Conduct usability engineering related research and analysis with documented results•User and use environment•Post-market analysis of similar products on the market of use in terms of Usability engineering•Context and workflow analysis, providing customer and user requirements2.Support concept and design from usability engineering perspective•Provide detail use context and use cases•Conduct task analysis, providing user interface design requirements•Review and consult about UI design and application terms•Support risk analysis with uFMEA and application perspectives3.Organize, conduct and document formative and summative evaluations•Plan formative and summative evaluations according to projects' schedule•Prepare the evaluations with plan documented, recruiting, test tools, environment etc.•Conduct formative and summative evaluations•Analysis and document the evaluation results4.Organize and consult with usability engineering related documents required by authorities for CE, NMPA etc.5.Support Usability lab in CDC with maintenance work.2) IEC 62366-1/2, ISO 14971, NMPA usability engineering guidance.•Basic knowledge of Project development process of medical devices, preferred with best practices2) Required professional experience (in years):•3+ years working experience of usability engineering in medical device industry with demonstrated experience ofoResearch of clinical related contextoProvide Design requirements from application perspective with design solutionsoUsability tests with script design, moderating, result analysis etc.