Manpower - JobID: [Maintenance Mechanic] As a Master Plumber at Manpower, you'll: Shut off steam, water, or other gases or liquids from pipe sections, using valve keys or wrenches; Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing; Estimate time, material, or labor costs for use in project plans; Complete all plumbing task...Hiring Immediately >>