Investigator V

  • Full Time
  • Chicago

Cook County Office of the Independent Inspector General

Job Summary

The Office of the Independent Inspector General (OIIG) was created to detect, deter and prevent corruption fraud, waste, mismanagement, unlawful political discrimination and misconduct in the operation of Cook County Government.  Cook County, Ill., Ordinances 07-O-52 (2007). Serves as a lead Investigator.  Performs complex investigations into allegations of criminal and non-criminal conduct involving Cook County employees, officers and officials, and/or Cook County agents and contractors and other governmental agencies and employees.  Conducts interviews, prepares comprehensive confidential reports detailing investigations, findings and conclusions and makes recommendations to the Inspector General and other senior level staff. Establishes and serves as a liaison between the Inspector General’s Office and prosecutorial officials regarding evidence and/or information which support allegations of criminal improprieties leading to referral of cases. Provides testimony in court or before administrative tribunals. This position may also involve a concentration focusing on investigation, oversight, auditing and monitoring of government compliance with the terms of the orders entered in Shakman v. Cook County prohibiting unlawful political discrimination.


This position is Actively Recruited and at will.


Minimum Qualifications
Graduation from an accredited college or university with a Bachelor’s degree.
Eight (8) years of full-time work experience in the conduct of investigations involving criminal or fraudulent activity, audits, administrative violations or other matters of potential civil liability.
Valid driver’s license.
Graduation from an accredited college or university with an advanced degree in Law.
Eight (8) years of full-time work experience practicing law in the fields of civil or criminal litigation.
Valid driver’s license.
Knowledge, Skills, Abilities and Other Characteristics
Extensive knowledge of rules, regulations and operating procedures as they pertain to investigating reported incidents of improprieties at all levels of government. Extensive knowledge of applicable laws and regulations of state, local, and other authorities relative to cases of abuse, fraud, waste, and mismanagement as well as criminal and civil misconduct. Extensive knowledge of the rules of evidence relating to investigations and testimony. Knowledge of community resources and referrals with the ability to access such services on behalf of Cook County. Knowledge of modern supervisory practices with strong leadership skills. Skill in performing in-depth, confidential, sensitive and complex investigations requiring document review and the conduct of interviews with complainants, witnesses, victims and other agency representatives. Skill and ability to elicit and organize facts and information from others. Skill in the use of Microsoft Office Suite with emphasis on Word and Excel. Ability to provide testimony in court in an accurate and informed manner. Ability to work independently and as part of a diverse investigative team on uncomplicated to complex matters.

Physical Requirements

Sedentary Work
Sedentary Work involves exerting up to 10 pounds of force occasionally or a negligible amount of force frequently to lift, carry, push, pull, or otherwise move objects.  Sedentary work involves sitting most of the time, but may involve walking or standing for brief periods of time.


The duties listed are not set forth for purposes of limiting the assignment of work.  They are not to be construed as a complete list of the many duties normally to be performed under a job title or those to be performed temporarily outside an employee’s normal line of work.
Benefits Package
Medical, Dental, and Vision Coverage
Basic Term Life Insurance
Pension Plan and Deferred Compensation Program
Employee Assistance Program
Paid Holidays, Vacation, and Sick Time
You May Qualify for the Public Service Loan Forgiveness Program (PSLF)
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