First-line supervisors of mechanics, installers, and repairers perform work familiar to some military personnel.

Jobs in this career are similar to the following job classifications in the

0363
Light Armored Reconnaissance (LAR) Unit Leader (Enlisted)
0393
Light Armored Reconnaissance (LAR) Operations Chief (Enlisted)
0411
Maintenance Management Specialist (Enlisted)
0621
Transmissions System Operator (Enlisted)
0627
Satellite Transmissions System Operator (Enlisted)
0629
Transmissions Chief (Enlisted)
0631
Network Administrator (Enlisted)
0639
Network Chief (Enlisted)
0699
Communications Chief (Enlisted)
0844
Field Artillery Fire Controlman (Enlisted)
0848
Field Artillery Operations Man (Enlisted)
1120
Utilities Officer (Warrant Officer only)
1141
Electrician (Enlisted)
1142
Engineer Equipment Electrical Systems Technician (Enlisted)
1169
Utilities Chief (Enlisted)
1302
Combat Engineer Officer (Commissioned Officer only)
1310
Engineer Equipment Officer (Warrant Officer only)
1341
Engineer Equipment Mechanic (Enlisted)
1345
Engineer Equipment Operator (Enlisted)
1349
Engineer Equipment Chief (Enlisted)
1721
Defensive Cyberspace Warfare Operator (Enlisted)
2102
Ordnance Officer (Commissioned Officer only)
2110
Ordnance Vehicle Maintenance Officer (Warrant Officer only)
2111
Small Arms Repairer/Technician (Enlisted)
2112
Precision Weapons Repairer/Technician (Enlisted)
2120
Weapons Repair Officer (Warrant Officer only)
2125
Electro-Optic Instrument Repair Officer (Warrant Officer only)
2131
Artillery Systems Technician (Enlisted)
2141
Assault Amphibious Vehicle (AAV)/Assault Combat Vehicle (ACV) Repairer/Technician (Enlisted)
2146
Heavy Ordnance Vehicle Repairer/Technician (Enlisted)
2147
Light Armored Vehicle (LAV) Repairer/Technician (Enlisted)
2149
Ordnance Vehicle Maintenance Chief (Enlisted)
2161
Machinist (Enlisted)
2171
Electro-Optical Ordnance Repairer (Enlisted)
2181
Ground Ordnance Weapons Chief (Enlisted)
2802
Electronics Maintenance Officer (Ground) (Commissioned Officer only)
2805
Electronics Maintenance Officer (Ground) (Warrant Officer only)
2831
Digital Wideband Systems Maintainer (Enlisted)
2841
Ground Electronics Transmission Systems Maintainer (Enlisted)
2847
Ground Electronics Telecommunications and Information Technology Systems Maintainer (Enlisted)
2862
Ground Electronics Systems Maintenance Technician (Enlisted)
2871
Calibration Technician (Enlisted)
2874
Metrology Technician (Enlisted)
2891
Ground Electronics Systems Maintenance Chief (Enlisted)
3510
Motor Transport Maintenance Officer (Warrant Officer only)
3521
Automotive Maintenance Technician (Enlisted)
3526
Crash/Fire/Rescue Vehicle Technician (Enlisted)
3529
Motor Transport Maintenance Chief (Enlisted)
3537
Motor Transport Operations Chief (Enlisted)
5902
Electronics Maintenance Officer Aviation Command and Control (C2) (Commissioned Officer only)
5910
Aviation Radar Systems Officer (Warrant Officer only)
5939
Aviation Communication Systems Technician (Enlisted)
5950
Air Traffic Control Systems Officer (Warrant Officer only)
5953
Air Traffic Control Radar Technician (Enlisted)
5954
Air Traffic Control Communications Technician (Enlisted)
5959
Air Traffic Control Systems Maintenance Chief (Enlisted)
5970
Tactical Data Systems Officer (Warrant Officer only)
5974
Tactical Data Systems Technician (Enlisted)
5979
Tactical Air Operations/Air Defense Systems Technician (Enlisted)
5993
Electronics Maintenance Chief (Aviation (C2)) (Enlisted)
6002
Aircraft Maintenance Officer (Commissioned Officer only)
6004
Aircraft Maintenance Engineer Officer (Commissioned or Warrant Officer)
6011
Aviation Production Controller (Enlisted)
6012
Aviation Maintenance Controller (Enlisted)
6019
Aircraft Maintenance Chief (Enlisted)
6048
Flight Equipment Technician (Enlisted)
6062
Aircraft Intermediate Level Hydraulic/Pneumatic Mechanic (Enlisted)
6073
Support Equipment Electrician/Refrigeration and Engine/Gas Turbine Technician (Enlisted)
6092
Aircraft Intermediate Level Structures Mechanic (Enlisted)
6111
Helicopter/Tiltrotor Mechanic-Trainee (Enlisted)
6113
Helicopter Mechanic, CH-53 (Enlisted)
6114
Helicopter Mechanic, UH/AH-1 (Enlisted)
6116
Tiltrotor Mechanic, MV-22 (Enlisted)
6122
Helicopter Power Plants Mechanic, T-58 (Enlisted)
