Class G — Maintenance, Fabrication and Operations
- 5123: Elevator Operator
- 5200-5203: Meeting Room Captain
- 5166-5167: Light Fixture Attendant
- 7001-7004: Construction Inspector
- 7112-7113: Television Engineer
- 7689: Lead Service Engineer
- 7783-8154: High Voltage Electrician
- 8074-8076: Laborer
- 8082-8083: Tree Trimmer
- 8085-8086: Pest Control Operator
- 8090-8091: Irrigation Specialist
- 8095-8098: Physical Plant Laborer-Gardner
- 8103-8106: Painter
- 8108-8112: Carpenter
- 8114-8116: Superintendent of Physical Plant
- 8117: Laboratory Site Superintendent
- 8118-8119: Superintendent of Agriculture
- 8120-8123: Maintenance Mechanic
- 8124-8128: Sheetmetal Worker
- 8130-8134: Groundskeeper and Grounds Equipment Operator
- 8136-8140: Electrician
- 8142-8143: Machinist
- 8148-8149: Farm Maintenance Worker
- 8150-8152: Inspector-Planner-Estimator
- 8155: Material Planner
- 8156: Material Coordinator
- 8157: Physical Plant Scheduler
- 8160-8167: Maintenance
- 8169-8179: Mason
- 8170-8174: Physical Plant Mechanic
- 8175: Physical Plant Specialist
- 8181-8186: Plant Craft Worker
- 8187-8188: Elevator Mechanic
- 8190-8191: Plumber-Pipefitter
- 8192-8193: Steamfitter
- 8194-8195: Electrician
- 8196-8197: Carpenter
- 8198-8199: Painter
- 8209, 8227 and 8254: Refrigeration Mechanic
- 8210-8213: Building Maintenance Worker
- 8214-8218: Facilities Mechanic and Worker
- 8221: Craft – Zone Lead, Sr.
- 8223: Wastewater Treatment Plant Operator
- 8228-8231: Systems Operator
- 8233-8240: Steam Operating Engineer
- 8238: Service Engineer
- 8247-8248: Physical Plant Operator
- 8251-8253: Stationary Engineer
- 8256-8260: Plumber
- 8262-8263: Upholstery
- 8262-8266: Locksmith
- 8297-8298: Electronics Technician Medical Facility
- 8299-8300: Electronics Technician Supervisor
- 8301-8304: Electronics Technician
- 8803: Compositor
- 8681-8684: Electronics Technician – Medical Facility
- 8328: Port Engineer
- 8332-8334: Marine Radio Officer
- 8342-8344: Officer
- 8345: Boatswain
- 8352-8354: Assistant Engineer
- 8355: Boat Engineer
- 8356-8359: Floating Laboratory
- 8362-8364: Marine Electrician
- 8382-8383: Seaman
- 8385-8387: Boat Operator
- 8392-8394: Oiler, Wiper, General Marine Helper
- 8396-8399: Marine Mechanician
- 8436: Aircraft Pilot
- 8452-8453: Airport Services Worker
- 8471-8475: Automotive Technicians and Attendant
- 8476-8477: Heavy Duty Equipment Technician
- 8483: Driver
- 8485-8487: Automotive Equipment Operator
- 8535: Laundry Truck Driver
- 8540-8543: Agricultural Technician and Farm Laborer
- 8544: Per Diem Seasonal Farm Worker
- 8552-8553: Truck Driver
- 8563: Equipment Operator
- 8511: Transit Maintenance Manager
- 8522-8525: Farm Machinery Mechanics and Attendant
- 8649-8650: Superintendent of Mechanical Shop