District Attorney Investigator I & II

Company: Crook County
Location: Prineville
Posted on: June 28, 2025

Job Description:

The DA Investigator(s) for the Crook County District Attorney’s Office are sworn police officers, certified by the Department of Public Safety Standards and Training (DPSST). The DA Investigator is responsible for conducting criminal and administrative investigations for the Crook County District Attorney’s Office (CCDA). Job Summary: This role involves enforcing state laws, supporting prosecuting attorneys with all aspects of case investigation and coordinating with other federal, state, and regional law enforcement agencies (LEA). The investigator will gather and preserve evidence, conduct interviews, prepare court exhibits, and assist in follow-up investigations for cases. The position plays a critical role in supporting the CCDA in the prosecution of criminal cases and ensuring thorough investigative work. This is a flexibly staffed classification whereby incumbents may be promoted to the next level after gaining the knowledge, skill, and experience by demonstrating the ability to perform the work of the higher-level classification as determined by standards set by the District Attorney. *This job posting is not meant to be an all-inclusive list of duties and responsibilities, but constitutes a general definition of the position’s scope and function. Investigator I - Essential Duties and Responsibilities: Assist the District Attorney in managing and supervising Deputy District Attorneys I, DA Investigator(s), and non-sworn employees. Number of employees reporting to this position: 1-5. Develop and implement processes and procedures for investigating a variety of criminal activities and administrative investigations. Supervise any CCDA investigator(s). Foster a collaborative, productive, and supportive team culture. Ensure that team members are adhering to best practices, organizational protocols, laws, and office policies during all investigations and casework. Conduct follow-up investigations on criminal cases prosecuted by the CCDA and assist Deputy District Attorneys in preparing and investigating cases. Assess investigations for weaknesses and/or areas needing further investigation. Interview victims, witnesses, and law enforcement regarding cases prosecuted or investigated by CCDA. Monitor case progress to ensure timely and accurate completion of investigations and follow-up. Supervise and assist attorneys with trial preparation by analyzing case facts and physical evidence in accordance with State and Constitutional law and the rules of evidence. Serve as liaison with law enforcement agencies, community partners, and assist attorneys with criminal investigations and all aspects of prosecution. Respond to and assist with managing crime scenes, work collaboratively with the Major Incident Team and Incident Command teams. This position is subject to call out twenty-four hours a day, seven days a week. Review reports for completeness and ensure compliance with governing statutes, rules of evidence and suspects rights. Assist with locating victims and witnesses and serve subpoenas as needed. Prepare written reports detailing the investigation and casework done by the Investigator and law enforcement. May testify at Grand Jury or in Court as needed. Attend Court and testify as needed. Conduct background and administrative investigations for the CCDA. Investigator II - Essential Duties and Responsibilities: Conduct follow-up investigations on criminal cases prosecuted by the CCDA and assist the District Attorney and Deputy District Attorneys in preparing and investigating cases. Interview victims, witnesses, and law enforcement regarding cases prosecuted or investigated by CCDA. Assess investigations for weakness and/or areas needing further investigation Foster a collaborative, productive, and supportive team culture. Adhere to best practices, organizational protocols, laws, and office policies during all investigations and casework. Monitor case progress to ensure timely and accurate completion. Assist attorneys with trial preparation by analyzing case facts and physical evidence in accordance with State and Constitutional law and the rules of evidence. Serve as liaison with law enforcement agencies, community partners, and assist attorneys with criminal investigations and all aspects of prosecution. Communicate as necessary with community partners, including law enforcement agencies, DHS, and the Court. Respond to and assist with crime scene investigations, work collaboratively with the Major Incident Team and Incident Command teams. This position is subject to call out twenty-four hours a day, seven days a week. Review reports for completeness and ensure compliance with governing statutes, rules of evidence and suspects rights. Assist with locating victims and witnesses and serve witnesses with subpoenas as needed. Prepare written reports detailing the investigation and casework done by the Investigator and law enforcement. May testify at Grand Jury or in Court as needed. Attend Court and testify as needed. Conduct background investigations and internal administrative investigations for the Crook County District Attorney’s Office. Competencies: Required Knowledge, Skills and Abilities: The DA Investigator II must be able to independently investigate complex investigations, multi-jurisdictional investigations, and work independently under general supervision. Ability to work under general supervision from the District Attorney and independently investigate information and people, conduct interviews, write reports, serve subpoenas, deliver legal documents, review CDDA cases, prioritize assignments, and perform duties within scope of authority and in compliance with CDDA policies. Familiarity with County policies and procedures. Understanding of CCDA protocols and procedures. Knowledge of State and Federal laws, including regulations related to evidence handling and criminal investigations. Proficient in interview and interrogation