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MIT Lincoln Lab Gulfstream IV Returns After 7-Year Overhaul

MIT Lincoln Laboratory’s modified Gulfstream IV returns after a 7-year overhaul to support the U.S. Air Force AVSE program.

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A heavily modified Gulfstream IV has returned to MIT Lincoln Laboratory in Massachusetts following a seven-year structural modernization program in Canada, preparing the Military-Aircraft to serve as a specialized airborne research platform for the U.S. Air Force.

The aircraft, operated by the laboratory’s Tactical Defense Systems Group and Flight Test Facility (FTF), will support the Air Vehicle Survivability Evaluation (AVSE) program. According to an August 31, 2026, announcement from MIT, the modernized jet is expected to remain in operational service for 25 to 30 years, replacing a Gulfstream II that had supported the program since the early 1990s.

Extensive structural modifications

The modernization project, executed at Field Aviation’s 40,000-square-foot hangar at Toronto Pearson International Airport (YYZ), represents the most complex airborne test bed overhaul in the laboratory’s history. Mechanics and engineers removed, tracked, and reinstalled more than 2,000 components to incorporate 12 major structural changes.

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External modifications include a six-foot nose extension and the installation of five sensor pylons. Four pylons mounted on the wings can carry external pods weighing between 200 and over 1,000 pounds. A fifth pylon, added to the forward lower fuselage, has a weight capacity of 2,000 pounds and can accommodate systems up to 19 feet in length.

Internally, the Gulfstream IV (G-IV) was outfitted with 14 equipment racks and six workstations for onboard operators. The aircraft also received a new auxiliary power unit capable of producing nearly double the original electrical output at the aircraft’s 45,000-foot altitude ceiling.

Paul Mancini, program manager for the Tactical Defense Systems Group, highlighted the precision of the reassembly process.

“It’s extremely rare for a heavily modified aircraft of this complexity to have no write-ups. That’s a testament to the quality of work of the FTF mechanics who put the airplane back together and the Field Aviation engineers who completed the modifications.”

Overcoming pandemic delays and Certification strategy

FTF pilots originally flew the G-IV to Toronto in December 2018 for a project expected to take three to four years. The timeline ultimately extended to seven years due to disruptions from the COVID-19 pandemic and shifts in contractor management. To maintain momentum, MIT Lincoln Laboratory engineers, mechanics, and legal teams secured Canadian work permits, allowing them to establish a continuous onsite presence.

David Culbertson, FTF manager, noted that the team made hundreds of trips to Canada and dedicated countless weekends to keep the project moving forward. Between October 2024 and January 2025, FTF mechanics completely disassembled and reassembled the cockpit to accommodate the new nose extension.

Rather than upgrading the aircraft in phases, MIT Lincoln Laboratory opted to complete all anticipated modifications during this single maintenance period. This strategy was designed to avoid repeatedly reopening the costly and time-consuming Federal Aviation Administration (FAA) certification process over the aircraft’s projected lifespan.

Next steps for the AVSE program

While the G-IV flew home to Massachusetts in April 2026, the aircraft is not yet ready for operational deployment. Test pilots are currently conducting airworthiness evaluations.

The laboratory expects it will take approximately 18 additional months to complete flight testing, install the necessary mission and test systems, and secure final FAA certification. Once fully mission-qualified, the G-IV will resume the airborne testing role previously fulfilled by the legacy Gulfstream II.

AirPro News analysis

We note that consolidating decades of anticipated structural modifications into a single, extended downtime represents a calculated regulatory strategy. By front-loading the engineering and certification burden, MIT Lincoln Laboratory avoids the recurring operational disruptions and costs associated with sequential FAA approvals. While pandemic-related delays extended the timeline, delivering a highly modified test bed with zero write-ups indicates a rigorous quality assurance process between the laboratory and its modification partner.

