Senior Human Factors Engineer

Senior Human Factors Engineer

Hybrid / Full Time / Portsmouth, NH

At Novocure, we're working to extend the lives of patients battling some of the most aggressive cancers. Every role here contributes to that mission and as a Senior Human Factors Engineer
, you'll help shape how patients, caregivers, and healthcare professionals interact with the next generation of medical technologies.

This is an opportunity to influence product strategy from the earliest stages of development, ensuring that innovative technologies are not only effective, but intuitive, accessible, and designed around real-world user needs.

We are seeking an experienced Senior Human Factors Engineer to lead human factors and usability engineering activities across the product development life cycle.

This is not simply a validation and compliance role. We are looking for someone who is passionate about human‑centered design and enjoys working directly with users to uncover insights that influence product decisions.

You will partner closely with Product Management, Systems Engineering, Software Engineering, Mechanical Engineering, Clinical, and Regulatory teams to ensure user needs remain at the center of product development. Through formative and summative studies, user research, risk analysis, and usability evaluations, you'll help create products that are safe, effective, and intuitive for patients and healthcare professionals.

The ideal candidate has deep experience working with Class II and/or Class III medical devices, enjoys engaging directly with users, and understands how to translate user feedback into meaningful design improvements.

• Plan, moderate, and execute formative and summative usability studies
• Conduct voice‑of‑customer research, heuristic evaluations, contextual inquiries, and exploratory concept testing
• Partner with engineering and product teams to define usability requirements and user‑centered design strategies
• Ensure user capabilities, limitations, and use‑related risks are appropriately addressed throughout product development
• Support risk management activities and contribute to design decisions that improve safety and usability
• Develop study protocols, research plans, reports, and regulatory documentation
• Analyze qualitative and quantitative usability data and translate findings into actionable recommendations
• Represent Human Factors Engineering on cross‑functional product development teams
• Collaborate with external vendors, research partners, healthcare professionals, patients, and caregivers
• Support regulatory submissions and ensure compliance with applicable human factors standards and guidance documents
• Help shape the future user experience for innovative cancer treatment technologies

You are passionate about understanding how people interact with technology.

You know that successful products are not designed in conference rooms – they're shaped by observing, listening to, and learning from real users. You enjoy facilitating conversations, moderating usability studies, and uncovering insights that others might miss.

You bring strong experience working with electromechanical medical devices and understand the unique challenges of designing products that must be both highly usable and highly reliable. You've spent years working directly with users, conducting formative and summative studies, and helping product teams make better decisions through evidence‑based design.

You combine technical expertise with empathy, curiosity, and strong communication skills. You're comfortable challenging assumptions, advocating for users, and collaborating across disciplines to deliver exceptional product experiences.

Most importantly, you genuinely care about the people who use the products you help create.

• Bachelor's degree in Human Factors Engineering, Usability Engineering, Industrial Design, Psychology, Biomedical Engineering, or a related field with 8+ years of relevant experience; or an advanced degree with 5+ years of relevant experience
• Experience leading human factors activities for Class II and/or Class III medical devices
• Strong experience planning, moderating, and…