits such as Medical, Dental, Vision, Life/AD&D, Disability Insurance, 401(k), Vacation, Sick, Holiday, Paid Maternity Leave, Flexible Spending Accounts, voluntary Accident, Critical Illness, Hospital, Long-Term Care, Employee Assistance Program, Pet Insurance, on-site Wellness Clinic, Fitness Center, Café. All benefits are subject to eligibility requirements.

Physical requirements/Work environment:

This position primarily works in an office environment and requires frequent sitting, standing, and walking.

Daily use of a computer and other digital devices is required.

This role may require standing for extended periods when facilitating meetings or walking through facilities.

The physical demands of the position described herein are essential functions of the job and employees must be able to successfully perform these tasks for extended periods.

Reasonable accommodations may be made for those individuals with real or perceived disabilities to perform the essential functions of the job described.