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Communicable Disease Investigator

Maricopa County


Job Location:

Phoenix, AZ - USA

Hourly Salary: $ 22 - 35
Posted: 11 June 2026 (30+ days ago)
Application Deadline: 8 September 2026
Vacancies: 1 Vacancy

Job Summary

Posting Date

06/09/26

Application Deadline

06/13/26

Pay Range

Anticipated Pay Range: $22.50 - $28.75 hourly
Full Pay Range: $22.50 - $35.00 hourly

Salary offers are based on the candidates equivalent experience and internal equity with other employees within the same job classification. This position is eligible for overtime compensation for all hours worked over 40 in the designated workweek.

Job Type

Unclassified

Department

Public Health

About the Position

Are you committed to serving your community

As a Communicable Disease Investigator you will play an important role in our efforts to reduce the rates of sexually transmitted infections (STIs) and human immunodeficiency virus (HIV) in Maricopa County! We will count on you to conduct case investigations including identifying and interviewing contacts and providing testing recommendations and education to clients medical providers the community and staff.

About Us

Come work for Maricopa County Department of Public Health the 3rd largest health jurisdiction in the U.S.! MCDPHs mission is to increase the quality of life for our residents by collaborating with the community to develop and implement strategies programs and services addressing the emerging and changing needs of public health. We aim to serve Maricopa County residents with a focus on health equity and a data-driven approach to our work. We value our staffs unique skills and differences as well as the varied experiences and disciplines we represent. Together we are working towards our vision of creating a healthy thriving Maricopa County for all.

Proud To Offer

  • Work with a greater purpose

  • Tuition reimbursement

  • Exceptional work-life balance

  • Opportunities for growth and development within Maricopa County

  • Low-cost high-value healthcare for you and your qualifying dependents

  • Child care benefits including access to our on-site centerMaricopa County Kids Club dedicated to serving Maricopa County families

  • Paid vacation sick time and parental leave

  • Extensive wellness program including an incentive

  • Enrollment in the Arizona State Retirement System a defined retirement benefit requiring a 12% per paycheck contribution rate that includes a 100% employer match on Day 1

  • Want to learn more about the Countys Qualifying and Compensation Philosophy Follow this link to learn more! Work With Us Maricopa County AZ

We Require

  • Two years of experience conducting health field investigations community outreach and/or case management

  • Bachelors degree in Health Promotion Public Health Medical Technology Health Sciences or a health-related field

  • A combination of postsecondary education and jobrelated experience may substitute for the minimum qualifications on a yearforyear basis

We Also Value

  • Experience working as a Communicable Disease Investigator for a local public health department or state health services agency

  • Experience working with the public conducting health-related field investigations for communicable diseases

  • Experience working in a medical field drawing blood doing case investigative work and/or interviewing or counseling clients

  • Experience working with various socioeconomic groups performing counseling or health education services

  • Experience working with STIs or epidemiological data related to STIs

  • Bilingual in English and Spanish

Job Contributions

  • Conduct confidential field and telephone investigations by researching identifying locating and contacting individuals in Maricopa County who have been diagnosed with or may have been exposed to HIV and other sexually transmitted infections (STIs)

  • Notify clients of HIV and STI test results and refer them to appropriate medical providers for diagnosis treatment and ongoing care to reduce disease transmission and improve health outcomes

  • Interview individuals diagnosed with HIV or other STIs to obtain epidemiological information including risk factors disease history and potential sources of exposure

  • Elicit locate notify and interview sexual and other identified contacts of infected individuals to facilitate testing treatment and prevention services

  • Refer clients to appropriate internal and external agencies for medical care follow-up services case management education prevention and supportive resources

  • Conduct follow-up activities with individuals previously diagnosed with HIV to ensure continued engagement in medical care and treatment

  • Create maintain and update case investigation records documentation and reports

  • Conduct community outreach and prevention activities targeting high-risk populations including client recruitment registration for testing services prevention education specimen collection and venipuncture

  • Provide HIV prevention education and care navigation services to clients.

Working Conditions

  • Position requires extensive fieldwork in diverse communities including driving to various locations within Maricopa County in a personal or County vehicle in all weather conditions walking long distances climbing stairs and reacting quickly to potentially unsafe situations

  • Position may be subjected to extreme temperatures wetness humidity respiratory hazards noise vibration moving mechanical parts vibrations fumes odors dust poor ventilation chemicals oils extreme temperatures inadequate lighting and workspace restrictions

  • Position requires traveling to and from job-related locations during a scheduled workday subject to County policies regarding use of County vehicles and/or private vehicles on County business

  • Mileage reimbursement is available

  • Ability to exert up to 20 lbs. occasionally 10 lbs. frequently or negligible amounts constantly and requires sitting walking and standing to a significant degree

  • Must be able to participate in emergency response training as scheduled and be available to respond as directed in the event of a public health emergency

  • Travel may also be required to attend conferences training and possibly varying work locations

  • Valid Arizona drivers license is required upon hire

  • Must secure and maintain an Arizona Department of Public Safety Level 1 Fingerprint Clearance Card and complete a background check

  • Within one month of hire all employees will be required to provide evidence of immunity or receive immunizations for vaccine-preventable illnesses for any position within the Maricopa County Department of Public Health; required immunizations include MMR (measles mumps rubella) Tdap (whooping cough and diphtheria) Varicella (chickenpox) and annual Influenza; some positions require a Hepatitis B vaccine and/or a Tuberculosis test

Selection Procedure

  • Consideration will only be given to candidates who submit online applications

  • Candidates will be contacted primarily through email and their Workday online application profile

  • Must pass a pre-employment background and/or fingerprint investigation as required by statute or policy including drug and alcohol testing requirements for positions designated as safety-sensitive

Maricopa County is an equal opportunity employer and is committed to providing equal employment opportunities to all applicants. If you require a reasonable accommodation during the application process or to perform the essential functions of the position under the Americans with Disabilities Act (ADA) please contact to initiate the interactive process.

Apply Now!


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