Claros is a member of the New York City Police Department, and currently works for the Emergency Service Unit.
Claros worked as a uniform sergeant in the Bronx and helped Special Victims Unit look for Adam Forbes. (SVU: "Coerced")
He is later promoted to Captain and transfers to the Emergency Service Unit. He runs ESU after Javier Vega takes Kyle Luhrmann hostage. (SVU: "Criminal")
He led the operation, during the hostage situation with the followers of the Church of Wisdom and Sight. (SVU: "Charisma")