Criminal Investigator

Job Posting Closes at 11:59PM on: 07/22/26 Division: District Attorney Division Management Level: Individual Contributor Scheduled Weekly Hours: 40 Benefit Eligibility: This position is eligible for Standard Benefits which includes dental, medical, and vision insurance, paid time off and holidays, retirement matching, wellness programs, and tuition reimbursement. Description: The First Judicial District Attorney’s Office is hiring a new Criminal Investigator. The Criminal Investigator is responsible for comprehensive investigative work to support prosecution activities of the District Attorney’s Office. Collaborates with victims, law enforcement agencies, District Attorneys, defense counsel and team to achieve just outcomes, further the goals of the District Attorney and fulfill all statutory, constitutional and ethical obligations of an investigator. Anticipated Hire Range: $40.87 - $57.69 USD Hourly Compensation will be determined based on education, experience, and skills. Schedule : This position has the option of a hybrid, four-day work schedule working 40 hours/ week. Benefits: Jefferson County offers a generous benefits package that supports your personal and professional life. Benefits include medical, dental and vision insurance, paid time off and holidays, retirement matching, wellness programs, tuition reimbursement, flexible schedules, remote work options and more. For more information, click here for our Total Rewards summary. A Criminal Investigator is responsible for performing comprehensive investigative work to support prosecution activities of the District Attorney's Office. The following are functions and duties assigned to the Criminal Investigator: Working closely with prosecutors in preparing criminal cases for trials, related hearings and testifying in court. Investigating alleged or suspected criminal violations of State laws to determine if there is sufficient evidence to recommend prosecution. Responsible for locating, contacting, and preparing state witnesses for trials, assisting various law enforcement personnel by providing investigative assistance and technical investigative support, assisting with training new investigators, making arrests and filing criminal cases. Ability to work with diverse staff and community members. Strong officer-safety skills and knowledge. On-call status as assigned. Ability to perform required firearms, defensive tactics, and driving training. Other duties and responsibilities as assigned. Qualifications: Minimum Qualifications : Colorado POST Certification 5 years’ experience in law enforcement including 3 years as a detective or investigator Associate degree in any discipline (experience may be substituted for education) Valid Colorado Driver’s License within 30 days of hire Additional Job Information: Each applicant must be willing to submit to : Written testing Oral interviews Polygraph examination Background investigation to include a criminal, driving, reference, work, and credit history checks Psychological exam Applicants must be able to lawfully purchase and carry a firearm under Federal and State laws. Offer of employment contingent upon successful completion of criminal history, motor vehicle report, education verification, and/or references. Please note that supplemental questions requiring a written response will serve as a writing sample. Current Jefferson County employees must apply through their employee profile in Workday. In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. About Us: At the First Judicial District Attorney’s Office, we are committed to seeking fair and just outcomes for all members of our community through ethical prosecution and alternative resolutions. We work collaboratively with law enforcement to ensure those who victimize our most vulnerable members of society are held accountable. Our prosecution teams work collaboratively to support victims and ensure their voice is heard throughout the criminal legal system process. Our office is a nationally recognized leader in data transparency and data-driven practices in prosecution. We leverage technology, data analysis, innovative practices, and the use of alternative resolutions to ensure that justice is administered fairly and equitably. Our office culture is built around camaraderie and incorporating diverse perspectives in our day-to-day work. We are also committed to our team members’ wellbeing outside of the workplace – we emphasize the importance of work-life balance, provide numerous resources to support health and personal development, and offer a comprehensive benefits package including substantial paid time off, generous holiday schedules, work from home flexibility, and a dog-friendly office. Education: Experience: Work Experience: Minimum five years Certifications: Languages: Category: District Attorney Post Certified