Military Occupational Specialist Database
MOS codes were used by the US Army to prescribe the roles and requirements for every specialist position available within the Army. Our databae of codes lists every WWII MOS code, along with its description and responsibilites. You can search the database by job title or MOS code using the field below.
Enlisted Specialties:
A
- AAF Gunnery Instructor (938)
- Administrative NCO (502)
- Aerial Engineer (2750)
- Aerial Gunner (611)
- Aerial Mine Technician (582)
- Aerial Photographer (004)
- Aerial Photographer (940)
- Aerial Photographer-Gunner (939)
- Aerial Torpedo Mechanic (662)
- Air Operations Specialist (791)
- Air Transportation Technician (967)
- Aircraft Engineering Technician (925)
- Airplane and Engine Electrical Accessories Repairman (958)
- Airplane and Engine Mechanic (747)
- Airplane Armorer (911)
- Airplane Armorer-Gunner (612)
- Airplane Cable Mechanic (689)
- Airplane Carburetor Repairman (956)
- Airplane Electrical Instrument Mechanic (957)
- Airplane Electrical Mechanic (685)
- Airplane Electrical Mechanic-Gunner (1685)
- Airplane Engine Repairman (762)
- Airplane Gyro Instrument Repairman (961)
- Airplane Hydraulic Mechanic (528)
- Airplane Instrument Mechanic (686)
- Airplane Maintenance Technician (750)
- Airplane Mechanic-Gunner (748)
- Airplane Mechanical Instrument Repairman (959)
- Airplane Pilot (770)
- Airplane Power Plant Mechanic (684)
- Airplane Power Plant Mechanic-Gunner (1684)
- Airplane Propeller Mechanic (687)
- Airplane Sheet Metal Worker (555)
- Airplane Supercharger Repairman (964)
- Airplane Woodworker (550)
- Allergist (3113)
- Altitude Chamber Technician (617)
- Ammunition NCO (505)
- Ammunition Renovator (949)
- Amphibian Tank Crewman (3736)
- Amphibian Track Vehicle Mechanic (837)
- Amphibian Tractor Driver (732)
- Amphibian Transportation Noncommissioned Officer (927)
- Amphibian Truck Driver (934)
- Amphibian Truck Mechanic (DUKW) (797)
- Anesthetist (3115)
- Animation Artist (130)
- Antiaircraft Artillery Automatic Weapons Crewman (601)
- Antiaircraft Artillery Automatic Weapons Crewman, SP (3601)
- Antiaircraft Artillery Gun Crewman (2601)
- Antiaircraft Artillery Machine Gun Crewman, SP (597)
- Antiaircraft Artillery NCO, SP Weapons (598)
- Antiaircraft Range Section NCO (527)
- Antitank Gun Crewman (610)
- Armorer (511)
- Army Air Forces Supply Technician (826)
- Artillery Mechanic, Antiaircraft (Automatic Weapons) Minor Maintenance (833)
- Artillery Mechanic, Antiaircraft (Gun) Minor Maintenance (834)
- Artillery Mechanic, Antiaircraft (Self-Propelled) Minor Maintenance (841)
- Artillery Mechanic, Heavy (914)
- Artillery Mechanic, Heavy Antiaircraft (915)
- Artillery Mechanic, Light (913)
- Artillery Mechanic, Light Antiaircraft (978)
- Artillery Mechanic, Minor Maintenance (802)
- Artist (296)
- Athletic Instructor (283)
- Automatic Rifleman (746)
- Automatic Telephone System Maintenance Man (115)
- Automobile Serviceman (316)
- Automotive Mechanic (Second Echelon) (014)
B
- Bacteriologist (3307)
- Baker (017)
- Balloon Armorer (639)
- Balloon Crewman (526)
- Balloon Has Handler (535)
- Balloon Rigger (619)
- Band Leader (020)
- Bandsman, Bass Drum (434)
- Bandsman, Bassoon (176)
- Bandsman, Clarinet (432)
- Bandsman, Cornet or Trumpet (433)
- Bandsman, Euphonium or Baritone (436)
