SUPPLY CHAIN OPTIMIZATION SUPPORT (SCOS) Solicitation

DEPT OF DEFENSE — DEPT OF THE ARMY·Redstone Arsenal, AL·RFP·Federal

Scope

SUPPLY CHAIN OPTIMIZATION SUPPORT (SCOS) Product Service Code : R706 AMENDMENT 3 - 4 Sep 2026 - This amendment extends the proposal due date to 2 Oct 2026 at 5:00 PM CT. Responses to Q&A will be posted in a forthcoming amendment. AMENDMENT 2 - 28 Aug 2026 - Questions for this solicitation are cutoff as of 28 Aug 2026, 5:00PM CT. Questions submitted after the cutoff date/time will not be answered. Questions submitted before the 28 Aug 2026, 5:00PM CT cutoff will be answered and posted on SAM.gov in a forthcoming amendment. The following documents have been updated/uploaded in attachments: Attachment 0001 PWS Performance Work Statement Attachment 0002 Performance Assessment Questionnaire Attachment 0003 CBA HCI - IUOE Local 351 2024-2027 Attachment 0004 WD 2015-5229 Rev29 (05-13-2026) El Paso TX Attachment 0005 PWS Attachment 1_ Appendices A-E Attachment 0006 PWS Attachment 2_Appendix F…

Documents, amendments and submission instructions are on the agency's own posting.