The Greeley and Hansen Recruitment Center

Greeley and Hansen is an Affirmative Action/Equal Opportunity Employer and complies with the federal requirements of the Drug-Free Workplace Act


00994: Instrumentation and Control Engineer
Office Location:IL - Chicago
We seek an Instrumentation and Control Engineer (I&C Engineer) who will be responsible for design of instrumentation and control systems and light system integration in water and wastewater treatment facilities, pumping stations and reservoir facilities. The I&C Engineer should have experience designing and troubleshooting I&C infrastructure in process control environments, preferably in wastewater and water treatment and conveyance facilities.


  • Provide instrumentation and control system design services in water and wastewater treatment plant facilities, pump stations and lift stations. Provide office services during construction for related projects.
  • Provide programming and integration services in conjunction with controls modifications and upgrades – add control points to existing SCADA systems, provide minor modifications to existing SCADA programming and HMI systems as required, including full station programming for process control facilities.
  • Provide troubleshooting services as required to assist clients with equipment and control issues.
  • Witness test factory tests of process control systems
  • Witness and troubleshoot field tests of process control systems
  • Prepare plans, specifications and cost opinions for design projects.
  • Perform field data collection in conjunction with design projects.
  • Prepare studies such as condition assessments and feasibility studies.
  • Conduct client training sessions as required by projects.
  • Track and maintain responsibility for project budgets and schedules as assigned.
  • Provide quality assurance/ quality control services to review the work of peers.
  • Participate in limited business development activities as assigned to include participation in proposals, development of scopes and development of project budgets.
  • Write and present concepts as subject matter expert at regional and national conferences


    Education: BS degree in Electrical and Mechanical; Masters’ degree in Controls Theory a plus.
    Experience: Minimum 5 years of relevant experience in industrial engineering consulting performing design and construction services or controls integration; water and wastewater experience is preferred

    Certifications and Licenses: PE is required.

    The candidate must have good working knowledge of the following:

  • Application of Instrumentation for flow, temperature, pressure, position and level monitoring, including : 
    • magnetic flow meters
    • Ultrasonic and radar based detection instruments
    • Gas monitoring and air quality instruments
    • Pressure monitoring instrumentation
    • Analytical instruments including pH, Turbidity, ORP, suspended solids, chlorine.
  • Development of detailed P&ID diagrams for complex process systems.
  • Design of PLC based control systems implementation
  • Design of DCS based control systems implementation
  • Design of Control System networks and telemetry for instrumentation signals
  • Design of network systems
  • Application of communications protocols and networks
  • Documented experience of PLC programming for Rockwell, Siemens, Modicon, or General Electric processors
  • Documented experience of HMI programming in one or more of the following : WonderWare, IFIX, RS View, Intellution.
  • Integration of control systems
  • Completing equipment and facility condition assessments
  • Field troubleshooting of instrumentation, control systems, and electrical systems including equipment operation, SCADA feedback,
  • Field troubleshooting of PLC programming logic
  • AutoCAD / Revit skills are preferred
  • Design control schematics
  • Write technical and general specifications
  • Design written control descriptions for process equipment
  • Security system and access control design
  • Control System Master planning
  • Ability to write project proposals and technical approaches


• Ability to lead, manage and mentor a team of electrical and instrumentation and control engineers on interesting and complex projects.
• Ability and willingness to work collaboratively with an interdisciplinary team on interesting and complex projects.
• Excellent verbal and written communications skills. 
• Ability to multi-task with strong attention to detail. 
• Excellent organizational and time management skills. 
• Ability to work well under the pressure of deadlines. 
• Preference to work in a team environment.