As a member of the Facilities Department at a Bureau of Prisons (BOP) federal correctional facility, supervises and trains inmate workers involved in installation, modification and repair of utility, supply and disposal systems, fixtures, fittings and equipment such as sewage, water, gas and oil lines, compressed air, vacuum and acid systems, water closets, water heaters, hydrants, fire sprinkler systems, showers, valves and pumps. If you are on active duty and expect to be discharged or released from active duty service within 120 days, you may submit a Certificate of Release or Discharge from Active Duty from the appropriate Branch Personnel Office containing the following information: The military service dates including the expected discharge or release date; and.