William Creagh | Differentiate between Mechnical engineers and Executive Engineers
https://medium.com/@william_creagh/william-creagh-difference-among-executive-engineer-and-engineer-and-its-responsibilities-d50e717d5446
William Creagh handles many responsibilities in an organizations depending upon the industry. For example, to differentiate between a young recruit and senior level personnel in armed forces and police department, the title officer is commonly used.
William Creagh
Ireland William Creagh application as Executive Engineer of Bus Eireann rules and orders concerning which there may be any doubt it will usually be desirable.