It happened on Monday at 11:38 p.m. at the BP station on Northern Boulevard in Jackson Heights.
Surveillance video shows the suspect pull out a gun and point it at a worker.
Police say he demanded cash from the 51-year-old employee before stealing his cell phone and a drawer filled with business papers.
No one was hurt.
Anyone with information in regard to the identity of this man is asked to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477) or for Spanish, 1-888-57-PISTA (74782).
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