ATEC HQ 005 - Expeditionary Secure Cross-Domain Modernization

The Army Contracting Command – Aberdeen Proving Ground, acting on behalf of the Army Test and Evaluation Command, has issued a Call for Solutions titled ATEC HQ 005 – Expeditionary Secure Cross-Domain Modernization under the Army Open Solicitation W9128Z-25-S-A002. This initiative seeks innovative, mission-focused solutions to address the challenge of securing and modernizing cross-domain operations in expeditionary environments, with an emphasis on capability, speed, and resilience under austere conditions. Interested parties must submit proposals by 19 August 2026 at 1500 EDT, and all communications must use the specified subject line format: “Call for Solution – [Your Company Name] – ATEC_RIW26_005”. Questions regarding the solicitation must be submitted no later than 10 August 2026 at 1500 EDT. The effort is directed by Dennis Beauclair, Jr. as the primary point of contact, with Whitney J. Jackson as secondary support, both located at the Aberdeen Proving Ground in Maryland. Proposals will be evaluated based on the criteria outlined in the CfS document, which includes detailed problem statements, desired attributes, and submission guidelines. Full details of the solicitation structure can be found in the associated Army Open Solicitation posting.