Once seen as future capabilities, autonomous systems now influence operational planning, acquisitions, and budgets. Today, we will examine two major developments pointing to the sector's next phase and implications for contractors in defense.

The shift toward autonomous maritime operations took another major step forward this week.

The U.S. Navy selected seven companies for Medium Unmanned Surface Vessel (MUSV) testing, as AUKUS partners announced an undersea autonomy initiative for Unmanned Underwater Vehicles (UUVs).

Together, these steps mark the transition from experimentation to operational integration.

The Navy's MUSV effort represents a considerable evolution from earlier unmanned vessel programs. Rather than pursuing a lengthy development cycle, the service is using a competitive testing approach designed to quickly identify viable platforms and accelerate production decisions. Beginning next month, selected companies will conduct at-sea demonstrations through October.

The seven participants include Leidos, Huntington Ingalls Industries, Sea Machines, Saronic Technologies, Galliano Marine Services, PacMar Technologies, and Birdon. To advance, vessels must prove they can transport at least two standard 40-foot containers, travel 2,500 nautical miles at 25 knots, and operate effectively in Sea State 4 conditions while carrying a 25-metric-ton payload.

The Navy has aligned roughly $2.1 billion behind the effort, creating one of the most significant autonomous maritime opportunities currently underway. Companies that successfully complete testing will receive additional funding and a pathway toward future production programs.

Huntington Ingalls has already presented its Odyssey AI command-and-control suite as a potential enabler for managing individual vessels and larger autonomous formations operating alongside manned assets.

At the same time, AUKUS partners are expanding their focus below the surface. Their newly announced Pillar II project centers on interchangeable payloads, sensors, navigation systems, common control architectures, and mission systems for UUVs. Initial capabilities are expected to begin fielding in 2027.

The effort is designed to support a wide range of missions, including intelligence collection, anti-submarine warfare, mine countermeasures, seabed infrastructure protection, electronic warfare, and long-range strike operations. Just as important, the project strives to establish common standards across the United States, Australia, and the United Kingdom, improving interoperability and accelerating future capability development.

The broader signal is becoming difficult to ignore. The United States and its closest allies are building future maritime force structures around distributed, autonomous systems that can operate in contested environments at lower cost and lower risk than traditional platforms. For the industry, the opportunity extends far beyond vessel manufacturing.

Command and control, autonomy software, sensors, communications, logistics, payload integration, and sustainment will all become increasingly important pieces of the maritime autonomy ecosystem.

A future concept is now rapidly becoming an operational requirement.

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The key takeaway from the Navy's MUSV program and the latest AUKUS announcements is the direction of future funding and procurement timelines, not just the technical advancements.

Over the next 18 months, we expect autonomous maritime systems to move from development programs into early procurement decisions. The indicators are already visible. The FY27 defense request includes $39.2 billion for autonomous systems and production capacity, alongside $14.4 billion for counter-unmanned capabilities. While maritime programs currently represent a smaller portion of overall autonomy spending, that is unlikely to remain the case.

Our assessment is that successful MUSV testing this year will trigger a transition from prototype evaluation into low-rate production planning during FY27. With approximately $2.1 billion already aligned behind the effort, even a modest production decision could create hundreds of millions of dollars in follow-on opportunities across platforms, sensors, communications, autonomy software, payload integration, and sustainment.

The bigger opportunity may ultimately sit below the surface.

AUKUS is not simply building new unmanned underwater vehicles. It is building a common ecosystem. The focus on interchangeable payloads, shared control architectures, navigation systems, and mission packages suggests the three nations are laying the foundation for a standardized undersea autonomy market. Historically, once standards emerge, procurement accelerates because interoperability concerns begin to decline.

That creates the potential for significant market growth heading into FY28 and FY29. If initial AUKUS payload deliveries remain on schedule for 2027, we expect demand for sensors, autonomy software, undersea communications, and mission payloads to increase across all three partner nations.

The largest constraint is unlikely to be funding.

Instead, integration will become the pacing factor. The challenge is no longer proving autonomous vessels can operate at sea. The challenge is integrating them into fleet operations, command structures, logistics networks, and manned-unmanned force packages. Contractors that solve those problems will likely capture a disproportionate share of future spending.

The indicator we are watching most closely is operational deployment during major Indo-Pacific exercises in 2027. Once autonomous surface and undersea systems begin appearing as integrated operational assets rather than demonstration platforms, procurement decisions tend to follow quickly.

Our expectation is that FY28 becomes the inflection point. By then, today's testing programs should begin producing clear winners, established architectures, and defined production pathways. For contractors, that means the positioning window is now.

Waiting until production contracts are released may be waiting too long.

The market is moving quickly. Most companies won't see the shift until contracts start hitting the street.

Our latest Pro report breaks down the Small Tactical UAS market, where funding is headed, which programs matter, and where we see future demand forming. We focus on the budgets, acquisition pathways, and market signals that help you position before everyone else.

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• Northrop Grumman and Apex advance Golden Dome: Northrop's selection of Apex for a 2027 Space-Based Interceptor demonstration spotlights the push toward faster and more affordable missile defense architectures. Using commoditized satellite buses might significantly reduce deployment timelines and support the larger shift toward layered defenses that combine space, maritime, and autonomous capabilities.

• Hegseth pressures allies on defense spending: Defense Secretary Pete Hegseth's call for Asian allies to increase defense spending toward 3.5% of GDP could create additional demand for autonomous maritime systems. As Indo-Pacific partners look to expand capability without matching U.S. force structure costs, attritable surface and undersea platforms prove increasingly attractive options.

• Autonomy funding continues to gain momentum: The FY27 budget request includes $39.2 billion for autonomous systems procurement and production capacity. While much of the attention remains focused on air systems, recent Navy and AUKUS activity suggests that maritime autonomy is moving closer to the procurement decision-making process. Successful MUSV testing this fall could accelerate that timeline.