Officer
- 25A Signal, General
Warrant
- 255A Information Services Technician
- 255N Network Management Technician
- 255S Information Protection Technician
- 255Z Senior Network Operations Technician
Enlisted
- 25B Information Technology Specialist
- 25C Radio Operator-Maintainer
- 25E Electromagnetic Spectrum Manager
- 25F Network Switching Systems Operator-Maintainer
- 25L Cable Systems Installer-Maintainer
- 25M Multimedia Illustrator
- 25N Nodal Network Systems Operators-Maintainer
- 25P Microwave Systems Operator/Maintainer
- 25Q Multichannel Transmission Systems Operator-Maintainer
- 25R Visual Information Equipment Operator-Maintainer
- 25S Satellite Communication Systems Operator-Maintainer
- 25T Satellite/Microwave Systems Chief
- 25U Signal Support Systems Specialist
- 25V Combat Documentation/Production Specialist
- 25W Telecommunications Operations Chief
- 25X Chief Signal NCO
- 25Z Visual Information Operations Chief