6123
Helicopter Power Plants Mechanic, T-64 (Enlisted)
6124
Helicopter Power Plants Mechanic, T-400/T-700 (Enlisted)
6132
Helicopter/Tiltrotor Dynamic Components Mechanic (Enlisted)
6153
Helicopter Airframe Mechanic, CH-53 (Enlisted)
6154
Helicopter Airframe Mechanic, UH/AH-1 (Enlisted)
6156
Tiltrotor Airframe Mechanic, MV-22 (Enlisted)
6171
Night Systems Instructor (NSI) Enlisted Aircrew (Enlisted)
6173
Helicopter Crew Chief, CH-53 (Enlisted)
6174
Helicopter Crew Chief, UH-1 (Enlisted)
6176
Tiltrotor Crew Chief, MV-22 (Enlisted)
6177
Weapons and Tactics Crew Chief Instructor (Enlisted)
6178
VH-60N Presidential Helicopter Crew Chief (Enlisted)
6181
VH-92 Presidential Helicopter Crew Chief (Enlisted)
6199
Enlisted Aircrew/Aerial Observer/Gunner (Enlisted)
61XX
Aircraft Maintenance (Rotary-Wing) (Enlisted)
6212
Fixed-Wing Aircraft Mechanic, AV-8/TAV-8 (Enlisted)
6213
Fixed-Wing Aircraft Mechanic, EA-6 (Enlisted)
6216
Fixed-Wing Aircraft Mechanic, KC-130 (Enlisted)
6217
Fixed-Wing Aircraft Mechanic, F/A-18 (Enlisted)
6218
Fixed-Wing Aircraft Mechanic, F-35 (Enlisted)
6222
Fixed-Wing Aircraft Power Plants Mechanic, F-402 (Enlisted)
6223
Fixed-Wing Aircraft Power Plants Mechanic, J-52 (Enlisted)
6226
Fixed-Wing Aircraft Power Plants Mechanic, T-56 (Enlisted)
6227
Fixed-Wing Aircraft Power Plants Mechanic, F-404 (Enlisted)
6242
Fixed-Wing Aircraft Flight Engineer, KC-130 (Enlisted)
6246
Fixed-Wing Transport Aircraft Specialist, C-20 (Enlisted)
6251
Fixed-Wing Aircraft Airframe Mechanic-Trainee (Enlisted)
6252
Fixed-Wing Aircraft Airframe Mechanic, AV-8/TAV-8 (Enlisted)
6253
Fixed-Wing Aircraft Airframe Mechanic, EA-6 (Enlisted)
6256
Fixed-Wing Aircraft Airframe Mechanic, KC-130 (Enlisted)
6257
Fixed-Wing Aircraft Airframe Mechanic, F/A-18 (Enlisted)
6258
Fixed-Wing Aircraft Airframe Mechanic, F-35 (Enlisted)
6276
Fixed-Wing Aircraft Loadmaster, KC-130 (Enlisted)
6281
Fixed-Wing Aircraft Safety Equipment Mechanic-Trainee (Enlisted)
6282
Fixed-Wing Aircraft Safety Equipment Mechanic, AV-8/TAV-8 (Enlisted)
6283
Fixed-Wing Aircraft Safety Equipment Mechanic, EA-6 (Enlisted)
6286
Fixed-Wing Aircraft Safety Equipment Mechanic, KC-130/V-22 (Enlisted)
6287
Fixed-Wing Aircraft Safety Equipment Mechanic, F/A-18 (Enlisted)
6288
Fixed-Wing Aircraft Safety Equipment Mechanic, F-35 (Enlisted)
62XX
Aircraft Maintenance (Fixed-Wing) (Enlisted)
6302
Avionics Officer (Commissioned or Warrant Officer)
6316
Aircraft Communications/Navigation Systems Technician, KC-130 (Enlisted)
6332
Aircraft Avionics Technician, AV-8B (Enlisted)
6333
Aircraft Electrical Systems Technician, EA-6 (Enlisted)
6336
Aircraft Electrical Systems Technician, KC-130 (Enlisted)
6337
Aircraft Electrical Systems Technician, F/A-18 (Enlisted)
6386
Aircraft Electronic Countermeasures Systems Technician, EA-6B (Enlisted)
6391
Avionics Chief (Enlisted)
6432
Aircraft Electrical/Instrument/Flight Control Systems Technician, IMA (Enlisted)
6469
Reconfigurable Transportable Consolidated Automated Support System (RTCASS) Technician, IMA (Enlisted)
6483
Communication/Navigation/Cryptographic/Countermeasures Systems Technician, IMA (Enlisted)
6499
Mobile Facility Technician (Enlisted)
6502
Aviation Ordnance Officer (Commissioned or Warrant Officer)
6591
Aviation Ordnance Chief (Enlisted)
7011
Expeditionary Airfield Systems Technician (Enlisted)
7212
Low Altitude Air Defense (LAAD) Gunner (Enlisted)
8824
Electronics Engineer (Commissioned Officer only)
8911
Barracks and Grounds Marine (Enlisted)

The following military occupations are no longer in active use:

0610
Telecommunication Systems Engineering Officer (Warrant Officer only)
0619
Telecommunications Systems Chiefs (Enlisted)
2101
Basic Gound Ordnance Maintenance Officer (Warrant Officer only)
2301
Basic Ammunition and Explosive Ordnance Disposal Officer (Warrant Officer only)
2810
Telephone Systems Officer (Warrant Officer only)
3501
Basic Motor Transport Officer (Warrant Officer only)
6119
Helicopter/Tiltrotor Maintenance Chief (Enlisted)
6434
Advanced Aircraft Electrical/Instrument/Flight Control Systems Technician, IMA (Enlisted)
6486
Advanced Aircraft Electronic Countermeasures Technician, IMA (Enlisted)
6491
Aviation Precision Measuring Equipment (PME) Chief (Enlisted)