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Detectives and Criminal Investigators

People classed as Detectives and Criminal Investigators conduct investigations related to suspected violations of federal, state, or local laws to prevent or solve crimes. On the six-type interest model it reads ICR, meaning research, analysis and working through hard problems comes first, followed by orderly work with data, records and clear procedures. The preparation level is medium preparation, typically one or two years of vocational training, an apprenticeship or an associate’s degree. O*NET’s skill data points to active listening, speaking, and social perceptiveness as the ones to build. You may also need to prepare reports that detail investigation findings. If you want research, analysis and working through hard problems, keep it on your list. If you need creative work with room for original expression, it may feel thin.

What they do

Conduct investigations related to suspected violations of federal, state, or local laws to prevent or solve crimes.

Main tasks

  • Prepare reports that detail investigation findings.
  • Obtain and verify evidence by interviewing and observing suspects and witnesses or by analyzing records.
  • Preserve, process, and analyze items of evidence obtained from crime scenes and suspects, placing them in proper containers and destroying evidence no longer needed.
  • Obtain facts or statements from complainants, witnesses, and accused persons and record interviews, using recording device.
  • Record progress of investigation, maintain informational files on suspects, and submit reports to commanding officer or magistrate to authorize warrants.
  • Analyze completed police reports to determine what additional information and investigative work is needed.

Skills

  • Active Listening
  • Speaking
  • Social Perceptiveness
  • Critical Thinking
  • Reading Comprehension
  • Judgment and Decision Making

Who this career fits

May suit you if

  • You enjoy working out why something happens, not just what happened.
  • You like clear rules and getting the details right.
  • You are willing to put in a year or two of focused training.
  • You are comfortable relying on active listening and speaking.

May not suit you if

  • You lose interest when a job asks for long stretches of analysis.
  • You need creative expression to be a big part of your day. Artistic rates 1.2 out of 7 here.
  • You need to start within a few months, with no training period.

Interest profile

O*NET rates each occupation from 1 to 7 on six interest types. The code ICR takes the three highest, and Investigative comes first here.

Preparation

Medium preparation. Expect vocational school, an apprenticeship, related experience or an associate’s degree, usually one or two years in total.

Also called

  • Criminal Investigator
  • CSI (Crime Scene Investigator)
  • Detective
  • Fugitive Detective
  • Fugitive Investigator

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This page includes information from the O*NET 31.0 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET® is a trademark of USDOL/ETA.