Earn a high school diploma or equivalent
Complete an associate’s, bachelor’s, or relevant coursework (criminal justice, law enforcement, psychology, forensics)
Meet minimum age, citizenship, and background requirements
Obtain required certifications or training for your jurisdiction
Apply for a law enforcement position (police officer, deputy, investigator trainee)
Complete academy training and pass required licensing exams
Gain experience in field operations and criminal investigations
Develop skills in interviewing, report writing, evidence handling, and case management
Pursue specialized training (forensics, digital forensics, crime scene investigation, interviewing/interrogation, surveillance)
Maintain strong physical fitness and professional conduct standards
Build a record of performance, reliability, and accuracy in investigations
Apply for detective/investigator roles when eligible in your agency
Pass selection processes (written exams, interviews, background checks, assessments)
Complete any required detective school or departmental training
Stay current with legal updates, evidence standards, and investigative best practices
Maintain required certifications and continuing education
Consider advanced paths (special units, major crimes, homicide, narcotics, cybercrime, fraud)