principles, techniques, and methods. Ability to serve subpoenas and interview witnesses effectively, even when dealing with difficult or uncooperative individuals. Ability to testify before courts and grand juries and explain pertinent provisions of the law, evidence, and investigative actions. Skilled in securing, handling, and preserving evidence according to proper protocols. Knowledge of investigative procedures, including techniques for observation and memory retention of key details. Familiar with best practices for managing official documents and court records. Understanding of the legal system, law enforcement operations, rules of evidence, and criminal justice terminology. Expertise in record-keeping and case file management and ability to maintain confidential information. Strong ability to coordinate and perform investigative functions, including identifying and pursuing leads. Capable of working independently, managing multiple tasks, and prioritizing effectively. Proficient in interpreting evidence and regulations, making decisions, and maintaining composure under pressure or in emergency situations. Skilled in handling sensitive situations with diplomacy, fairness, sound judgment, and understanding. Strong memory for names, faces, and critical details related to incidents. Proficient in using personal computers and standard or specialized software. Skilled in building and maintaining cooperative relationships with colleagues, attorneys, law enforcement, and other criminal justice stakeholders. Ability to carry and use a serviceable firearm in the field and maintain proficiency while working both in the field and the office. Excellent verbal and written communication skills. Demonstrates courteous and professional behavior when interacting with visitors and County staff. Committed to promoting County goals and priorities while adhering to policies and procedures. Investigator I - Qualifications: Required Education and Experience: Education – Associate’s Degree in Criminal Justice, Public or Business Administration, or related field; AND at least four (4) years of criminal investigative experience as a Law Enforcement Officer; OR any equivalent combination of training, education, and experience that provides the required skills and knowledge to perform the essential functions of the job. Must have jury trial experience Possession of or ability to obtain DPSST certification as a peace officer at time of appointment. Possession of or ability to obtain a valid Oregon Driver’s License within 30 days of hire date. Preference will be given for: Bilingual in English and Spanish. Prior to or on date of hire: Able to complete and pass a thorough background check. Able to successfully pass a pre-employment drug test. Final candidates will be required to provide official proof of college degree and certified transcripts. Investigator II - Qualifications: Required Education and Experience: Education – Bachelor’s Degree in Criminal Justice, Public or Business Administration, or related field; AND at least six (6) years of criminal investigative experience as a Law Enforcement Officer, with at least two (2) years of supervisory experience; OR any equivalent combination of training, education, and experience that provides the required skills and knowledge to perform the essential functions of the job. Must have jury trial experience. Possession of or ability to obtain DPSST certification as a peace officer at time of appointment. Preference given for possession of intermediate or advanced police certificate from DPSST. Intermediate police certificate requires in addition to minimum hours of training: Bachelors and 3 years experience or Associates and 4 years experience. Advanced police certificate requires in addition to minimum hours of training: Masters and 6 years experience; Bachelors and 7 years experience; or Associates and 9 years experience. Preference will be given for: Bilingual in English and Spanish. Possession of or ability to obtain a valid Oregon Driver’s License within 30 days of hire date Prior to or on date of hire: Able to complete and pass a thorough background check. Able to successfully pass a pre-employment drug test. Final candidates will be required to provide official proof of college degree and certified transcripts. Position Details: Physical Requirements: Work is performed in a standard office environment, and in the field on work assignments; subject to extended periods of intense concentration in performing investigations and investigative tasks and evaluating activities going on around one’s location on a constant basis. This position is subject to being on call 24 hours a day. · This is a full-time position. Days and hours of work are to be determined by the District Attorney, but are generally Monday through Friday, 8 am to 5 pm. Night and weekend work may be required. · Work attire is business casual attire, clothing is not supplied by the employer Applicant may be required to pass a psychological evaluation prior to appointment and must be able to pass a physical agility test. This position requires sufficient hand/eye coordination to operate equipment, weapons and apparatus; visual acuity necessary for performing necessary functions of the job, ambulatory ability to walk while at work and ability to react to a resistive or combative individual. Sufficient hand/eye coordination to operate a computer keyboard. Safety Sensitive Requirements This position is considered to be a safety sensitive position. AAP/EEO Statement · The duties outlined in this job description are not all inclusive and additional duties and tasks will be assigned as required. This position is ‘at-will’, and either Crook County or the employee may terminate the relationship at any time with or without cause. Crook County is an Equal Opportunity Employer. · Work location is 260 NW Second Street, Prineville, OR · Fair Labor Standards Classification: Exempt

Keywords: Crook County, Bend , District Attorney Investigator I & II, Legal , Prineville, Oregon