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Senior Usability Engineer

Location: Chelmsford, MA



As a Senior Usability Engineer, you will provide usability support on a variety of ZOLL products. There will be opportunities to establish and refine usability and human factors requirements for new and enhanced products as part of a cross functional team. You may be a Usability Task Leader on multiple projects, contributing to best-practice development within the Usability team as well as executing on those best practices. Key to your role will be your ability to communicate with representative users and to work well with internal stakeholders. Approximately 20% travel.




  • Create documents for design history files and tech files, including use specifications, usability plans, task analyses, use error analyses, usability assessments, usability audits, and usability engineering files. Review other Usability team members’ documentation
  • Work closely with cross-functional development teams to ensure that user needs and usability requirements are identified and addressed throughout the development lifecycle
  • Drive early identification of use-related hazards and participate in use risk analysis
  • Provide on-going usability support on assigned projects. Participate in design reviews and make usability recommendations
  • Develop test protocols, recruit participants, conduct usability testing, compile and analyze test results, and write usability test reports
  • Conduct MAUDE searches and perform complaint analysis
  • Keep pace with medical device national and international guidances that have a usability engineering impact and understand how to apply those guidances
  • Contribute to evolving internal Usability best-practices
  • Mentor less senior members of the Usability team


  • Working knowledge of IEC 62366, 60601-1-6, MDR, and HE75
  • Strong communication and writing skills. Must be comfortable interacting with customers/users, communicates ideas effectively to internal stakeholders, and communicates status to manager
  • Works well with the Usability team and project teams, collaborator and team player
  • Experience developing simulations with medical device simulation tools a plus
  • Team leader; self-motivated and works with minimal supervision

Required/Preferred Education and Experience:

  • BS or MS in Human Factors Engineering, Biomedical Engineering, or other engineering (software, mechanical, etc.) with medical concentration
  • 5+ years of usability experience (at least 2 years in the medical device industry)
  • Practical experience applying IEC 62366, 60601-1-6, MDR, and HE75 to medical device design and development


Other Duties:

Please note this job description is not designed to cover or contain a comprehensive listing of

activities, duties, or responsibilities that are required of the employee for this job. Duties,

responsibilities, and activities will be reviewed periodically as duties and responsibilities change

with business necessity.  Essential and marginal job functions are subject to modification.


ZOLL Medical Corporation appreciates and values diversity.  We are an Equal Opportunity Employer M/F/D/V.