U.S. Navy Zero-G Helmet System Completes Critical Design Review

This article is based on an official press release from Collins Elbit Vision Systems (RTX).

Critical Design Review Completed for Navy’s Next-Gen Helmet

Collins Elbit Vision Systems (CEVS), a joint venture between RTX’s Collins Aerospace and Elbit Systems of America, has officially announced the completion of the Critical Design Review (CDR) for the Zero-G Helmet Mounted Display System+ (HMDS+). This milestone, finalized on December 12, 2025, marks a pivotal step in the U.S. Navy’s Improved Joint Helmet-Mounted Cueing System (IJHMCS) program.

The successful CDR effectively freezes the system’s design, confirming that the helmet meets the Navy’s rigorous requirements for safety, performance, and platform integration. With the design locked, the program now transitions into the airworthiness testing and integration phase, bringing the system closer to deployment aboard the F/A-18E/F Super Hornet and EA-18G Growler fleets.

According to the press release, the Zero-G HMDS+ is engineered to address long-standing physiological challenges faced by naval aviators while introducing “6th-generation” digital capabilities to existing 4.5-generation aircraft.

Technical Leap: The Zero-G HMDS+

The Zero-G HMDS+ represents a significant departure from legacy analog systems. While previous iterations required pilots to physically attach heavy Night Vision Goggles (NVGs) for low-light operations, the new system integrates digital night vision directly into the visor. This integration streamlines cockpit operations and reduces the physical burden on the aircrew.

Weight Reduction and Pilot Safety

A primary driver for the Zero-G’s development is the reduction of head-borne weight. High-G maneuvers in fighter aircraft place immense strain on a pilot’s neck and spine, a hazard exacerbated by heavy, unbalanced legacy helmets. CEVS reports that the Zero-G system is more than 25 percent lighter than current market alternatives. Its name is derived from its optimized center of gravity, designed to minimize fatigue and long-term injury risks.

Capt. Joseph Kamara, the U.S. Navy Program Manager for Naval Aircrew Systems (PMA-202), emphasized the safety implications of the new design in a statement:

“Aircrew health and safety is our number one priority. The Zero-G being integrated through our IJHMCS program promises to relieve aircrew of neck and back strain and greatly improve ejection safety.”

Advanced Display Capabilities

Beyond ergonomics, the helmet utilizes a binocular waveguide display system. Unlike monocular reticles used in older models, this technology projects high-definition color symbology and video into both eyes, creating a fully immersive 3D view of the battlespace. The system is capable of “sensor fusion at the edge,” processing mission data and weapon information directly on the helmet to act as a primary flight instrument.

Luke Savoie, President and CEO of Elbit Systems of America, highlighted the strategic necessity of this upgrade:

“Zero-G is providing sensor fusion at the edge… As fighter aircraft level-up, the HMDs of those systems need to as well.”

Program Timeline and Deployment

The Zero-G HMDS+ program has moved rapidly since CEVS was awarded a $16 million contract by the U.S. Navy in September 2023 for development and test support. Following the successful CDR in December 2025, the program is scheduled to undergo flight testing and Avionics integration throughout 2026 and 2027.

The U.S. Navy projects Initial Operational Capability (IOC) for the system in 2027. Once fielded, it is expected to equip aviators across the entire fleet of U.S. Navy and Royal Australian Air Force Super Hornets and Growlers, totaling more than 750 aircraft.

AirPro News Analysis

The completion of the CDR signals a critical maturity point for the Navy’s effort to modernize the human-machine interface in its tactical fleet. While much industry attention is focused on future platforms like NGAD (Next Generation Air Dominance), the Zero-G program illustrates the military’s commitment to maintaining the lethality and survivability of its existing backbone fleet.

By adapting technology originally matured for the F-35 Gen III helmet, CEVS is effectively retrofitting advanced situational awareness tools onto older airframes. This approach not only extends the combat relevance of the Super Hornet but also addresses the acute retention issue of pilot physical health. The shift to digital night vision and balanced weight distribution suggests that the Navy views pilot longevity as a critical component of fleet readiness.

Sources

• RTX (Collins Elbit Vision Systems)