NEC Learning Paths
Navy Enlisted Classification codes define your specialty. Find resources tailored to your NEC track.
Offensive Cyberspace Operations (OCO)
OCO NECs focused on network exploitation, analysis, and offensive cyber operations.
| NEC | Title | Level |
|---|---|---|
H11A | Digital Network Analyst (DNA) | Basic |
H12A | Exploitation Analyst (EA) | Basic |
H12B | Senior Exploitation Analyst | Senior |
H12C | Master Exploitation Analyst | Master |
H13A | Navy Interactive On-Net (ION) Operator | Basic |
H14A | Navy ION Operator (Windows) | Basic |
H15A | Navy ION Operator (Unix) | Basic |
H16A | Navy ION Operator (Networks) | Basic |
H29A | Cyberspace Operations (CO) Planner | CWT1+ |
H41A | Basic Offensive Cyber Operator | Basic |
H42A | Cyber Research & Development Specialist | CWT2+ |
Defensive Cyberspace Operations (DCO)
DCO NECs focused on cyber defense, threat analysis, and network protection.
| NEC | Title | Level |
|---|---|---|
H29A | Cyberspace Operations (CO) Planner | CWT1+ |
H30A | Cyber Defense Analyst (CDA) - Basic | Basic |
H31A | CDA (Host) | Basic |
H31B | Senior Host Analyst | Senior |
H31C | Master Host Analyst | Master |
H32A | Cyber Threat Emulation Operator (CTEO) | CWT2+ |
H33A | Cyber Network Defense Infrastructure Specialist (CNDIS) | Basic |
H34A | CDA (Network) | Basic |
H42A | Cyber Research & Development Specialist | CWT2+ |
Naval Special Warfare (NSW)
NSW NECs for DEVGRU, SRT, and MSC assignments with special commitments.
| NEC | Title | Commitment |
|---|---|---|
703C | NSW Tactical Information Operations (TIO) Analyst | 4 years |
708A | Expeditionary Information Warfare (Tactical) | Standard |
771B | NSW TIO Operator | 5 years |
785B | SOF Offensive Cyberspace Operator | Special |
785C | SOF Expeditionary Cyberspace Operator (ECO) | Special |
785D | SOF Tactical Cryptologic Warfare Operator | Special |
785E | SOF Sensitive Collection and Reconnaissance - Operator | Special |
785F | SOF SCAR - Analyst | Special |
NEC Progression & Requirements
Basic (A): Entry-level NECs typically awarded at CWT3+
Senior (B): Advanced NECs requiring experience and expertise
Master (C): Expert-level NECs for senior technicians
Special NECs: Require screening, extensive training, and service commitments
NEC codes and titles are updated periodically. Always verify current designators with your chain of command or the official
Navy COOL CWT page.