Sir, I request Helm Officer onboard the U.S.S Sphinx.

I also would like to know what coloured avatar to use

what rank avatar to use

and any other relevant help you could give me

Thankyou Sir

OFF - I am terribly sorry if this is not where I am supposed to post. I'm lost, point me in the right direction if I am wrong.
What rank do I start as? Ensign? Lt?

IN - Reporting for duty Sir! I wish to be placed in a tactical/security position... if at all possible sir.