- Bandsman, Flute or Piccolo (437)
- Bandsman, French Horn (438)
- Bandsman, Oboe (175)
- Bandsman, Saxophone (439)
- Bandsman, Snare Drum (435)
- Bandsman, Trombone (440)
- Bandsman, Tuba (441)
- Barber (022)
- Basic (521)
- Biochemist (3309)
- Blacksmith (024)
- Blueprinter or Photostat Operator (028)
- Boilermaker (030)
- Bomb Salvage Technician (924)
- Bombardier (509)
- Bombsight and Automatic Pilot Repairman (574)
- Brakeman, Railway (033)
- Bricklayer (034)
- Bugler (803)
C
- Cable Splicer, Telephone and Telegraph (039)
- Calker (456)
- Camera Repairman (042)
- Camera Technician (941)
- Cameraman, Animated Motion Picture (285)
- Camerman, Motion Picture (043)
- Camouflage Technician (804)
- Canvas Cover Repairman (044)
- Car Carpenter, Railway (046)
- Car Mechanic, Railway (048)
- Cardiologist (3107)
- Cargo Checker (470)
- Cargo Gear Mechanic (246)
- Carpenter, General (050)
- Carpenter, Heavy Construction (035)
- Carpenter, Ship (202)
- Cartographer (387)
- Casemate Electrician (579)
- Central Office Repairman (095)
- Chemical Engineer (293)
- Chemical Laboratory Assistant (411)
- Chemical Noncommissioned Officer (870)
- Chemical Warfare Man, General (979)
- Chemist (292)
- Chief Artillery Mechanic (973)
- Chief Balloon Rigger (615)
- Chief Storekeeper, Railway (769)
- Classification Specialist (275)
- Clerk-Typist (405)
- Clerk, General (055)
- Commissary Steward (819)
- Communications Chief (542)
- Conductor, Railway (058)
- Construction Equipment Mechanic (319)
- Construction Machine Operator (359)
- Control Center Technician (768)
- Control System Repairman, Heavy Antiaircraft Artillery (919)
- Control Tower Operator (552)
- Cook (060)
- Cooper (270)
- Coppersmith (061)
- Coxswain, Mine Yawl (546)
- Crane Operator (063)
- Cryotographic Technician (805)
- Cryptanalysis Technician (808)
- Cryptographic Code Compiler (807)
- Cryptographic Repairman (Designated Equipment) (801)
- Crystal Grinder (150)
D
- Decontaminating Equipment Operator (809)
- Demolition Specialist (533)
- Dental Laboratory Technician (067)
- Dental Officer (3170)
- Dental Officer, Staff (3178)
- Dental Technician (855)
- Dermatologist (3112)
- DF Evaluator (869)
- Diesel Mechanic (013)
- Director Repairman, Electrical, Heavy Antiaircraft Artillery (899)
- Dispatcher, Railway (069)
- Diver (454)
- Diver's Helper (455)
- Dog Trainer (458)
- Draftsman (070)
- Draftsman, Electrical (075)
- Draftsman, Mechanical (071)
- Draftsman, Structural (074)
- Draftsman, Topographic (076)
- Dredeman (116)
- Duty NCO (566)
- Duty Soldier I (522)
- Duty Soldier II (188)
- Duty Soldier III (590)
E
- Electric Locomotive Repairman (135)
- Electric Motor Repairman (304)
- Electrician (078)
- Electrician, Automotive (912)
- Electrician, Harbor Defense (571)
- Electrician, Motion Picture (132)
- Electrician, Sound Transmission (415)
- Engineer Supply Technician (583)
- Engineering Aide (Designated Field) (170)
- Engineman, Operating (081)
- Entertainment Specialist (442)
- Entomologist (3315)
- Entomology Technician (484)
- Exodontist (3172)
F
- Fabric and Dope Mechanic (548)
- Facsimile Technician (894)
- Field Lineman (641)
- Film Editor, Motion Picture (131)
- Finance Clerk (624)
- Finance Technical Clerk (622)
- Finance Typist-Clerk (623)
- Fire Control Electrician, Antiaircraft (Automatic Weapons) (633)
