Criminal Investigator

    Criminal Justice & Protective Services

    CIP Name: Law Enforcement Officer|CIP Code: 43.0114
    SOC Codes: 25-1111, 33-3021, 33-3051

    A program focusing on the principles, procedures, techniques, legal concerns, and problems associated with a criminal investigation.

    $76K
    Median Salary
    +2%
    Job Growth
    6mo-1.5yr
    Training
    7.8K
    Jobs/Year

    What Criminal Investigators Do

    A program focusing on the principles, procedures, techniques, legal concerns, and problems associated with a criminal investigation.

    Common Tasks

    Criminal Justice and Law Enforcement Teachers, Postsecondary

    • 1Prepare and deliver lectures to undergraduate or graduate students on topics such as criminal law, defensive policing, and investigation techniques.
    • 2Initiate, facilitate, and moderate classroom discussions.
    • 3Evaluate and grade students' class work, assignments, and papers.
    • 4Compile, administer, and grade examinations, or assign this work to others.
    • 5Keep abreast of developments in the field by reading current literature, talking with colleagues, and participating in professional conferences.

    What You'll Learn

    administrative law and procedurescourtroom evidence management and preparationcase presentation and court testimonydescription and identificationstate and federal criminal law and proceduresinformant and suspect rightsofficer liabilityinformant and witness managementvictim awarenesstactical interviewingpsychologycriminal investigation methods and proceduresreport writing and documentationinvestigative techniquescase management

    Types of Criminal Investigators

    Adjunct InstructorAdjunct ProfessorAssistant ProfessorAssociate ProfessorCriminal Justice InstructorCriminal Justice ProfessorDigital Forensics InstructorInstructorJustice ProfessorProfessorCrime Scene Investigator (CSI)Criminal InvestigatorDetectiveFugitive DetectiveFugitive InvestigatorInvestigatorNarcotics DetectiveNarcotics InvestigatorPolice DetectiveSpecial AgentDeputyDeputy SheriffLaw Enforcement OfficerPatrol DeputyPatrol OfficerPeace OfficerPolice OfficerPolice Patrol OfficerPublic Safety OfficerState Trooper

    Work Environment

    Locations

    • • Police departments and sheriff's offices
    • • City streets and neighborhoods (patrol areas)
    • • Courthouses and legal proceedings
    • • Crime scenes and field investigation sites
    • • Community events and public facilities

    Schedule

    Many officers work rotating shifts that can include nights, weekends, holidays, and on-call overtime depending on staffing and incidents.

    Physical Demands

    Work involves a mix of sitting (reports, interviews) and active field duties such as standing, walking/running, and handling equipment. Physical readiness is important for pursuits, defensive tactics, and working in unpredictable environments.

    Salary & Job Outlook

    Median $76,290
    $47,632$143,130+
    Entry Level
    10th percentile
    $47,632
    Early Career
    25th percentile
    $58,988
    Median
    50th percentile
    $76,290
    Experienced
    75th percentile
    $99,730
    Top Earners
    90th percentile
    $143,130+

    National Employment: 832,900 jobs

    Top Paying States

    Why Demand May Grow

    Communities continue to need patrol, investigative, and emergency-response services as populations grow and public safety expectations rise. Increased focus on evidence-based policing and complex crimes (e.g., cyber and fraud) can also expand investigative roles.

    Skills You'll Need

    Interviewing and interrogation techniquesReport writing and documentationKnowledge of criminal law and proceduresEvidence handling and chain-of-custody practicesSituational awareness and sound judgment under pressureCommunication and de-escalation skillsAttention to detail and case managementPhysical fitness and defensive tactics aptitude

    Pros & Cons

    Pros

    • Strong sense of public service and community impact
    • Clear career ladders (special units, detective, supervision)
    • Competitive pay and benefits in many agencies
    • Varied work with new situations each day
    • Transferable skills in investigation and report writing

    Cons

    • High stress and exposure to traumatic incidents
    • Risk of injury and dangerous encounters
    • Shift work can disrupt sleep and family life
    • Heavy documentation and legal scrutiny
    • Public-facing role with intense accountability
    FAQ

    Common Questions About the Criminal Investigator Trade

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