Job analysis is a systematic approach to collecting information about job tasks, responsibilities, and skills required to perform those tasks. It assists with human resources planning, recruiting, selection, training, performance management, and other functions. There are several methods for conducting job analysis, including observation, interviews, questionnaires, diaries, and critical incident technique. An example is provided of a job analyst categorizing a job into data, people, and things. The document concludes with an exercise walking through steps a customer service manager would take to implement a job analysis using the critical incident technique method.