Army Awards CACI Up to $185M for Expeditionary Energy and Sustainment Systems

On October 29, 2026, the U.S. Army awarded CACI International a five-year task order with a potential value of up to $185 million to support the Program Manager Expeditionary Energy and Sustainment Systems (PM E2S2). The work is intended to help soldiers sustain operations in austere, contested, or disrupted environments, where access to conventional infrastructure, supply networks, and positioning systems may be limited. The reported value is a ceiling; the source material does not specify the amount obligated at award or the task order’s contract vehicle.

The task order covers research, development, testing, and evaluation (RDT&E), rather than a single equipment category. CACI is expected to develop and integrate technologies that help Army forces operate longer and maintain mission effectiveness under difficult conditions. The stated areas include power generation and distribution, environmental control systems, protected shelters, multispectral camouflage, field sustainment, advanced sensing and software, and long-range cargo airdrop when GPS is denied. This breadth makes the award relevant to firms across several defense technology and soldier-support markets.

For contractors and suppliers, the award is a concrete market signal around expeditionary capabilities that reduce reliance on fixed infrastructure and conventional logistics. Companies with technologies in power systems, thermal or environmental management, shelter design, camouflage, sensing, software, or resilient airdrop may find the scope relevant to their portfolios. However, the available information identifies CACI as the task-order awardee and does not establish an open competition, a solicitation, a contract number, a procurement contact, or a subcontracting opportunity. Businesses should treat the award as an indicator of Army priorities—not confirmation that additional work is currently available.

CACI President and Chief Executive Officer John Mengucci tied the effort to operational flexibility, saying, “Soldiers need dependable equipment and systems that allow them to operate effectively, regardless of the conditions they face.” He added that the work will help the Army “reduce its dependence on traditional infrastructure” and give soldiers greater flexibility in challenging environments. The emphasis on integrated RDT&E suggests attention to both technology development and evaluation, with potential relevance to suppliers able to demonstrate performance in austere and contested settings. Specific delivery schedules, technical requirements, and follow-on actions were not provided in the source reporting.

• Awardee: CACI International received the Army task order on October 29, 2026.
• Potential value and period: Up to $185 million over five years; the source does not report an obligated amount.
• Customer/program: The work supports the U.S. Army’s PM E2S2.
• Work type: Research, development, testing, and evaluation, including technology development and integration.
• Expeditionary power: Scope includes power generation and distribution for operations with limited infrastructure access.
• Soldier sustainment: Environmental controls, protected shelters, multispectral camouflage, and field sustainment are included.
• Contested logistics and sensing: Work includes GPS-denied long-range cargo airdrop, advanced sensing technologies, and software.
• Market implication: Vendors in power, shelters, environmental controls, sensing, software, camouflage, and resilient logistics can assess alignment with the stated mission.
• Opportunity caveat: No solicitation, contract number, procurement contact, open competition, or follow-on opportunity is identified in the available reporting.