Jefferson County, Colorado
Job Summary
Criminal Investigator
– Jefferson County, Colorado.
Benefits This position is eligible for Standard Benefits which includes dental, medical, and vision insurance, paid time off & holidays, retirement matching, wellness programs, tuition reimbursement, flexible schedules, remote work options and more.
Job Posting Job posting closes at 11:59 PM on 12/24/25.
Division: District Attorney Division; Management Level: Individual Contributor; Weekly Hours: 40.
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. The role collaborates with victims, law enforcement, 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.
Compensation Anticipated hire range: $40.87 – $57.69 USD hourly.
Duties
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 law enforcement personnel by providing investigative assistance and technical investigative support, assisting with training new investigators, making arrests and filing criminal cases.
Other duties and responsibilities as assigned.
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
Written testing.
Oral interviews.
Polygraph examination.
Background investigation to include 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.
Current Jefferson County employees must apply through their employee profile in Workday.
Redact age-identifying information (age, date of birth, dates of school attendance or graduation) – no penalty for redacting.
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 that those who victimize our most vulnerable members of society are held accountable.
Our prosecution teams 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 alternative resolutions to ensure that justice is administered fairly and equitably.
Our office culture promotes camaraderie and diverse perspectives. We are also committed to team members’ wellbeing outside the workplace – emphasizing work-life balance, resources for health and personal development, and a comprehensive benefits package including paid time off, holiday schedules, work-from-home flexibility, and a dog-friendly office.
Education & Experience Education: Associate degree (required) or experience may substitute.
Experience: Minimum five years in law enforcement.
Certifications Colorado POST certification required.
Languages English – required.
Category District Attorney Post Certified.
#J-18808-Ljbffr
– Jefferson County, Colorado.
Benefits This position is eligible for Standard Benefits which includes dental, medical, and vision insurance, paid time off & holidays, retirement matching, wellness programs, tuition reimbursement, flexible schedules, remote work options and more.
Job Posting Job posting closes at 11:59 PM on 12/24/25.
Division: District Attorney Division; Management Level: Individual Contributor; Weekly Hours: 40.
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. The role collaborates with victims, law enforcement, 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.
Compensation Anticipated hire range: $40.87 – $57.69 USD hourly.
Duties
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 law enforcement personnel by providing investigative assistance and technical investigative support, assisting with training new investigators, making arrests and filing criminal cases.
Other duties and responsibilities as assigned.
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
Written testing.
Oral interviews.
Polygraph examination.
Background investigation to include 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.
Current Jefferson County employees must apply through their employee profile in Workday.
Redact age-identifying information (age, date of birth, dates of school attendance or graduation) – no penalty for redacting.
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 that those who victimize our most vulnerable members of society are held accountable.
Our prosecution teams 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 alternative resolutions to ensure that justice is administered fairly and equitably.
Our office culture promotes camaraderie and diverse perspectives. We are also committed to team members’ wellbeing outside the workplace – emphasizing work-life balance, resources for health and personal development, and a comprehensive benefits package including paid time off, holiday schedules, work-from-home flexibility, and a dog-friendly office.
Education & Experience Education: Associate degree (required) or experience may substitute.
Experience: Minimum five years in law enforcement.
Certifications Colorado POST certification required.
Languages English – required.
Category District Attorney Post Certified.
#J-18808-Ljbffr