Synthetic Training Environment (STE) Virtual Software (VSW)

What the buyer is asking for

9/3/2026 - Update to add Attachment STE VSW CFS Q_A Vendor 09.03.2026 9/04/2026 - Updated to add Vendor Intent to Submit Solution link and revise the description information. Please note, the description information referenced in this section is the most up to date information. Please note, any conflicting information between this Description section and the STE VSW CFS attachment, the information in this Description section takes presedence over the conflicting date referenced in the DRAFT STE VSW CFS. Any updated information referenced in this section will be included in any revised DRAFT or FINAL STE VSW CFS document as soon as possible. The Government team is working on a revision to the DRAFT STE VSW CFS and will be posted as soon as possible. 9/10/2026 - Update to add ACC-APG AOS link, and access link below for Industry Day & One on One's Request. 9/10/2026 - Update to add the following attachments: Att 04 ACA LOI, Att 05 TC Notes 09.10.26, Att 06 STE IS SDA and Att 06a TSS-TMT GFI. 9/11/2026 - Update to add Attachment STE VSW CFS Q_A Vendor 09.11.2026 9/11/2026 1415 hours - Updated to add Attachment STE VSW CFS Q_A Vendor 09.11.26 v1.1 9/15/2026 - Update to add Attachment STE VSW Call for Solutions 09.15.26, add Attachment A v1_STE Virtual SW Training Requirements Overview (Air). Solutions Due date updated from 28 September 2026 to 29 September 2026 at 1000. 9/15/26 2040 hours - Updated to add Attachment STE VSW CFS Q_A Vendor 09.15.26 9/16/2026 Updated the submission time in the posting to 1300 EDT * 9/18/2026 Update to post STE VSW Call for Solution Amendment 001 - The STE VSW CFS amendment document takes precedent over any conflicting information between the posting and the actual STE VSW CFS amended document. *9/18/2026 Updated to add Attachment STE VSW CFS Q_A Vendor 09.18.26 The Army Contracting Command - Aberdeen Proving Grounds (ACC-APG) Orlando Division, on behalf of Capability Program Executive Simulation, Training, Test & Threat (CPE ST3), Program Manager Simulation, is issuing this Call for Solutions (CFS) under the Army Open Solicitation (AOS). The objective of this CFS is to solicit the most rapid, cost-effective, and technically sound solution to deliver the following operational outcomes: 1) A Doctrinal Gate to Live Fire; 2) A True Combined Arms Environment; 3) Full Mission Command Concurrency; and 4) Open system architecture with published SDKs and APIs to enable user manipulation and rapid integration of future capabilities. The full DRAFT SE VSW CFS document, which outlines the detailed objectives, submission requirements, and evaluation phases are referenced in the Attachments Section of this notice. *Revised important, anticipated acquisition events, and dates are as follows: 27 Aug 2026 DRAFT STE VSW CFS posting 27 Aug – 13 Sep 2026 DRAFT STE VSW CFS Q&A 15 Sep 2026 FINAL STE VSW CFS posting 22-24 Sep 2026 STE VSW Industry Day and One on One sessions, Orlando, Fl. 29 Sep 2026 1300 EDT STE VSW CFS solutions due 02 Oct 2026 STE VSW Lots 1,3, & 5 Down select notifications 20 - 22 Oct 2026 STE VSW Lot 1,3, & 5 Demonstration Pitch 30 Oct 2026 Selection Notices STE VSW Lot 1,3, 5 vendors 02 – 06 Nov SOW/PWS collaboration, request for final price, and solutions 13 Nov 2026 Anticipated Lots 1,3, & 5 awards The solution brief is issued under the authority of the Army Open Solicitation Number W9128Z-25-S-A002 posting: https://sam.gov/opp/b94e184f53f943cdb90b118fa0401c89/view. All interested parties are strongly encouraged to review the attachments to both this solicitation and the parent AOS posting for complete information. The Government encourages our industry partners to review the DRAFT STE VSW CFS posting, available attachments, and submit any questions or concerns to the POCs listed in the CFS attachment or associated to this announcement. The Government will make all attempts to answer all questions and/or concerns as soon as possible. The Government will review and post responses to all questions…