Job Description:

• 1) Carries out investigations to prevent crimes or solve criminal cases: Investigates known or suspected criminals or facts of particular case to detect planned criminal activity or clues.

• 2) Frequents known haunts of criminals and becomes familiar with criminals to determine criminals' habits, associates, characteristics, aliases, and other personal information.

• 3) Records and reports such information to commanding officer.

• 4) Investigates crimes and questions witnesses.

• 5) Examines scene of crime to obtain clues and gather evidence.

• 6) Investigates suspected persons and reports progress of investigation.

• 7) Arrests or assists in arrest of criminals or suspects.

• 8) Prepares assigned cases for court, according to formalized procedures.

• 9) Testifies before court and grand jury.

• 10) May be designated according to nature of crime investigated as Detective, Automobile Section; Detective, Homicide Squad; according to rank as Detective Sergeant II; or according to administrative division to which assigned as Detective, Precinct; Detective, Youth Bureau.