Senior R&D Scientist, Biomaterials

Job Overview 

The Sr. Engineer, Material/Bio Science plays a critical role in advancing orthopedic medical device technologies through materials science and biological evaluation expertise. This position contributes directly to product development, innovation, and lifecycle support by applying deep technical knowledge to ensure materials performance, biocompatibility, safety, and regulatory compliance. The role offers the opportunity to influence next‑generation solutions that improve patient outcomes while collaborating across R&D, Quality, Regulatory, and Manufacturing teams. 

Key Responsibilities 

• Lead and support materials and biological evaluations for orthopedic medical devices, including metals, polymers, ceramics, and coatings. 

• Design, plan, and execute laboratory studies to assess material properties, biocompatibility, and performance in accordance with internal standards and global regulations. 

• Provide technical expertise and guidance to cross‑functional teams throughout product development and lifecycle management. 

• Interpret and document experimental data; author technical reports, protocols, and regulatory submissions. 

• Support root cause investigations and material‑related risk assessments for product or process issues. 

• Contribute to the selection, qualification, and characterization of new materials and suppliers. 

• Ensure compliance with applicable quality system requirements, industry standards, and regulatory expectations. 

• Mentor junior engineers and contribute to continuous improvement and innovation initiatives. 

Qualifications 

Education 

• Bachelor’s degree in Materials Science, Biomedical Engineering, Bioengineering, Chemistry, or a related scientific or engineering discipline (required). 

• Master’s or PhD in Materials Science, Biomaterials, or a related field (preferred). 

Experience and Skills 

Required: 

• Typically requires 4–6 years of relevant engineering or scientific experience aligned with a senior‑level individual contributor role. 

• Demonstrated expertise in materials science and/or biomaterials for medical devices or regulated products. 

• Experience designing and interpreting laboratory or preclinical studies. 

• Strong technical writing skills, including reports and regulatory documentation. 

• Working knowledge of ISO, ASTM, FDA, and other applicable regulatory standards. 

• Ability to work independently while collaborating effectively in cross‑functional teams. 

Preferred: 

• Experience in orthopedic, implantable, or Class II/III medical devices. 

• Hands‑on experience with biocompatibility testing, surface characterization, or failure analysis. 

• Familiarity with supplier qualification and materials change management. 

• Experience mentoring or providing technical leadership to other engineers. 

• Knowledge of statistical analysis and experimental design. 

Other: 

• Travel: Up to 10% (domestic), as needed. 

• Language: English (fluent). 

• Certifications: Relevant professional certifications (e.g., materials, quality, or regulatory) preferred but not required. 

For more information on how we support the whole health of our employees throughout their wellness, career and life journey, please visit www.careers.jnj.com.