Principal Cybersecurity Engineer Jobs (NOW HIRING)

Job Summary:

The Principal Cybersecurity Architect, Engineering serves as a senior technical authority responsible for embedding secure-by-design principles across Masimo's software platforms. This role partners closely with software, algorithm, quality, regulatory, and product teams to ensure cybersecurity considerations are integrated throughout system architecture and the software development lifecycle.

This position focuses on advancing product security strategy, strengthening software resilience, and enabling engineering teams to deliver innovative, secure solutions that support patient safety, product integrity, and regulatory compliance. The Principal Cybersecurity Architect provides deep technical expertise, architectural guidance, and cross-functional leadership to proactively reduce cybersecurity risk while maintaining development velocity.

Duties & Responsibilities:

• Define and drive secure architecture strategies across cloud, desktop, mobile, and embedded software platforms.
• Embed secure-by-design principles into engineering processes, including threat modeling, architecture reviews, and risk assessments.
• Partner with software engineering leaders to integrate cybersecurity practices into CI/CD pipelines and DevSecOps workflows.
• Establish scalable product security standards, reference architectures, and engineering guidelines aligned to industry frameworks.
• Lead technical reviews related to application security, vulnerability management, and product risk mitigation strategies.
• Collaborate with Quality, Regulatory, and Risk Management teams to support cybersecurity compliance and product lifecycle security activities.
• Serve as a trusted advisor to engineering leadership on cybersecurity risks, trade-offs, and technical decisions impacting software architecture.
• Mentor engineering teams and architects on secure development practices and emerging cybersecurity trends.
• Evaluate new technologies, tools, and industry threats to continuously evolve Masimo's product cybersecurity capabilities.
• Partner with enterprise cybersecurity and IT security teams to align product security strategies with broader organizational initiatives.
• Support customer, partner, and regulatory cybersecurity discussions as a technical subject matter expert.

Minimum Qualifications:

• 10-15+ yrs of extensive experience in software architecture, cybersecurity engineering, or product security within complex technical environments.
• Deep expertise in secure software design, application security, and modern software development practices.
• Proven ability to influence engineering organizations through technical leadership rather than direct people management.
• Strong experience with threat modeling, vulnerability assessment, and risk-based security decision-making.
• Experience integrating cybersecurity into the full software development lifecycle across multiple platforms.
• Ability to communicate complex technical concepts clearly to engineering and cross-functional stakeholders.
• Ability to work onsite Monday - Friday in Irvine, CA. 

Preferred Qualifications:

• Experience supporting cybersecurity in regulated industries such as medical device, healthcare technology, or other safety-critical environments.
• Familiarity with industry frameworks such as NIST, ISO 27001, OWASP, or similar cybersecurity standards.
• Experience with cloud-native architectures, embedded systems, or hybrid software ecosystems.
• Relevant certifications such as CISSP, CSSLP, or equivalent.
• Demonstrated track record influencing architecture strategy at an enterprise or multi-product level.

                                                                                                                                      
Education: Bachelor's degree in Computer Science, Cybersecurity, Software Engineering, or a related technical field required; advanced degree preferred.

Compensation: The anticipated range for this position is $170k - $210k. Actual placement within the range is dependent on multiple factors, including but not limited to skills, education, and experience. 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, Cafe. All benefits are subject to eligibility requirements.

Physical requirements/Work Environment:

This position primarily works in an office environment. It requires frequent sitting, standing and walking.  Daily use of a computer and other computing and digital devices is required.  May stand for extended periods when facilitating meetings or walking in the 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.                                                                      

Masimo is an Equal Employment Opportunity Commission / Affirmative Action employer. We encourage Minorities, Females, Disabled and Veterans to apply.