Job Duties: Investigates/processes crime scenes, compiles investigative findings and presents findings in reports, testifies in administrative and criminal proceedings Searches for evidence and collects, records, and submits evidence for analysis Performs executive protection, conducts threat assessment investigations, gathers intelligence, and criminal trends Provides advance notice to supervisor, affected persons or agencies of impending situations having a potential risk of harm or adverse effect to the security of the Departments operations Develops and uses informants or other sources to get leads to information relating to criminal activity, gang activity, and absconded felons Maintains surveillance and performs undercover assignments, debrief of previously validated Security Threat Group (STG) members Compiles trend analysis, reports, threat assessments certifications of groups and members Makes decisions concerning the validation process of STG members, appeals and court proceedings Obtains/verifies evidence or establishes facts by interviewing, observing, and interrogating suspects and witnesses and analyzing records Obtains and executes search and arrest warrants Assist with state, county, federal and municipal agencies and other department units with investigations of all types of crimes Attends AZPOST continuing and proficiency training to maintain peace officer certification Attends annual Arizona Department of Corrections, Rehabilitation and Reentry (ADCRR) training/meetings Drives on State business with possible overnight stays Performs other duties appropriate to the assignment as police officer Knowledge, Skills & Abilities (KSAs): Knowledge of: Federal, State, and Agency laws, rules, regulations, policies, and codes governing investigations and law enforcement operations as they apply to the investigative processes Investigative and interviewing techniques and terminology, principles and practices of case management, rules and traditions History of prison gangs within the State Inmate management and supervision techniques and strategies Personal computers and software, as well as specialized systems used in law enforcement Skill in: Applying techniques and methods of work management Applying and interpreting Federal, State and agency laws, rules, regulations, codes and policies governing investigation and law enforcement functions Investigative and law enforcement techniques and methods Written and verbal communication, including proper sentence structure, grammar and punctuation Building and maintaining interpersonal relationships Organization and time management Public speaking and presentation Report writing Ability to: Effectively communicate ideas, techniques, and information to coworkers, management, and judicial entities Review investigative case files for accuracy Establish cooperative relationships with other law enforcement agencies and outside entities Conduct surveillance Maintain confidentiality Compose written documents and reports Selective Preference(s): At least one (1) year of work experience in another law enforcement agency conducting criminal investigations. SECURITY THREAT GROUP DETECTIVE (CRIMINAL SPECIAL INVESTIGATOR) Job Location: Address: INSPECTOR GENERAL OFFICE 801 East Jefferson Street Phoenix, Arizona 85043 https://corrections.az.gov/ Posting Details: Salary: $69,926.00 Grade: 21 Closing Date: 05/01/2026 Job Summary: Under the direction of a Special Investigations Supervisor, this position will investigate alleged suspected criminal violations of Federal, State, or local laws to determine if the evidence is sufficient to recommend prosecution.