Combined Cycle Plant Operating Engineer Chief

Interested in a Combined Cycle Plant Operating Engineering career? ASOPE® offers an opportunity to obtain a Combined Cycle Plant Operating Engineer - Chief license. A list of qualifications that are required to receive your Combined Cycle Plant Operating Engineer - Chief license are outlined below. Requirements include a minimum age of 18+, a high school diploma (or GED equivalent), and 5 years minimum experience as a Combined Cycle Plant Operating Engineer.

If all qualifications are met, you will be required to schedule an exam. The exam consists of a wide range of curriculum including, but not limited to shaft speed, operator-maintenance coordination, auxiliary systems, and pressure & temperature. This examination will be part written test and part multiple choice with 100 questions. Upon completion of the Combined Cycle Plant Operating Engineer - Chief license exam, an ASOPE® representative will notify of a "pass" or "fail" status. If failed, you will be offered additional opportunities to retake the exam. Please review our Failed Test Procedures to learn more.

If you have any questions or concerns regarding the Combined Cycle Plant Operating Engineer - Chief license, please contact the ASOPE® national office.


  • Minimum age - Adult
  • Education - High School Diploma / GED or Equivalent
  • Experience - Five years
  • Examination - Written (Oral or Practical when necessary)
  • Minimum time in previous grade - One year

Curriculum at the Minimum:

  • Suitability for Peaking and White Start
  • The Aero Jet Engine
  • Gas Generator Free Turbines
  • Multi-shaft Arrangements
  • Shaft Speeds
  • Auxiliary Systems
  • Compressed Air Starting
  • Start-up and Operating Procedures
  • Controls
  • Operator-Maintenance Coordination
  • Types of Maintenance: Running, Predictive and Preventive
  • Operator Observations, Abnormalities and Defect Reports
  • On-line and Off-line Maintenance
  • Pressures and Temperatures
  • Performance Testing
  • Vibration Analysis
  • Pre-planned Maintenance and Scheduled Outages
  • Inspections: Combustion Equipment, Hot Gas Path and Major Overhaul
  • Heat Contained in Exhaust Gas
  • Heat Recovery
  • Control of Exhaust Gas Temperature
  • GT Load
  • Inlet Guide Vanes
  • Auxiliary Burners and Fuels
  • Typical Combined Cycle Configurations
  • Steam Turbines for Combined Cycle
  • HRSG Steam Bypass to Condenser
  • Start-Up and Control of Combined Cycle Unit
  • Generator Construction
  • Hydrogen and Air Cooling
  • Excitation Systems
  • Control of MVARS
  • Synchronizing
  • Parallel Operation
  • Auxiliary Power Supplies
  • Generator Protection
  • Electrical Transmission and Distribution Systems
  • General Industrial Safety
  • Environmental Regulations and Protection
  • General Management
  • Refrigeration