Position Description

Part Time Investigator
Location MC - Wausau
MC Department District Attorney's Office
Application Deadline Date 11/1/21
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Marathon County in Northcentral Wisconsin is a great place to live, work, visit and conduct business. Our county government is highly regarded and contributes to a high quality of life by:

  • ensuring public safety;
  • protecting natural resources;
  • preparing for emergency and disaster responses;
  • protecting vulnerable populations;
  • creating and maintaining a high quality infrastructure for transportation; and
  • providing education and fostering economic development




The District Attorney Investigator carries out investigations under the jurisdiction of the District Attorney's Office. The Marathon County District Attorney’s Office employs two investigators who are certified law enforcement officers in the State of Wisconsin. The investigators provide security for attorneys, victims, victim advocates, and witnesses; provide office and courtroom security; escort attorneys, victims, advocates, and witnesses to and from trial; participates and documents attorney interviews/trial preparation; assist the prosecutorial staff in the preparation of criminal cases that occur in Marathon County; conduct formal investigations as directed by the District Attorney; assist law enforcement officers from other jurisdictions on a case-by-case basis; conduct criminal follow-up after local law enforcement has referred a case. 

The investigator must be a certified law enforcement officer in Wisconsin or become a certified officer and maintain the requirements of that certification as governed by the Wisconsin Law Enforcement Standards Board under SS165.85, Wis. Stats. The Investigator must maintain this certification and meet the required standards for the duration of his/her employment.   

Part-time Investigator (M-F 12:30pm – 4:30pm) 20 hours a week (no benefits) 



Any combination of education and experience sufficient to directly demonstrate possession and application of the following:

  • Must be a certified law enforcement officer in the State of Wisconsin.
  • Minimum of two years of as a full-time law enforcement investigator/detective; or any combination of five years of experience as a full-time law enforcement officer/deputy.
  • Currently employed or employed within the past 36 months as a law enforcement officer within the State of Wisconsin
  • Possession of a valid Wisconsin driver’s license and a satisfactory driving record
  • Must pass a drug test, physical examination, psychological examination, and extensive background check.



The following duties are typical for this position.  These are not to be construed as exclusive or all-inclusive.  Other duties may be required and assigned.

  • Provide security for district attorney staff, victims, victim advocates, and witnesses
  • Testify in court
  • Sign criminal complaints
  • Answer phones
  • Assist public
  • Prepare legal reports and documents
  • Prepare files
  • Prepare criminal histories(E-time)
  • Collaborate with other law enforcement agencies and community partners
  • Participate in the interview of victims and witnesses of crimes
  • Perform routine administrative and clerical work as directed by district attorney staff
  • Use Microsoft Office products on a daily basis
  • Perform related work as required or assigned



Knowledge of:

  • Federal, state and local laws, rules and regulations pertaining to investigations
  • Modern investigative techniques and procedures
  • Criminal laws, including laws of arrest, search and seizure, judicial process, rules of evidence, probable cause, admissibility in court, and witness statements
  • Laws relating to subpoenas and the legal processes
  • Investigative tools and databases


  • Assemble and evaluate facts to make sound recommendations
  • Establish and maintain effective working relationships at all organizational levels as well as with other agencies and the public
  • Exercise sound judgment in answering questions and releasing information; analyze and project consequences of decisions and recommendations
  • Demonstrate and maintain a high degree of initiative, maturity, integrity, loyalty, accountability, creativity, and good judgment
  • Interview victims and witnesses
  • Understand, interpret and apply rules, regulations, policies, and procedures
  • Prepare, review, and evaluate comprehensive investigative reports
  • Communicate effectively both orally and in writing
  • Handle confidential and sensitive matters discreetly and effectively
  • Effectively multi-task to consistently meet changing and challenging deadlines


Hourly Salary Range (C41);  Minimum $24.62 - Control Pt $29.55 - Maximum $35.51

This part time position is not eligible for benefit package.  



All applicants will be notified regarding the status of their application. The selection of the successful candidate may be made by assessment of education and background, oral interview, review of references, written background assessment, extensive background investigation, and/or other job-related selection procedures.  The selected candidate will be required to satisfactorily complete a post-offer medical examination, psychological assessment, and drug screening paid for by the County.



Marathon County will make arrangements to furnish appropriate auxiliary aids and services where necessary and reasonable to afford an individual with a disability the opportunity to participate in the recruitment process. Please notify the Employee Resources Department office or phone (715) 261-1451 to request special accommodations prior to the application deadline.



Wisconsin Statutes, Sections 19.36 (7), 64.09 (5), and 64.11 (7) require public employers to treat the following items as a public record: Each applicant’s application, records, recommendations and qualifications except as provided in Section 19.36 (7), Wis. Stats. that allows the identity of an applicant to remain confidential if the applicant requests in writing that the County not provide access to this information.
If you choose not to have this information become a public record, you must make such a request in writing to the Employee Resources Department. If you become a finalist for the position, your identity may be disclosed as required by law.

APPLICATION DEADLINE:  Open until department needs are met.

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