As an Ergonomist, you will need to master following:

• consult with design team
• identify customer's needs

More generally, an ergonomist is also versed in:

• analyse ergonomics in different workplaces
• conduct research on trends in design
• copyright legislation
• design principles
• determine suitability of materials
• draft design specifications
• draw design sketches
• ergonomics
• follow a brief
• human anatomy
• mathematics
• use CAD software

It also helps to know the following:

• adapt existing designs to changed circumstances
• adapt to new design materials
• apply 3D imaging techniques
• engineering processes
• teach ergonomics in work place
• 3D modelling
• aesthetics
• assess ergonomics of the workplace
• build a product's physical model
• create a product's virtual model
• design prototypes
• engineering principles
• gather feedback from employees
• industrial design
• manufacturing processes
• occupational physiology
• prepare production prototypes
• use technical drawing software
• write manuals