Sources: MIT News

Photo Credit: MIT

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Defense & Military

USAF Renews PTC Servigistics Contract for ESCAPE Program

The U.S. Air Force renewed its Servigistics contract with PTC to manage a $76 billion service parts network using AI.

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USAF Renews PTC Servigistics Contract for ESCAPE Program

PTC Inc. and the United States Air Force (USAF) have renewed a contract to utilize the Servigistics supply chain optimization platform, integrating artificial intelligence to manage a $76 billion global service parts network.

The agreement, announced in an October 15, 2026 press release, extends the military branch’s Enterprise Supply Chain Analysis, Planning, and Execution (ESCAPE) program. The latest phase of the partnership focuses on exception-based management to automate routine workflows and align inventory decisions directly with aircraft availability objectives.

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Advancing the ESCAPE program with artificial intelligence

The renewed contract enables the USAF to deploy artificial intelligence and exception-based management tools across its logistics network. These capabilities allow supply chain planners to automate standard inventory workflows and focus their attention on critical interventions that directly impact fleet readiness.

Abigail Strobell, Deputy Chief of the USAF, emphasized the operational necessity of the software upgrade in managing global defense logistics.

“Readiness depends on our ability to anticipate requirements and make effective supply chain decisions in an increasingly complex operational environment,” Strobell said. “Our continued use of Servigistics enables us to build on the progress we have made in modernizing service parts planning and strengthen the supply chain capabilities that support aircraft availability.”

A decade of supply chain modernization

The relationship between the Boston-based software provider and the USAF spans nearly ten years. The military branch initially selected the Servigistics Software as a Service (SaaS) solution on January 31, 2017. At that time, the platform was tasked with optimizing a global supply chain encompassing over 5,000 aircraft and 650,000 individual items distributed across 1,500 locations.

The partnership deepened on January 18, 2022, when PTC announced a five-year expansion contract valued at up to $95 million. That agreement formally integrated Servigistics into the ESCAPE program, which is managed by the 3,000 personnel of the USAF Sustainment Center’s 448th Supply Chain Management Wing.

While the October 15, 2026 announcement confirmed the continuation of the ESCAPE program integration, PTC did not disclose the specific financial value or the exact term length of the renewed contract.

Broader aerospace and defense adoption

The USAF renewal highlights the established role of Servigistics within the aerospace and defense sector. Beyond the Air Force, the platform is currently deployed by the United States Navy and the United States Coast Guard to manage complex military logistics.

Major original equipment manufacturers (OEMs) and defense contractors, including Lockheed Martin, Northrop Grumman, and Boeing, also utilize the software to optimize their service supply chains.

PTC employs over 7,000 people and provides digital transformation and product lifecycle solutions to more than 30,000 customers globally.

AirPro News analysis

The USAF decision to integrate artificial intelligence into the ESCAPE program illustrates a necessary shift in military logistics from reactive tracking to predictive management. Managing a $76 billion parts inventory across thousands of aging and next-generation aircraft requires processing data at a scale that manual planning cannot sustain. By shifting to exception-based management, we see the USAF acknowledging that human planners are best utilized for resolving critical bottlenecks rather than executing routine reorders. This contract renewal suggests that the Department of Defense views commercial off-the-shelf AI supply chain solutions as a faster route to improved fleet readiness than developing bespoke internal systems.

Photo Credit: PTC Inc.

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F-22 Raptor Pilot Controls Anduril YFQ-44A Fury Drone in Flight

A USAF F-22 pilot directed an Anduril YFQ-44A Fury drone in flight in October 2026, validating the CCA airborne quarterback concept.

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F-22 Raptor Pilot Controls Anduril YFQ-44A Fury Drone in Flight

A United States Air Force (USAF) Lockheed Martin F-22 Raptor pilot successfully executed airborne tactical command and in-flight control of an Anduril Industries YFQ-44A Collaborative Combat Aircraft (CCA) during a flight test in early October 2026.

