Re: Mr. Spock instead of Sir or Commander
Sweetheart, the navy calls the people in that position helmsmen. The kids in the official navy press release was refered to as either master helmsman or by his rate of quartermaster or quartermaster third class.
... who've been there and done that ...
If you insist on "conning officer", then back it up with something beyond a simple personal statement.
"Each of us, at some time in our life, turns to someone, a father, a brother, a God and asks why am I here?