- Fire Control Electrician, Antiaircraft (Gun) (634)
- Fire Control Instrument Operator, Field Artillery (645)
- Fire Control Repairman, Light Antiaircraft Artillery (918)
- Fire Fighter (383)
- Flash Ranging Observer (576)
- Flexible Gunnery Trainer Operator-Mechanic (691)
- Flight Engineer (737)
- Flight Traffic Clerk (2967)
- Foreman, Automotive Repair Shop (337)
- Foreman, Construction (059)
- Foreman, Fumigation and Bath (591)
- Foreman, Labor (356)
- Foreman, Laundry (102)
- Foreman, Logging (466)
- Foreman, Warehouse (252)
- Forest Products Tallyman (462)
- Foundryman (129)
- Fuel Cell Repairman (665)
- Full-Track Driver (735)
- Fumigation and Bath Man (706)
G
- Gas Generating Plant Operator (719)
- Gastro-Enterologist (3105)
- Generator Switchboard Operator (092)
- Geodetic Computer (243)
- Glassblower (358)
- Glider Mechanic (559)
- Ground Aircraft Observer (518)
- Gun Crewman, Coast Artillery (608)
- Gun Crewman, Heavy Artillery (845)
- Gun Crewman, Light Artillery (844)
- Gun Crewman, Medium Artillery (864)
- Gun Crewman, Pack Artillery (1531)
- Gyrostabilizer Mechanic (1907)
H
- Heavy Machine Gunner (605)
- Heavy Mortar Crewman (1607)
- Heavy Weapons Noncommissioned Officer (812)
- Height Finder Observer (692)
- Height Finder Repairman (921)
- High Voltage Cable Splicer (401)
- High Voltage Lineman (182)
- Horse Artillery Driver (563)
- Horsebreaker (093)
- Horseshoer (094)
- Hospital Dietitian (3420)
I
- Information Center Operator (510)
- Installer-Repairman, Telephone and Telegraph (097)
- Installer, Toll Telephone and Telegraph (384)
- Instructor (Designated Subject) (659)
- Instrument Landing Equipment Mechanic (933)
- Instrument Repairman, Electrical (338)
- Instrument Repairman, Fire Control (922)
- Instrument Repairman, Nonelectrical (098)
- Intelligence NCO (631)
- Intercept Operator-G (738)
- Intercept Operator-J (739)
- Intercept Operator, Fixed Station (799)
- Interprete (320)
- Investigator (301)
J
- Job Pressman (169)
K
L
- Laboratory Technician, Motion Picture (134)
- Laboratory Technician, V-Mail or Microfilm (016)
- Laundry Machine Operator (103)
- Laundry Maintenance Mechanic (104)
- Leather and Canvas Worker (609)
- Legal Clerk (279)
- Liason Pilot (772)
- Light Machine Gunner (604)
- Light Mortar Crewman (607)
- Light Tank Crewman (1736)
- Light Weapons NCO (1812)
- Lineman, Power (165)
- Lineman, Telephone and Telegraph (238)
- Link Celestial Navigation Trainer Mechanic (969)
- Link Celestial Navigation Trainer Operator (970)
- Link Trainer Instructor (658)
- Link Trainer Mechanic (593)
- Litographic Pressman (167)
- Locomotive Engineer (110)
- Locomotive Fireman (111)
- Locomotive Mechanic (112)
- Longshoreman (271)
- Lumberjack (329)
M
- Machine Operator (Designated Machine) (302)
- Machinist (114)
- Machinist's Helper (431)
- Marine Engineer (080)
- Marine Engineman (839)
- Marine Fireman (117)
- Marine Oiler (141)
- Master Gunner, Antiaircraft (832)
- Master Gunner, Antiaircraft (671)
- Master Gunner, Coast Artillery (670)
- Master Mechanic (342)
- Master, L Boat (547)
- Meat & Dairy Products Inspector (3221)
- Meat Cutter (037)
- Meat or Dairy Inspector (120)
- Mechanic, Automative, Track Vehicle (Third Echelon) (966)
- Mechanic, Automotive, Wheel Vehicle (Third Echelon) (965)
- Mechanic, Chassis, Track Vehicle (908)
