He got 1 in 3’d.
“4.7.1 (c):
Appointment or promotion from an established eligible list to a position in the competitive class shall be made by the selection of one of three persons certified by the commissioner of citywide administrative services or head of the certifying agency, as the case may be, as standing highest on such established list who are qualified and willing to accept such appointment or promotion. Where applicable, such selection shall be made as provided for in paragraph 4.4.12 of these rules.”
Essentially, transit chose one candidate out of three qualified candidates to offer the job to, and he was not that one.
Only transit can put him back onto the list at their discretion.