Metropolitan Water Reclamation District of Greater Chicago

Assistant Chief Operating Engineer (#20006855)

General Statement

Under general supervision, supervises and participates in the operation and maintenance of treatment plant or pumping station equipment within a sewage treatment plant complex.

Essential Job Functions

Essential job functions are fundamental, core functions common to positions in a classification.  They are not intended to be an exhaustive list of all job duties for any one position in the class.  Since class specifications are designed to be descriptive and not restrictive, incumbents may complete one or all of the job duties listed or tasks of similar kind not specifically listed here.
  • Plans, organizes and coordinates the activities of assigned personnel.  Properly staffs all locations under his/her supervision in accordance with District rules, regulations and applicable union contracts.
  • Inspects operational activities to insure that all sampling, monitoring, and housekeeping tasks are performed.  Reviews operating logs and ensures they are accurate and complete.
  • Responds effectively and in a timely manner to difficult, unusual or emergency situations, making necessary revisions in operating procedures to ensure an efficient and continuous operation.
  • Communicates and cooperates with plant management and other work groups in the performance of his/her duties, keeping them informed regarding potential or existing problems.
  • Prepares time records and reports; prepares and provides communication relative to operations, gives operating personnel instructions and training in the performance of their duties.
  • Assigns, supervises and reviews work; ensures staff compliance with District policies and procedures including Personnel Rules and Administrative Procedures; completes performance reviews; addresses employee complaints and grievances; may recommend employment actions such as hiring, transfer, suspension, promotion or discharge.

Other Job Functions

  • Performs the duties of an Operating Engineering I or II as needed.
  • Participates in special projects involving operational processes.
  • Trouble-shoots causes of plant/equipment outages when time allows.
  • Performs other duties as assigned.

Environmental Conditions

Work is performed in a typical office environment and requires the use of standard office equipment including computers. Some duties may require field work that involves exposure to a variety of operating mechanical equipment and loud noise and/or noxious odors.  Field work may include working in all types of weather conditions, including extreme heat or cold, throughout the plant facility and collection system and may involve working in close proximity to or in conjunction with construction activities and heavy equipment.

Desirable Knowledge, Skills and Abilities

  • Thorough knowledge of the operating characteristics and maintenance requirements of a wide variety of pumps, motors, boilers, generators, digesters, HVAC Equipment, and related mechanical and electrical equipment  as they are used in sewage treatment plants and pumping stations.
  • Thorough knowledge of the occupational hazards and safety precautions of the work.
  • Basic knowledge of hydraulic schematics.
  • Basic knowledge of collective bargaining agreements applicable to subordinate personnel.
  • Skill in supervising schedules and coordinating work at several locations.
  • Ability to read basic blueprints and schematics.
  • Ability to plan and supervise the work of others in a manner conducive to full performance and high morale.
  • Ability to diagnose electrical, mechanical and related malfunctions of equipment and to program corrective action.
  • Ability to keep detailed records and to prepare and submit comprehensive operating reports.
  • Ability to communicate effectively, orally and in writing.

Absolute Requirements

Must possess a City of Chicago Stationary Engineer’s License.

Minimum Qualification Requirements

Graduation from a standard senior high school or the equivalent and eight years of experience in mechanical operating work as an Operating Engineer at a pumping station or sewage treatment plant.


Additional experience may substitute for the required education on a year-for-year basis.

Promotional Requirement

  • One year of service with the District as an Operating Engineer II.
  • Civil service status as an Operating Engineer II.

CLASS: 20006855; EST: 1/1/2016;