The mission of the USMS includes protection of the judiciary, court security, witness security, asset forfeiture, apprehending fugitives and violent offenders, apprehending and prosecuting unregistered sex offenders, prisoner transportation, management, and custody, and providing assistance in matters of Federal emergencies and other critical incidents. This specialized experience must be gained in a full time certified law enforcement officer position(s) which includes: Independently execute and enforce the civil and/or criminal process; Plan the execution of warrants of arrest; Plan and carry out investigations; Execute warrants of arrest; Lead security assignments for court proceedings in criminal and/or civil trials; or.