Careers in MedTech

Job Title

Principal R&D Engineer


Johnson & Johnson


Biosense Webster, Inc., part of Johnson & Johnson Medical Devices Companies, is recruiting for a Principal R&D Engineer to be based in Irvine, California.

Atrial fibrillation (AFIB) is a quivering or irregular heartbeat (arrhythmia) that can lead to blood clots, stroke, heart failure and other heart-related complications. 20 million people around the world suffer from AFIB each year. Biosense Webster, Inc. (BWI) is the global leader in the science of diagnosing and treating heart rhythm disorders. The company established its leadership in electrophysiology with the development of the first real-time, 3D cardiac mapping and navigation technology, as well as the first electrophysiology catheter. The introduction of the company’s CARTO® 3 System in 2009 revolutionized 3D mapping technology by increasing the accuracy, speed, and efficiency of the cardiac ablation procedure.  Biosense Webster is part of the Cardiovascular and Specialty Solutions Group of Medical Device sector of Johnson and Johnson

The company partners with clinicians to develop innovative technologies that improve the quality of care for arrhythmia patients worldwide. For more information, visit

The Principal R&D Engineer will be focusing on the development and support of electrophysiology products at Biosense Webster, focusing on ablation systems. Works on most unusual or complex problems, and independently determines and develops approaches to solutions. Works on problems of diverse scope where analysis of data requires evaluation of identifiable factors. Exercises judgement within generally defined practices and policies in selecting methods and techniques for obtaining solutions.

Duties include:

  • Develop & utilize FEA & Multiphysics tools for design and evaluation of cardiovascular electrophysiology devices
  • Implement general mechanical design and solid/fluid mechanics fundamentals to drive the development of products used in the treatment of cardiovascular electrophysiology devices
  • Work collaboratively with front-end R&D, product development teams and as well as with cross-functional team members to bring new products to market
  • Utilize computational modeling & simulation to develop new test methods; integrate materials and processes; characterize device performance
  • Prepare reports and presentations to communicate technical assessments and analysis results
  • Generate technical reports for submission to regulatory agencies
  • Offer insight, guidance & mentorship to junior engineers.
  • Aid in the generation of intellectual property
  • Self-accountable and able to make key decisions independently applies intensive and diversified knowledge of engineering principles and practices in broad areas of assignments and related fields


  • A Bachelor’s Degree in Engineering is required

Required Experience and Skills:

  • Must have a minimum of 8 years of hands-on experience in medical device design including technology or product development responsibility along with at least five (5) years of providing technical leadership on cross-functional teams
  • Proficient in material modeling of nitinol and cobalt-chromium alloys
  • Experience with CAD modeling in Solidworks
  • Able to analyze results, distill key findings and translate into conclusions
  • Experience in concisely presenting findings to varying audience including management and technical teams
  • Experience with writing detailed technical reports
  • Able to collaborate effectively with R&D engineers for material characterization and device level bench-testing; and cross-functional groups including Clinical, Regulatory and Quality
  • Must have an extensive experience in leading projects
  • Must have experience in development processes and in documentation writing
  • Must be familiar with design control, engineering change orders (ECO), Corrective Actions and Preventive Actions (CAPA) and software version control
  • Must possess a clear mastery of theoretical and practical fundamentals and experimental engineering techniques


Preferred Experience and Skills:

  • Experience in Nonlinear Finite Element analysis using Abaqus or equivalent software
  • CFD analysis experience
  • Knowledge and experience with ablation systems

Other Requirements:

  • English communication skills, written and oral
  • Role is based in Irvine, CA and up to 25% travel (International as well as domestic)
  • Weekend travel/work
  • Ability to lift 60 lbs.
  • Ability to wear protective lead in lab

Johnson & Johnson is an Affirmative Action and 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, or protected veteran status and will not be discriminated against on the basis of disability.

October 6, 2021
Irvine, CA, United States of America
Job Type
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