Our J&J MedTech Electrophysiology Engineering team is currently recruiting for a Sr. Principal Mechanical Engineer The position is located in Irvine, California. This position will report on-site 5 days a week.

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and 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

If you are an entrepreneurial innovator technical leader with a proven track record come join the HTI as a Senior Principal Engineer and take ownership of the next generation of catheter technologies that will redefine electrophysiology and cardiac care worldwide.

We are looking for people who have engineered disruptive devices, driven successful prototypes into clinical proof-of-concept, secured patents or led innovation within RnD. If you thrive on high-impact challenges, move fast, and want the freedom to invent at the intersection of science, engineering, and business, this role was built for you.

What you’ll own:

· Lead end-to-end innovation: identify and incubate high-potential concepts through proof-of-concept, and first human cases.

· Execute technically bold programs across materials, miniaturization, navigation, sensing, and next-gen catheter architectures.

· Build and lead innovation in a fast-paced incubator environment—rapidly test, iterate, and scale.

· Shape long-term innovation strategy, influence the global product pipeline, and strengthen market leadership.

· Partner closely with clinical and commercial teams to ensure real-world impact and patient benefit.

Why HTI?

· A high-visibility, high-impact role inside a global healthcare leader.

· Real autonomy to experiment and pursue breakthrough ideas with resources to scale.

· Direct influence on products that will improve patient lives around the world.

· Collaborative culture that values scientific rigor, creativity, and courageous thinking.

Relocation assistance is available for exceptional candidates.

Job Responsibilities:

Strategic Innovation & Vision Setting Develop and communicate a compelling innovation roadmap for catheter technologies, aligning with the incubator’s mission to deliver transformative solutions. Identify emerging scientific trends, disruptive technologies, and market opportunities to inform long-term strategic goals.

Technology Incubation & Project Leadership Lead the ideation, conceptualization, and early-stage development of novel catheter designs, including integrating advanced materials, miniaturization techniques, and electromagnetic navigation concepts. Drive projects from proof-of-concept through prototype development, ensuring alignment with clinical needs and regulatory pathways.

Prototype Development & Validation: Architect and oversee the creation of innovative prototypes, tools, and fixtures for pre-clinical testing and First-in-Human trials. Overseeing design and implement robust validation protocols ensuring that prototypes meet safety and regulatory standards and meet manufacturability criteria.

Cross-Functional Collaboration & Leadership: Act as a central figure in a multidisciplinary team—including R&D, manufacturing, regulatory, and external research partners—to facilitate seamless technology transfer and scale-up. Mentor junior engineers and technicians, fostering a culture of scientific curiosity, experimentation, and continuous improvement.

Knowledge Transfer & Process Optimization:Establish and lead knowledge transfer initiatives from incubation to full development and production, including guiding the later stages of process characterization, risk assessments, and process validation.

Regulatory & Quality Assurance Leadership: Develop and review technical documentation, validation protocols, and design controls to ensure compliance with regulatory requirements and other relevant standards to support First In Human use. Facilitate regulatory submissions and support clinical trial activities by providing technical expertise.

Market & Technology Trend Analysis:Stay at the forefront of electrophysiology and catheter innovation by evaluating emerging trends such as electromagnetically navigated devices, flexible materials, and miniaturized electronics. Translate insights into actionable project goals and prototypes that maintain competitive advantage.

Incubator Culture & Strategic Growth:Foster an entrepreneurial environment within the incubator by encouraging risk-taking, rapid prototyping, and iterative testing. Contribute to strategic planning, partnership development, and external collaborations to accelerate incubation success and technology commercialization.

Qualifications:

Required:

Preferred:

Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, disability, protected veteran status or other characteristics protected by federal, state or local law. We actively seek qualified candidates who are protected veterans and individuals with disabilities as defined under VEVRAA and Section 503 of the Rehabilitation Act.

Johnson & Johnson is committed to providing an interview process that is inclusive of our applicants’ needs. If you are an individual with a disability and would like to request an accommodation,external applicants please contact us via https://www.jnj.com/contact-us/careersInternal employees contact AskGS to be directed to your accommodation resource.