Escapadee'
First of all you isn't a letter, it is a word. If you mean the the letter u than an engineering job that starts with that is "Urban Engineering"
newspaper editor
tax collector
Zoologist
a job that starts with an h is...... a hatchery, haberdasher, and a Haulier
Yard Engineer (railroad) is an engineering job. It begins with the letter Y.
x-rayer xylophonist
· Locomotive Engineer
Petroleum Engineer
Nuclear Engineer
Petroleum Engineer
Traducteur (translator).