Modification 4 – March 04, 2025 

The purpose for this modification is to update the synopsis entitled Simulation and Advanced Software Services II (SASS II) Request for Proposal (RFP) Solicitation Notice ID 80JSC025R7003, which was posted February 11, 2025. You are notified that the following changes are made to the Attachment Section: 

1. SASS II RFP Questions and Answers (Q&A) Part 2 have been posted in the attachments section of this solicitation. The Q&A can also be found on the SASS II website at https://www.nasa.gov/johnson/jsc-procurement/sass2/. 

2. SASS II RFP 80JSC025R7003 Amendment 2.

The due date for responses is NOT extended as a result of this modification.  

Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the SASS II website at https://www.nasa.gov/johnson/jsc-procurement/sass2/.   

Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). 

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Modification 3 – February 28, 2025

The purpose for this modification is to update the synopsis entitled Simulation and Advanced Software Services II (SASS II) Request for Proposal (RFP) Solicitation Notice ID 80JSC025R7003, which was posted February 11, 2025. You are notified that the following changes are made to the Attachment Section:

1. SASS II RFP Questions and Answers (Q&A) have been posted in the attachments section of this solicitation. The Q&A can also be found on the SASS II website at https://www.nasa.gov/johnson/jsc-procurement/sass2/.

The due date for responses is NOT extended as a result of this modification.

Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the SASS II website at https://www.nasa.gov/johnson/jsc-procurement/sass2/. 

Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any).

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Modification 2 – February 19, 2025 

The purpose for this modification is to update the synopsis entitled Simulation and Advanced Software Services II (SASS II) Request for Proposal (RFP) Solicitation Notice ID 80JSC025R7003, which was posted February 11, 2025. You are notified that the following changes are made to the Attachment Section: 

1. SASS II Final RFP 80JSC025R7003 A1 

2. Attachment L.6 - SASS II EPM Template EPO A1 

The due date for responses is NOT extended as a result of this modification. 

Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the SASS II website at https://www.nasa.gov/johnson/jsc-procurement/sass2/.  

Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any). 

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Modification 1 – February  13, 2025

The purpose for this modification is to update the synopsis entitled Simulation and Advanced Software Services II (SASS II) Request for Proposal Solicitation Notice ID 80JSC025R7003, which was posted February 11, 2025. You are notified that the following changes are made to the Attachment Section:

1. The SASS II Pre-Proposal Conference Charts have been posted.

The due date for responses is NOT extended as a result of this modification.

Please continue to monitor this SAM.gov posting for updates on the release of any documents, as well as the SASS II website at https://www.nasa.gov/johnson/jsc-procurement/sass2/.

Potential offerors are responsible for monitoring this site for the release of any amendments to this solicitation and for downloading their own copy of the solicitation and amendments (if any).

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