- Mechanic, Chassis, Wheel Vehicle (906)
- Mechanic, Engine, Track Vehicle (909)
- Mechanic, Engine, Wheel Vehicle (Gasoline) (905)
- Mechanic, Fuel Induction (926)
- Mechanic, Marine Engine (477)
- Mechanic, Turret (907)
- Medical Aidman (657)
- Medical Equipment Maintenance Technician (229)
- Medical Inspector (3301)
- Medical Laboratory Officer (3303)
- Medical Laboratory Technician (858)
- Medical NCO (673)
- Medical Officer, Communicable Disease (3116)
- Medical Officer, General Duty (3100)
- Medical Officer, General Surgery (3150)
- Medical Officer, Internist (3139)
- Medical Registrar (2431)
- Medical Supply NCO (825)
- Medical Supply Officer (4490)
- Medical Technician (409)
- Medium Tank Crewman (2746)
- Mess Sergeant (824)
- Message Center Chief (674)
- Message Center Clerk (667)
- Microfilm Equipment Repairman (158)
- Military Policeman (677)
- Military Policeman, Occupied Territory (669)
- Millwright, Sawmill (464)
- Mine Detector Operator (968)
- Mine Supply Maintenance Technician (714)
- Model Maker (136)
- Motion Picture Production Technician (286)
- Motor Inspector (413)
- Motorcycle Mechanic (138)
- Motorcyclist (378)
- Multilith or Multigraph Operator (128)
- Munitions Worker (901)
N
- Neuropsychiatrist (3130)
- Neurosurgeon (3131)
- Nurse, Administrative (3430)
- Nurse, Anesthetist (3445)
- Nurse, General Duty (3449)
- Nurse, Operating Room (3443)
O
- Observation Draftsman (1076)
- Observation Station Operator, Coast Artillery (578)
- Obstetrician & Gynecologist (3108)
- Occupational Counselor (262)
- Office Machine Serviceman (282)
- Officer Candidate (625)
- Operations Noncommissioned Officer (814)
- Ophthalmologist & Otorhinolaryngologist (3106)
- Optical Instrument Repairman (962)
- Optician (365)
- Optometrist (452)
- Oral Surgeon, Dental (3171)
- Ordnance Supply NCO (815)
- Orthopedic Mechanic (366)
- Orthopedic Surgeon (3153)
- Otorhinolaryngologist (3126)
- Oxygen and Acetylene Plant Operator (719)
P
- Pack Driver (565)
- Packer, Animal (712)
- Packmaster (713)
- Painter, General (144)
- Painter, Sign (145)
- Parachute Rigger and Repairman (620)
- Parasitologist (3310)
- Parts Clerk, Armament (848)
- Parts Clerk, Automotive (348)
- Pathologist (3325)
- Pattern Maker, Wood (148)
- Periodontist (3174)
- Personnel Consultant Assistant (289)
- Personnel Technician (290)
- Petroleum Pumping Equipment Repairman (487)
- Petroleum Storage Technician (485)
- Pharmacist (149)
- Pharmacy Technician (859)
- Photographer (152)
- Photographic Laboratory Technician (945)
- Photolithographer (107)
- Physical Therapy Aide (3418)
- Physical Therapy Technician (072)
- Physics Laboratory Assistant (160)
- Pigeoneer (560)
- Pioneer (729)
- Plastic Surgeon (3152)
- Playwright (288)
- Plumber (164)
- Pntoneer (817)
- Podiatrist (422)
- Portable Power Generator Operator (846)
- Portable Power Generator Repairman (506)
- Post Surgeon (3001)
- Postal Clerk (056)
- Power Shovel Operator (064)
- Power Turret and Gunsight Mechanic (678)
- Power Turret and Gunsight Repairman (681)
- Powerhouse Engineer (077)
- Powerman (166)
- Printer (168)
- Process Background Supervisor (449)
- Projectionist, Motion Picture (137)
- Prosthetic Dental Supply Clerk (847)
- Prosthodontist (3175)
- Psychiatric Social Worker (263)
- Psychologist (2252)
- Pump Operator (220)
