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Virtual Engineering & Spacecraft Flight Applications (VESFA) - NASA
2026-04-17 · via NASA Science

Follow on Contract to the Simulation and Software Technology (SST) III

VESFA Links

Current Information

Request for Information

Final Request for Proposal and Related Documents

  • August 4, 2026

Preliminary Acquisition Schedule

Milestone
TBD
Planned Date
TBD
Actual Date
TBD

News and Events

04/16/2026 This notice is to advise procurement activities for Simulation and Software Technology (SST) III follow-on have now begun.
The follow-on requirement for the current SST III contract will be named Virtual Engineering & Spacecraft Flight Applications (VESFA). NASA’s intent is to comply with Executive Order 14240, Eliminating Waste and Saving Taxpayer Dollars by Consolidating Procurement, issued March 2025 by conducting the VESFA procurement utilizing the General Services Administration (GSA) Alliant 2 Government-wide Acquisition Contract (GWAC).
Interested vendors are encouraged to visit the GSA Alliant 2 website https://www.gsa.gov/technology/it-contract-vehicles-and-purchasing-programs/gwacs/alliant-2 For all updates and opportunities related to VESFA please monitor https://www.ebuy.gsa.gov

This website shall be shutdown 30 days after the Final Debriefing or at the end of the protest period, whichever comes later.

Responsible NASA Official: Elizabeth Tapia, Contracting Officer
NASA’s Guide on Organizational Conflicts of Interest

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