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Alamo Colleges DistrictCareer Explorer

Detectives and Criminal Investigators

Part of Law, Public Safety, Corrections & Security, in the Law Enforcement Services pathway.

Job zone 3: medium preparationO*NET 33-3021.00

What the work is

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

On a typical day

  • 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.
  • Prepare charges or responses to charges, or information for court cases, according to formalized procedures.
  • Preserve, process, and analyze items of evidence obtained from crime scenes and suspects, placing them in proper containers and destroying evidence no longer needed.

What it pays

$83,830
Median pay per year, San Antonio-New Braunfels, TX metro
New workers start near $52,440
Experienced workers reach $138,110
  1. $52k10th
  2. $73k25th
  3. $84kMedian
  4. $89k75th
  5. $138k90th
Wage percentiles: 10th $52,440, 25th $73,140, Median $83,830, 75th $89,470, 90th $138,110

About 1,670 people do this job in the San Antonio area.

Job outlook

Alamo region (Bexar and 12 surrounding counties), Texas Workforce Commission projection 2024 to 2034. U.S. figures from the BLS for comparison.

+4.9%

employment change in the Alamo region, 1,666 to 1,747 jobs · U.S. -1%

122

openings a year in the Alamo region, from growth and people leaving · U.S. 7,800

1,666

employed in the Alamo region in 2024 · U.S. 117,900

Typical entry education: High school diploma or equivalent · Experience: Less than 5 years · Training: Moderate-term on-the-job training

Skills this career uses

The skills O*NET rates most important for the job, with how much of each the work needs on a 1 to 7 scale.

  1. Active Listening4.4
  2. Speaking4.1
  3. Critical Thinking4.1
  4. Reading Comprehension4.1
  5. Social Perceptiveness3.9
  6. Complex Problem Solving3.6
  7. Judgment and Decision Making3.8
  8. Active Learning3.4

Education people in this job have

Share of workers by highest education, from O*NET surveys. It shows what others did, not what you must do.

  1. High school or less32%
  2. Certificate20%
  3. Some college18%
  4. Associate degree20%
  5. Bachelor's degree10%

Job zone 3, medium preparation: Training, an associate degree, or a few years of related experience.

Alamo programs that lead here

  • Northeast Lakeview
  • Northwest Vista
  • Palo Alto
  • St. Philip's
  • San Antonio
  1. Criminal Justice

    Transfer pre-major · Public Service

  2. Cyber Investigator; Level I Certificate

    Certificate · Science & Technology

  3. Criminal Justice

    Transfer pre-major · Public Service

  4. Criminal Justice

    Degree · Transfer pre-major · Public Service

  5. Criminal Justice

    Transfer pre-major · Public Service

  6. Criminal Justice

    Degree · Online option · Public Service

Apply to Alamo Colleges

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