- Purchasing Agent (371)
Q
R
- Radar Crewman (Designated Set) (514)
- Radar Mechanic (Gee) (860)
- Radar Mechanic, Beacon (851)
- Radar Mechanic, Bombardment (867)
- Radar Mechanic, GCA (863)
- Radar Mechanic, Ground Equipment (Designated Set) (775)
- Radar Mechanic, IFF (862)
- Radar Mechanic, Navigation (853)
- Radar Mechanic, Night Fighter (850)
- Radar Mechanic, RCM (852)
- Radar Mechanic, Sea Search (Lab) (856)
- Radar Mechanic, Troop Carrier (849)
- Radar Observer-Mechanic, Bombardment (2867)
- Radar Observer, Sea Search (866)
- Radar Operator, AN/TPQ (Designated Model) (842)
- Radar Operator, AN/TPT (Designated Model) (843)
- Radar Repairman, Airborne Equipment (Designated Set) (955)
- Radar Repairman, AN/TPT (Designated Model) (974)
- Radar Repairman, Gunlaying Equipment (Designated Set) (952)
- Radar Repairman, Reporting Equipment (Designated Set) (953)
- Radio Intelligence Control Chief (543)
- Radio Mechanic, AACS (778)
- Radio Mechanic, AAF (754)
- Radio Mechanic, PQ Target Airplane (993)
- Radio Operator and Mechanic, AAF (2756)
- Radio Operator-Mechanic-Gunner, AAF (757)
- Radio Operator, AACS (760)
- Radio Operator, AAF (756)
- Radio Operator, AN/MRQ (Designated Model) (1766)
- Radio Operator, CNS (759)
- Radio Operator, High Speed, Automatic (777)
- Radio Operator, High Speed, Manual (766)
- Radio Operator, Intermediate Speed (740)
- Radio Operator, Low Speed (776)
- Radio Repairman (648)
- Radio Repairman, Aircraft Equipment (647)
- Radio Repairman, AN/MRQ (Designated Model) (1648)
- Radio Repairman, Fixed Station (649)
- Radio Repairman, Single Channel Teletype (792)
- Radio Repairman, VHF (951)
- Radio-Teletype Mechanic (868)
- Radiologist (3306)
- Radiosonde Operator (942)
- Railway Signal Operator (185)
- Range Section Operator, Antiaircraft (1645)
- Range Section Operator, Coast Artillery (724)
- Reconnaissance Car Crewman (733)
- Refrigeration Mechanic (322)
- Remote Control Turret Mechanic (960)
- Remote Control Turret Mechanic-Gunner (580)
- Remote Control Turret Repairman (575)
- Repeaterman, Telephone (187)
- Rifleman (745)
- Rigger (189)
- Rodman and Chainman, Surveying (191)
S
- Saddle and Harness Maker (192)
- Safety Inspector (486)
- Sales Clerk (373)
- Salvage Repair NCO (530)
- Salvage Technician (194)
- Sanitary Technician (196)
- Sawmill Machine Operator (459)
- Scout (761)
- Seacoast Gun Data Computer (572)
- Seaman (065)
- Seaman, Landing Craft (838)
- Searchlight Crewman (763)
- Searchlight Electrician (635)
- Searchlight NCO (946)
- Section Hand, Railway (199)
- Serologist (3311)
- Service Pilot (773)
- Servo Mechanic, PQ Target Airplane (994)
- Sewing Machine Operator (200)
- Sheet Metal Worker (201)
- Ship Fitter (478)
- Shoe Repairman (204)
- Shop Clerk (457)
- Shop Engineer, Railway (205)
- Shop Maintenance Mechanic (341)
- Signal Mechanic, Railway (181)
- Signal Supply Technician (581)
- Small Boat Operator (118)
- Small-Arms Weapons Mechanic (903)
- Smoke Generator Operator (731)
- Sound Editor, Motion Picture (287)
- Sound Mixer, Motion Picture (407)
- Sound Projector Repairman (206)
- Sound Ranging Observer (586)
- Sound Recorder, Field Artillery (836)
- Sound Recorder, Motion Picture (208)
- Sound Recording Equipment Maintenance Man (207)
- Special Assignment (564)
- Special Vehicle Operator (932)
- Stable Sergeant (710)
