JTSA
| Acronym | Definition |
|---|---|
| JTSA | Jewish Theological Seminary of America |
| JTSA | J.T. Sauer & Associates, LLC (Burgettstown, PA) |
| JTSA | Joint Tactical SIGINT Architecture |
| JTSA | Joint Technical Support Activity |
| JTSA | Joint Tactical Support Activity |
| JTSA | Junior Technical Support Analyst |