A - Audiologist
ABMF - Aviation Boatswain’s Mate – Fuel
ABMH - Aviation Boatswain’s Mate – Aircraft Handling
ABMLAR - Aviation Boatswain’s Mate – Launch & Recovery
AC - Air Traffic Controller
AEM - Aviation Electrician’s Mate
AEP - Aerospace Experimental Psychologist
AET - Aviation Electronics Technician
AH - Aircrewman Helicopter
AHO - Aircraft Handling Officer
AIRR - Aviation Rescue Swimmer
AM - Aircrewman Mechanical
AMA - Aviation Maintenance Administrationman
AMDO - Aviation Maintenance Duty Officer
AMM - Aviation Machinist’s Mate
AO - Aircrewman Operator
AOP - Aerospace & Operational Physiologist
ASE - Aviation Survival Equipmentman
ASET - Aviation Support Equipment Technician
ASM - Aviation Structural Mechanic
ASMSE - Aviation Structural Mechanic – Safety Equipment
ATRH - Aircrewman Tactical Romeo Helicopter
B - Research Biochemist Forensic Toxicologist
BM - Boatswain’s Mate
CE - Construction Electrician
CM - Construction Mechanic
CO - Catapult Officer
CP - Clinical Psychologist
CS - Culinary Specialist
CTC - Cryptologic Technician Collection
CTI - Cryptologic Technician Interpretive
CTM - Cryptologic Technician Maintenance
CTT - Cryptologic Technician Technical
CWE - Cyber Warfare Engineer
CWO - Cryptologic Warfare Officer
CWT - Cyber Warfare Technician
D - Registered Dietitian
DC - Damage Controlman
E - Engineman
EA - Engineering Aide
EDO - Engineering Duty Officer
EH - Environmental Health Officer
EM - Electrician’s Mate
EMN - Electrician’s Mate Nuclear
EO - Equipment Operator
EOD - Explosive Ordnance Disposal Technician
ETN - Electronics Technician Navigation
FC - Fire Controlman
FCT - Fire Control Technician
FP - Fighter Pilot
FWP - Fixed Wing Pilot
GM - Gunner’s Mate
GTSTE - Gas Turbine Systems Technician – Electrical
GTSTM - Gas Turbine Systems Technician – Mechanical
HCA - Hospital Corpsman Advanced Technical Field
HM - Hospital Corpsman
HMT - Hull Maintenance Technician
HP - Helicopter Pilot
HRO - Human Resources Officer
ICE - Interior Communications Electrician
IH - Industrial Hygiene Officer
IO - Intelligence Officer
IP - Information Professional Officer
IST - Information Systems Technician
J - Judge Advocate General’s Corps (JAG)
L - Legalman
LS - Logistics Specialist
M - Mineman
MAA - Master-at-Arms
MCS - Mass Communication Specialist
MCWO - Maritime Cyber Warfare Officer
MM - Machinist’s Mate
MMA - Machinist’s Mate Auxiliary
MMN - Machinist’s Mate Nuclear
MO - Meteorology & Oceanography Officer (METOC)
MR - Machinery Repairman
MT - Missile Technician
N - Navy Nurse
NAA - Naval Aircrewman Avionics
NC - Navy Chaplain
ND - Navy Diver
NFO - Naval Flight Officer
NI - Nuclear Power School Instructor
NIS - Intelligence Specialist
NM - Navy Musician
NNPTUI - Nuclear Power Training Unit Instructor
NRE - Naval Reactors Engineer
NUPOC - Submarine Officer
O - Optometrist
OS - Operations Specialist
OT - Occupational Therapist
P - Physician
PA - Physician Assistant
PAO - Public Affairs Officer
PS - Personnel Specialist
PT - Physical Therapist
Q - Quartermaster
RH - Radiation Health Specialist
RP - Research Physiologist
RPS - Religious Program Specialist
RSS - Retail Services Specialist
S - Steelworker
SCO - Supply Corps Officer
SEAL - Navy SEAL
ST - Sonar Technician
SW - Social Worker
SWCC - Special Warfare Combat Crewman
SWON - Nuclear Surface Warfare Officer
SWOS - Surface Warfare Officer
TM - Torpedoman's Mate
U - Utilitiesman
Y - Yeoman
USMC
AIR FORCE
ARMY
COAST GUARD
SPACE FORCE