"Here are my findings, fix your inefficient power supply, and by the way I am an engineer" Should be ok in my mind "Here are my findings, fix your inefficient

"Here are my findings, fix your inefficient power supply, and by the way I am an engineer" Should be ok in my mind "Here are my findings, fix your inefficient power supply, and by the way I am a professional engineer" Is a problem if you are not registered.