Principal Mechanical Engineer - JJMT Electrophysiology

Johnson & Johnson•Irvine, CA

33d•Onsite

About The Position

Our J&J MedTech Electrophysiology Engineering team is currently recruiting for a Principal Mechanical Engineer. The position is located in Irvine, California. This position will report on-site 5 days a week. At Johnson & Johnson,â¯we believe health is everything. Our strength in healthcare innovation empowers us to build aâ¯world where complex diseases are prevented, treated, and cured,â¯where treatments are smarter and less invasive, andâ¯solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow and profoundly impact health for humanity. Learn more at https://www.jnj.com/. Fueled by innovation at the intersection of biology and technology, we're developing the next generation of smarter, less invasive, more personalized treatments. Are you passionate about improving and expanding the possibilities of Cardiovascular? Ready to join a team that's reimagining how we heal? Our Cardiovascular team develops leading solutions for heart recovery, electrophysiology, and stroke. You will join a proud heritage of continually elevating standards of care for stroke, heart failure and atrial fibrillation (AFib) patients. Your unique talents will help patients on their journey to wellness. Learn more at https://www.jnj.com/medtech Job Summary: The Principal Engineer plays a critical role in advancing catheter development within the Haifa Tech Incubator (HTI) by driving projects from concept to prototype, validating designs, and enabling reliable transitioning toward development and early production. This role emphasizes hands-on technical leadership, rapid problem solving, and mentorship of junior engineers, with regular collaboration across internal and external research partners. The Principal Engineer contributes to the incubator's ability to deliver clinically relevant devices while supporting process improvements and knowledge transfer to later-stage development. This position offers the opportunity to shape the future of medical devices by supporting high-risk, high-reward innovations that align with our long-term strategic goals of market leadership and patient impact. The Principal Engineer will operate with entrepreneurial agility, fostering a culture of rapid experimentation, iterative development, and scientific excellence.

Requirements

Minimum of 8+ years in medical device R&D, with experience early prototyping an advantage.
Bachelor's degree in Mechanical, Biomedical, Electrical Engineering, or a related technical discipline. Master's preferred, with a focus on medical device development, materials science, or related fields.
Demonstrated ability to lead projects from concept to prototype, with initial validation and support for early clinical use.
Expertise in miniaturization, and advanced manufacturing techniques. Proficiency in prototyping tools (SolidWorks, AutoCAD); familiarity with validation methodologies and process excellence tools.
Ability to work independently and with minimal supervision; capable of mentoring junior engineers. Strong collaboration across multidisciplinary teams and external partners. Ability to translate complex scientific concepts into practical, market-ready solutions and interpret technological trends to inform project goals.
Excellent verbal and written communication skills; experienced in presenting to project teams, regulatory bodies, and external partners.
An estimate of travel up to 15% may be required both domestic and international.

Nice To Haves

Experience with electromagnetically navigated devices considered an advantage
Expertise in design validation, process development
Knowledge of manufacturing technologies
familiarity with DTV/DTQ a plus
Strong problem-solving, analytical reasoning, and decision-making skills
ability to operate effectively in a fast-paced, innovative environment

Responsibilities

Under limited supervision, lead projects from initial concept through prototype development, ensuring alignment with clinical needs and regulatory pathways.
Drive technical decisions, manage milestones, and de-risk designs to enable downstream development activities.
Architect the creation of innovative prototypes, tools, and fixtures for pre-clinical testing. Design and implement robust validation protocols, ensuring safety, regulatory readiness, and manufacturability criteria.
Design and implement robust validation protocols, ensuring safety, regulatory readiness, and manufacturability criteria.
Collaborate with internal and external partners to facilitate efficient technology transfer on assigned workstreams.
Support knowledge transfer from incubation to development, including guidance on process characterization, risk assessments, and basic process validation activities.
Contribute to the preparation of technical documentation, design controls, and validation records to support regulatory submissions and First-In-Human activities as needed.
Stay informed about trends in electrophysiology, electromagnetically navigated devices, flexible materials, and miniaturized electronics. Translate insights into practical project goals and prototype concepts to maintain competitive advantage.
Foster an entrepreneurial, collaborative environment with a focus on rapid prototyping, iterative testing, and disciplined execution. Contribute to ongoing process improvements and partnerships to accelerate incubation success and technology progression.

Benefits

Under current guidelines, this position is eligible for an annual performance bonus in accordance with the terms of the applicable plan.
The annual performance bonus is a cash bonus intended to provide an incentive to achieve annual targeted results by rewarding for individual and the corporation's performance over a calendar/performance year.
Bonuses are awarded at the Company's discretion on an individual basis.
Employees and/or eligible dependents may be eligible to participate in the following Company sponsored employee benefit programs: medical, dental, vision, life insurance, short- and long-term disability, business accident insurance, and group legal insurance.
Employees may be eligible to participate in the Company's consolidated retirement plan (pension) and savings plan (401(k)).
This position is eligible to participate in the Company's long-term incentive program.
Employees are eligible for the following time off benefits: Vacation - up to 120 hours per calendar year Sick time - up to 40 hours per calendar year Holiday pay, including Floating Holidays - up to 13 days per calendar year Work, Personal and Family Time - up to 40 hours per calendar year

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