- Raytheon awarded $40.2M base contract for OTH radar operations and maintenance.
- Contract supports relocatable over-the-horizon radar at Navy surveillance centers.
- Enhances long-range maritime domain awareness and early warning capability.
- Total value could reach $212.1M if all options exercised through 2031.
- Work spans multiple U.S. and Puerto Rico locations.
Raytheon OTH Radar Contract Strengthens U.S. Navy Surveillance Network
The Raytheon OTH radar contract marks a significant investment in sustaining the U.S. Navy’s long-range surveillance capabilities, with Raytheon Co. awarded a $40.25 million cost-plus-fixed-fee contract for operations and maintenance services.
The contract supports the relocatable over-the-horizon radar system at the Forces Surveillance Support Center in Chesapeake, a key node in the Navy’s maritime monitoring architecture.
The Big Picture
The U.S. Navy continues to prioritize persistent, wide-area surveillance as part of broader efforts to counter emerging maritime threats and enhance domain awareness.
Over-the-horizon radar systems play a central role in detecting targets at ranges far beyond conventional line-of-sight sensors. These systems use high-frequency radio waves that bounce off the ionosphere, allowing operators to monitor vast ocean areas, including potential adversary movements.
This contract aligns with ongoing U.S. military modernization efforts focused on sensor integration, distributed operations, and early warning capabilities, particularly in contested maritime environments.
What’s Happening
The Naval Supply Systems Command Fleet Logistics Center in Philadelphia awarded the contract following a competitive procurement process conducted through Sam.gov.
Raytheon will provide operations and maintenance services for the relocatable over-the-horizon radar system. The contract includes:
- A one-year base period running through April 2027
- Four optional one-year extensions
- A potential total value of $212.1 million if all options are exercised through April 2031
Work will take place across multiple locations, including:
- Chesapeake (48 percent)
- Freer and Premont (20 percent combined)
- New Kent (9 percent)
- Juana Díaz and Vieques (18 percent combined)
- Dallas and Fairfax (5 percent combined)
The Navy obligated $1 million in fiscal 2026 operations and maintenance funding at the time of award.
Why It Matters
Sustaining over-the-horizon radar capability is critical for maintaining persistent surveillance over large maritime areas, especially in regions where satellite coverage or airborne ISR assets may be limited or contested.
Unlike traditional radar systems, OTH radars can detect aircraft and surface vessels at distances exceeding 1,000 nautical miles. This provides early warning and enhances tracking of potential threats, including long-range missile launches and naval movements.
The contract ensures system readiness, reliability, and continuous operation, which are essential for real-time decision-making in naval operations.
Strategic Implications
Reliable OTH radar coverage directly strengthens U.S. military readiness by improving situational awareness across key maritime approaches.
The distributed nature of the system, with multiple operating sites, supports resilience against disruption or attack. It also allows the Navy to maintain coverage across both Atlantic and Gulf regions.
This capability contributes to layered defense architectures by complementing satellite surveillance, airborne ISR platforms, and ship-based sensors.
Competitor View
China and Russia have both invested heavily in over-the-horizon radar technologies as part of their anti-access and area denial strategies.
Sustained U.S. investment signals continued emphasis on long-range detection and early warning. Competitors may interpret this contract as part of a broader effort to reinforce maritime surveillance coverage and close potential detection gaps.
OTH radar systems also provide strategic transparency, making it more difficult for adversaries to operate undetected in key maritime zones.
What To Watch Next
Future developments will likely focus on integration with other sensor networks and command systems.
Key areas to monitor include:
- Integration with joint all-domain command and control frameworks
- Potential upgrades to radar processing and signal analysis capabilities
- Expansion of relocatable radar deployments to other regions
Funding decisions in upcoming defense budgets will also indicate whether the Navy plans to expand or modernize its OTH radar fleet.
Capability Gap
The Raytheon OTH radar contract addresses a critical gap in persistent long-range surveillance that cannot be fully covered by satellites or aircraft alone.
While satellites provide global coverage, they can face limitations such as revisit rates and vulnerability to counter-space measures. Airborne platforms offer flexibility but require significant operational resources.
OTH radar fills this gap by providing continuous, ground-based monitoring over vast distances.
However, these systems can face limitations in resolution and target discrimination compared to closer-range sensors, which makes integration with other ISR assets essential.
The Bottom Line
The Raytheon OTH radar contract ensures sustained long-range surveillance capability, reinforcing the U.S. Navy’s ability to detect and track threats across vast maritime regions.