The Department of the Air Force announced the milestone in an October 16, 2026, press release. The event marks the first time a crewed fighter has directed a semi-autonomous uncrewed wingman in flight, validating the “airborne quarterback” concept central to the military branch’s future air combat strategy.

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Validating the airborne quarterback concept

The flight test involved personnel from the 412th Test Wing at Edwards Air Force Base in California and the 422nd Test and Evaluation Squadron at Nellis Air Force Base in Nevada. The effort also integrated teams from the 309th Software Engineering Group, the Experimental Operations Unit, the F-22 System Program Office, and the CCA Software Autonomy and Teaming Branch. During the sortie, the F-22 pilot issued high-level tactical directives to the YFQ-44A, which operated semi-autonomously to execute the commands.

Air Force Chief of Staff Gen. Ken Wilsbach stated the flight demonstrates the power of crewed-uncrewed teaming and the advantage it provides to warfighters.

“We must test often, learn fast and give commanders what they need, when they need it,” Wilsbach said in the official release.

Secretary of the Air Force Troy Meink emphasized the rapid development cycle required to field these systems.

“This achievement demonstrates what is possible when we are aligned with industry on a shared imperative: delivering capability to the warfighter at unprecedented speed,” Meink said. “We are driving urgency into every part of acquisition from rapid integration and flight learning to disciplined assessment, so we can turn promising technology into combat capability at the pace the threat demands.”

The path to Increment 1 fielding

The Collaborative Combat Aircraft program is a USAF initiative designed to develop semi-autonomous uncrewed aircraft that will fly alongside crewed fighters. These include the F-22, the Lockheed Martin F-35 Lightning II, and the future Next-Generation Air Dominance (NGAD) platform. The F-22 Raptor serves as the threshold platform for the program, designating it as the first crewed aircraft integrated to pair with and control the drones in flight.

The YFQ-44A Fury originated with Blue Force Technologies, a drone manufacturer acquired by Anduril Industries in September 2023. The aircraft is a fighter-like uncrewed combat aerial vehicle powered by a Williams FJ44-4M turbofan engine. It is engineered to pull up to 9g and fly at speeds reaching Mach 0.95.

The October 2026 tactical control demonstration follows a series of rapid developmental milestones. Earlier in 2026, a Fury drone successfully launched an AIM-120 Advanced Medium-Range Air-to-Air Missile (AMRAAM). In September 2026, Anduril conducted tests involving the Fury flying in formation with F-35 fighters, although the crewed aircraft were not yet issuing mid-air commands during those sorties.

On September 14, 2026, the Air Force officially named the two Increment 1 CCA designs: the Anduril FQ-44 Fury and the General Atomics FQ-42 Vengeance. General Atomics serves as the other prime contractor for the first increment of the program.

Shifting air combat strategy toward affordable mass

The CCA program represents a fundamental shift in military aviation strategy. The USAF is moving toward a concept of affordable mass, pairing highly capable and expensive crewed fighters with cheaper, semi-attritable uncrewed systems.

The Department of the Air Force intends to have 500 combat-ready, semi-autonomous CCA systems in service by 2032. The overall planned fleet size for the program is projected to reach 1,000 aircraft.

AirPro News analysis

The successful integration of the F-22 Raptor with the YFQ-44A Fury marks a critical transition from theoretical doctrine to operational reality. By proving that a single pilot can manage a semi-autonomous wingman while flying a fifth-generation fighter, the USAF has cleared a major technical hurdle in the Collaborative Combat Aircraft program. We view this milestone as a strong indicator that the aggressive 2032 fielding timeline for 500 combat-ready systems remains viable. Establishing the F-22 as the threshold platform provides a mature testing environment that will likely accelerate the eventual integration of these uncrewed systems with the F-35 and the Next-Generation Air Dominance platform.

