To find reliable cellphone service for his job interviews, 24-year-old Jule Brown often sits in his Hyundai Santa Fe next to the athletic fields at his old high school in Lower Merion Township, Pa.
Mr. Brown, who graduated from New York University in May, was all set for a career in sports marketing. A forward and guard on the NYU basketball team, he completed three marketing internships and earned a bachelor’s degree in social sciences. But after the pandemic forced much of the sports world to cancel or scale back operations,…