- Stationary Engineer (082)
- Stationary Fireman (084)
- Stenographer (213)
- Still Operator (479)
- Stonemason (214)
- Structural Steel Worker (100)
- Student (629)
- Submarine Cable Station Operator (209)
- Submarine Cable Station Technician (197)
- Submarine Mine Loader (656)
- Submarine Mine Planter (722)
- Subsistence Noncommissioned Officer (820)
- Substation Electrician (258)
- Substation Operator (184)
- Supply Clerk (835)
- Surgical Technician (861)
- Survey and Instrument Man (228)
- Survey and Instrument NCO, Field Artillery (577)
- Surveyor (227)
- Surveyor, Topographic (230)
- Switchboard Installer-Repairman, Manual (232)
T
- Tabulating Machine Operator (400)
- Tabulating Machine Repairman (425)
- Tailor (234)
- Tank Mechanic, Minor Maintenance (660)
- Teamster (235)
- Telegraph Operator (236)
- Telephone Operator (309)
- Telephone Switchboard Operator (650)
- Teletype Mechanic (239)
- Teletype Operator (237)
- Third Rail Repairman (281)
- Thoracic Surgeon (3151)
- Tire Rebuilder (240)
- Toolroom Keeper (242)
- Tow Target Reel Operator (688)
- Toxic Gas Handler (786)
- Traffic Analyst (Radio) (709)
- Traffic Analyst G (6709)
- Traffic Analyst J (8709)
- Traffic Man, Railway (047)
- Translator (267)
- Transmitter Attendant, Fixed Station (798)
- Truck Driver, Heavy (931)
- Truck Driver, Light (345)
U
- Urologist (3111)
- Utilities NCO (822)
- Utility Repairman (121)
V
- Venereal Disease Control Officer (3155)
- Veterinary Ambulance Orderly (700)
- Veterinary Officer (3200)
- Veterinary Technician (250)
- Visual Signalman (765)
- Voice Interceptor (Designated Language) (538)
W
- Watch Repairman (381)
- Water Supply Technician (727)
- Weather Equipment Technician (782)
- Weather Forecaster (787)
- Weather Observer (784)
- Weather Observer-Teletype Technician (790)
- Welder, Aircraft (573)
- Welder, Armor Plate (923)
- Welder, Combination (256)
- Well Driller (259)
- Winch Operator (473)
- Wire Chief, Telephone and Telegraph (261)
- Wire Repairman, VHF (950)
- Woodworking Machine Operator (113)
- Wrecker Crewman (529)
- Writer, Military Subjects (274)
X
- X-Ray Technician (264)
Y
- Yardmaster (265)
Officer and Warrant Officer Specialties:
A
- Aircraft Warning Ground Observer Officer (0115)
- Aircraft Warning Officer, Airborne Equipment (0130)
- Aircraft Warning Officer, Ground Reporting Equipment (0110)
- Aircraft Warning Officer, Gunlaying and Searchlight Equipment (0120)
- Aircraft Warning Plotter Officer (0102)
C
- Communications Officer (0200)
- Courier Officer (0015)
D
E
- Electronics Officer (0141)
G
- General Officer (0002)
P
- Pigeon Officer (0240)
- Port Signal Officer (0214)
- Post Signal Officer (0213)
- Postal Officer (0030)
R
- Radar Filter Officer (0160)
- Radar Maintenance and Repair Officer (0145)
- Radar Observer, Bombardment (Designated Set) (0142)
- Radar Officer (0140)
- Radar Officer - Special (AH-1) (0151)
- Radio Intelligence Officer (0225)
- Relieved from Duty, on Detached Service (0005)
- Relieved from Duty, Sick Absent from Post (0004)
- Relieved from Duty, Sick in Hospital as Patient (0003)
S
- Signal Center Officer (0220)
- Signal Center Officer, Cryptographic (0224)
- Signal Center Officer, Field (0221)
- Signal Center Officer, Fixed Station (0222)
- Signal Officer (0210)
- Signal Officer, Basic (0215)
- Special Assignment (0009)