Photo Credit: US Air Force – Senior Airman Renee Blundon

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S&K Aerospace Wins $4.3B U.S. Air Force PROS 7 Contract

S&K Aerospace secured a $4.3B IDIQ contract to manage PROS 7, supporting 100+ FMS partner nations through 2039.

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S&K Aerospace Wins $4.3B U.S. Air Force PROS 7 Contract

S&K Aerospace, LLC (SKA) has secured a $4.3 billion single-award Indefinite Delivery/Indefinite Quantity (IDIQ) contract to manage the U.S. Air Forces Parts and Repair Ordering System 7 (PROS 7).

Announced in a press release on October 5, 2026, the agreement tasks the Montana-based company with providing critical supply, repair, and logistics support for non-standard and difficult-to-support items to more than 100 Foreign Military Sales (FMS) partner nations across the U.S. Air Force, Army, and Navy.

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Contract scope and operational details

The PROS 7 contract serves as a vital logistics bridge for international allies operating U.S.-manufactured military equipment. Through the program, S&K Aerospace will provide Commercial Buying Services (CBS) to procure parts and manage repair services for components that are no longer standard or are otherwise difficult to support through traditional supply chains.

According to the official award notice from the Air Force Life Cycle Management Center (AFLCMC), the contract features a maximum ordering period of 10 years, structured as a one-year base period followed by nine one-year options. A subsequent three-year closeout period brings the expected completion date to September 30, 2039. While S&K Aerospace is headquartered in St. Ignatius, Montana, the operational work for PROS 7 will be conducted in Warner Robins, Georgia.

The contract was officially awarded on September 16, 2026, before the public announcement on October 5, 2026. Tony Amadeo, President of S&K Aerospace, credited the company’s historical performance for the successful bid.

“We had an outstanding team across B&P, Pricing, Contracts, HR, IT/IRM, Quality and our technical and operational organizations that put an enormous amount of work into PROS 7. But we also would not be here without the PROS IV and PROS V teams who have been executing this mission for more than 15 years. Their performance built the customer trust, supplier relationships and reputation that we carried into this competition. We didn’t just show up and win PROS 7 — this team earned it over a lot of years.”

Competitive acquisition and corporate background

The AFLCMC at Wright-Patterson Air Force Base in Ohio managed the procurement as a two-phase competitive acquisition. Government records indicate four offers were received during the initial phase, with three advancing to the final selection round. The resulting agreement is structured primarily as a fixed-price contract, incorporating cost-type contract line item numbers for vendor-invoiced material and maintenance pass-through costs.

S&K Aerospace brings extensive institutional knowledge to the PROS 7 program, having previously managed the PROS IV and PROS V iterations over the past 15 years. The Department of Defense awarded the $4.2 billion PROS V contract to the company on November 2, 2016.

The company operates as a subsidiary of S&K Technologies, Inc., a tribally owned corporation of the Confederated Salish and Kootenai Tribes (CSKT) of the Flathead Nation. Revenues generated by the aerospace division and other subsidiaries are reinvested into the CSKT Tribal General Fund to support community programs and services on the reservation.

The PROS 7 award follows another major federal contract secured by the company earlier in the year. In May 2026, the Department of Defense selected S&K Aerospace as an awardee on the Contract Field Teams (CFT) Labor Augmentation Support Requirements (LASR) multiple-award IDIQ contract, a vehicle with a maximum ceiling value of $7.009 billion.

AirPro News analysis

The decision to award PROS 7 to the incumbent contractor underscores the U.S. Air Force’s prioritization of supply chain stability for its international partners. Managing non-standard and out-of-production parts requires an established network of specialized vendors and repair facilities. By retaining S&K Aerospace, the AFLCMC avoids the transition risks associated with transferring a complex, global logistics network to a new prime contractor. This continuity is particularly critical for Foreign Military Sales customers utilizing aging platforms that rely entirely on the PROS framework for sustainment.

Photo Credit: S&K Aerospace

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