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Class Title: Criminal Investigator I
Class Code: V77
Salary: $36.85 - $44.79 Hourly
$2,947.60 - $3,583.28 Biweekly
$6,386.47 - $7,763.77 Monthly
$76,637.60 - $93,165.28 Annually

$6,975.46 - $8,479.79 *Effective Monthly

*Effective Wage includes: Base Wage, the County-paid portion of the Public Employees Retirement System (PERS) required employee contribution, as well as any applicable negotiated amount(s).

 
 
Under supervision, to perform skilled investigations in the general field of criminal or civil law.

 Distinguishing Characteristics:
Criminal Investigator I is distinguished from the higher class of Criminal Investigator II in that Criminal Investigator I represents the entry level in the Criminal Investigator series while Criminal Investigator II represents the fully qualified journey level.

 Typical Tasks:
  • May be required to perform investigations of suspected violations of laws, rules and regulations;
  • Locates and interviews persons, takes statements, evaluates evidence, examines records, collects data and reports facts;
  • Investigates complaints and makes character investigations;
  • Files complaints, prepares cases and appears as a witness in court or at administrative hearings;
  • Works closely with and secures the cooperation of federal, state and local law enforcement agencies;
  • Develops contacts so that information may be obtained concerning crimes;
  • Prepares detailed reports of investigation, including synopsis of facts, dates, names, places, findings of arresting officers, statements of witnesses, victims and suspects, and listings of evidence;
  • Makes arrests and custodial detainments;
  • Serves legal papers such as subpoenas, warrants and summonses;
  • Assists Deputy District Attorneys in preparation of cases for prosecution;
  • Prepares reports and correspondence;
  • Interviews and interrogates accused or suspected persons and witnesses;
  • Records and evaluates information gathered;
  • Returns prisoners extradited to the State of California;
  • Appears in court to testify as a witness;
  • Assists in the tasks performed by Criminal Investigator II's;
  • Performs related work as required.

  •  Employment Standards:
    The completion of 60 college semester (90 quarter) units from an accredited college, and two years of experience in criminal investigation work with a law enforcement agency.
    OR

    Graduation from an accredited four-year college in Police Science or other criminal justice related field plus one-year experience in criminal investigation work with a law enforcement agency.

    Possession of a Basic Peace Officers Standard Training (P.O.S.T.) Certificate or must have completed in the past three years the necessary hours of instruction pertaining to a Basic P.O.S.T. Certificate at a P.O.S.T. recognized training facility.

    Must meet all current hiring standards of P.O.S.T., including passing a P.O.S.T. background investigation, psychological, and physical examination before appointment.

    A valid California driver's license is required at the time of appointment.
    Must be in good physical condition appropriate to the performance of assigned duties and responsibilities. This requirement must be met on an on-going basis.

    Upon appointment, incumbents must continue to meet department training and qualification standards in the use of various firearms and arrest control techniques.

    Must be willing to work unusual hours and possibly over extended periods of time throughout the county and state.

    Knowledge of:
  • Practices and methods employed in crime detection and criminal investigation;
  • Laws and ordinances effective in the County, State and Federal Governments relating to the area of enforcement, arrest and the rules of evidence, court procedures in criminal trials.

    Ability to:
  • Acquire, retain and apply police knowledge, procedures and department policies;
  • Express oneself clearly and concisely in writing and orally, and be able to prepare accurate and grammatically correct written reports;
  • Develop and maintain effective interpersonal working relationships with private citizens, fellow officers and supervisors;
  • Communicate and effectively interact with a diverse community;
  • Act calmly and make decisions during emergencies;
  • Exercise sound judgment, especially under stressful conditions;
  • Project authority;
  • De-escalate hostile and aggressive behaviors;
  • Observe accurately.

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