Fire Alarm Apprentice – Service. Central Texas. Job Description and Duties. Assist in the installation and repair of fire alarm systems. Contribute to team effort by accomplishing other tasks as assigned. Learn the trade of Fire Alarm Inspection/Maintenance/ Service through hands-on work, classroom learning and self-studies. Become skilled at servicing and inspecting fire alarm systems per NFPA 72 standards as well as national, state, and local c...