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Detectives and Criminal Investigators

  • Law, Public Safety, Corrections and Security

Tasks

What tasks do Detectives and Criminal Investigators perform?

  • Check victims for signs of life, such as breathing and pulse.

  • Obtain facts or statements from complainants, witnesses, and accused persons and record interviews, using recording device.

  • Secure deceased body and obtain evidence from it, preventing bystanders from tampering with it prior to medical examiner's arrival.

  • Record progress of investigation, maintain informational files on suspects, and submit reports to commanding officer or magistrate to authorize warrants.


Knowledge

What do Detectives and Criminal Investigators need to know?

  • Law and Government

    Knowledge of laws, legal codes, court procedures, precedents, government regulations, executive orders, agency rules, and the democratic political process.

  • Public Safety and Security

    Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.

  • English Language

    Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.


Skills

What skills do Detectives and Criminal Investigators need?

  • Active Listening

    Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.

  • Speaking

    Talking to others to convey information effectively.

  • Critical Thinking

    Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.



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Data on career profiles are based on information supplied by the O*NET Program, sponsored by U.S. Department of Labor, Employment, and Training Administration.