# NGA - Boosting Innovative GEOINT - Science & Technology Broad Agency Announcement (BIG-ST BAA) Canonical: https://abierto.us/opportunities/hm047623baa0001 - Solicitation number: HM047623BAA0001 - Notice type: Solicitation - Status: Open. Offers due December 14, 2026 at 11:59 PM EST - Department: Department of Defense - Agency: National Geospatial-Intelligence Agency (Nga) - Contracting office: Attn: MS S84 - Ocs (HM0476) - NAICS: 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) - Product or service code: AC13 National Defense R&D Services; Department Of Defense - Military; Experimental Development - First posted: February 25, 2026 - Last posted: August 18, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/a94ee2e8a05b4b73aa7036814bf4f933/view ## Description The Boosting Innovative GEOINT-Science and Technology (BIG-ST) Broad Agency Announcement (BAA) invites proposers to submit innovative concepts to address hard GEOINT problems that align to one or more of the following technical domains: (1) Foundational GEOINT, (2) Advanced Phenomenologies, and (3) Analytic Technologies. **BAA Process and Topic Call Publication:** The BIG-ST BAA is a general announcement of NGA’s research interest, including criteria for selecting proposals and soliciting the participation of all offerors capable of satisfying the Government’s needs. The requests for abstracts and proposals are transmitted via Topic Calls that are published separately under the BIG-ST BAA General Solicitation at various times during the open period of the General Solicitation. Topic Calls will be published via updates to the BIG-ST BAA General Solicitation site on Sam.gov, Grants.gov, and/or the Classified IC-Acquisition Research Center (https://acq-ui.ace.proj.nro.ic.gov). For Classified Topic Calls, interested parties must have an account to log into the Classified IC-ARC to see the notice, and all associated RFP documents. For additional support with account access, please contact the Classified ACE Help Desk at 855-4ACE. Interested parties should periodically check these websites for updates. No submissions shall be accepted to the General Solicitation; abstracts and proposals will only be reviewed in response to open Topic Calls. Please refer to the Topic Calls for Abstract and Proposal due dates. The BIG-ST BAA General Solicitation, HM047623BAA0001 Revision 4 (dated 07/30/2026), is posted and applies to Topic 7 and forward. See Attachments/Links. **Closed Topics:** Topic 1 - Geospatial-Intelligence Foundational Model (GFM) is closed Topic 2 - Magnifying University Science Expertise (MUSE) is closed. Topic 3 - VLBI+G Signal Chain Development (VLBI+G) is closed. Topic 5 - Better Ingested GEOINT - Identifying Artificial Intelligence and Manually Manipulated Media (BIGISLAND) is closed. Topic 6 - Magnifying University Science Expertise 2 (MUSE 2 is closed. **Canceled Topics:** Topic 4 - Production of Radio Frequency (RF) Surveys from Commercial On-orbit Passive RF (RF-COP) is canceled. **Active Topics:** **8/18/2026 Update:** Topic 7 is on HOLD pending Government requirement reviews. No other updates are made. Topic 7 – Lidar Analysis for Surface & Environmental Reconnaissance (LASER) is open (currently on HOLD). Please review the following new/updated documents under Attachment/Links: **New:** **BIGST-BAA_T7_LASER_20260730 New:** **LASER_CDRL_A001_Kick-off New:** **LASER_CDRL_A002_Technical_Reports New:** **LASER_CDRL_A003_Software Deliverables New:** **LASER_CDRL_A004_Technical Plans Updated:** **BIGST_BAA_HM047623BAA0001_GeneralSolicitation_REV4_20260730 Updated:** **BIGST_BAA_HM047623BAA0001_Provisions_Clauses_20260622 Updated:** Research and Technology Plan_20260730 ** Please note: there are 8 Attachments to the RTP Plan** A summary of changes can be found within the BIG-ST BAA General Solicitation Revision 4 dated 07/30/2026. Changes are highlighted in YELLOW. ## Publications - February 25, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 4caef3915cfa4f27af2e27d0cd6332ba. https://sam.gov/workspace/contract/opp/4caef3915cfa4f27af2e27d0cd6332ba/view - February 26, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 0840b90b0143494699372f452d4d7e62. https://sam.gov/workspace/contract/opp/0840b90b0143494699372f452d4d7e62/view - March 16, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 8af585cdb7a8425d9498a2536b7994a7. https://sam.gov/workspace/contract/opp/8af585cdb7a8425d9498a2536b7994a7/view - March 24, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 64f587a944f74b02b2777302f977e6ee. https://sam.gov/workspace/contract/opp/64f587a944f74b02b2777302f977e6ee/view - April 1, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 8c947337bf19442da718d71c2f308860. https://sam.gov/workspace/contract/opp/8c947337bf19442da718d71c2f308860/view - July 31, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 79ac28d2083a42e89b57a1afd7f7d9ca. https://sam.gov/workspace/contract/opp/79ac28d2083a42e89b57a1afd7f7d9ca/view - August 18, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 3537ab8cc86b4ddbbafc822a5aa1bbad. https://sam.gov/workspace/contract/opp/3537ab8cc86b4ddbbafc822a5aa1bbad/view - August 18, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice 7d46d4bb8b504bec857381f327522415. https://sam.gov/workspace/contract/opp/7d46d4bb8b504bec857381f327522415/view - August 18, 2026: Solicitation, due December 14, 2026 at 11:59 PM EST. Notice a94ee2e8a05b4b73aa7036814bf4f933. https://sam.gov/workspace/contract/opp/a94ee2e8a05b4b73aa7036814bf4f933/view ## Points of contact - Viphalac Chanthaphone, viphalac.chanthaphone@nga.mil --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/hm047623baa0001.