What does S3 stand for?

Satellite Security Systems (GIS)

Sealift Support System (SAUS)

Semiconductor Serial Storage (SAUS)

Semi-Submerged Ship (SAUS)

Serial Signalling Scheme (SAUS)

Signal Selection Switchboard (CAAL)

Simulation in the Service of Society

Simulation Support System (SAUS)

Staff Officer for Operations - Marine Corps (DOMA)

Stand-Alone Shared Storage - Computer science (GART)

Synergistic Strike System

Systems and Software Simulator

Systems, Science and Software (SAUS)

Traing and/or Operation Officer, Battalion Level and Below - Army

Small Scientific Satellite - NASA