The man, whose name has not been released pending notification of family, was sitting in the driver’s seat of a vehicle on North Henry Street near Norman Avenue in Greenpoint around 5:15 a.m. when another man approached the car and opened fire, police said. The victim, who was shot multiple times in the face and neck, was taken to Woodhull Medical Center, where he was pronounced dead just before 6 a.m., officers said. The NBC series “Law & Order: Organized Crime” was being filmed there, police sources said. Filming was scheduled to begin at 6 a.m., according to an announcement on the scene. The suspect is described as having a medium build and was last seen wearing a black hoodie and black pants, officers said. No arrests have been made. Officers could not immediately confirm what was filmed at the scene or whether the security guard was targeted. A shooting scene on a “Law & Order” movie set where a night shift worker was shot three times.GNMiller/NYPost A co-worker told The Post he had no idea what prompted the fatal shooting. “I don’t even know who would do this or why,” said the worker, who was whisked away by officers before a reporter could ask for his name. “I didn’t hear an argument or anything. It was quiet. Early in the morning. It was just a pop and the dude ran for Nassau [Avenue]. I only heard a bang, but I don’t know how many shots.” The worker said he and the victim are part of a crew that has a parking lot for “Law & Order.” Officers say the suspect, who stands about 5-foot-4 and was wearing a black hoodie and black pants, ran away.GNMiller/NYPost “The trucks come, we park in our trucks and wait for the stars to come out,” he said. “The trucks have equipment for TV shows and movie sets.” “We’ve been doing this for five or six years,” he added. “We put up the leaflets, the cones and park the trucks. We come 24 hours early to start clearing the parking lot.” He said he had known the victim for seven years and described him as “like a brother to me”. He has a wife, two daughters and a son. The security guard was on set to enforce traffic regulations when he was shot, police say.GNMiller/NYPost “He was a great guy,” the colleague said. “You’re always laughing or making someone laugh, you know?” “It was crazy.” Neighbor Ian Oberholtzer, 35, who has lived on the block for 11 years, said he doubted a parking spot was the motive for the shooting. The warden was conducting a parking enforcement from the driver’s seat of a vehicle on North Henry Street near Norman Avenue in Greenpoint around 5:15 a.m. GNMiller/NYPost “I can’t imagine it had anything to do with parking,” Oberholtzer said. “There are plenty of parking spaces at 5am.” The block is a popular “Law & Order” filming location because it’s close to production studios, according to Oberholtzer. “They shoot a lot over here,” he said. “The parking routine is pretty normal.” Neighbor Ian Oberholtzer, 35, who has lived on the block for 11 years, said he doubted the shooting was motivated by a parking spot.GNMiller/NYPost Oberholtzer said that part of Greenpoint was usually quiet and safe. “It seems pretty disconnected from everyday life around here,” he said. “It’s not what you’d expect on the block. “I never feel threatened or in danger. I’m concerned but also quite confused about it.”