Digital sustainment is the use of connected data, analytics and technologies like digital twins and predictive maintenance to plan, perform and optimize maintenance, repair and overhaul of assets throughout their lifecycle.
In the aerospace and defense (A&D) industry, digital sustainment links engineering, operations and supply chain information so organizations can predict failures, reduce downtime and improve mission readiness. It also lowers the total lifecycle cost. Digital sustainment represents a paradigm shift in the A&D industry, evolving from traditional maintenance to proactive, data-centric ecosystems that ensure asset longevity, mission readiness, operational resilience and intelligence-driven decision-making.
Sustainment is shifting from being a cost center to a strategic value driver, potentially unlocking billions in annual efficiencies across global A&D fleets. Grounded in real-time analytics and predictive foresight, digital sustainment addresses the industry’s escalating demands for sustainability, geopolitical agility and supply chain fortitude amid aging platforms and resource constraints.
New innovations promise exponential improvements in fleet availability and alignment with net zero mandates, with studies indicating potential downtime reductions of 30-50% via predictive analytics.
Many A&D enterprises struggle with legacy systems and technology. Aging aircraft fleets, such as the U.S. Air Force's B-52s, average more than 60 years, straining sustainment budgets, with parts obsolescence causing significant unplanned downtime. Supply chain disruptions, amplified by events like the 2024 semiconductor shortages, have sharply increased lead times, compelling firms to hoard excess inventories.
Regulatory and environmental pressures intensify these challenges. The EU's Green Deal requires enterprises to significantly reduce emissions by 2030, pushing A&D firms to decarbonize sustainment operations despite most lifecycle emissions occurring after production. Cybersecurity threats also loom large; nation-state actors target sustainment data pipelines, with incidents rising 300% since 2023, risking mission-critical compromises. Talent shortages further hinder progress; semiconductor manufacturing, a subset of A&D, demands more than one million skilled engineers by 2030, but current pipelines yield only half that number.
Geopolitical shifts like Indo-Pacific tensions necessitate rapid fleet scalability for distributed operations, but siloed data architectures undermine it by hindering critical system interoperability. Traditional condition-based maintenance (CBM) reacts too slowly, achieving only 65% predictive accuracy, and manual processes consume 40% of sustainment labor. These challenges converge to erode competitive positioning, with sustainment costs projected to rise 10-15% annually in the absence of digital intervention.
Digital sustainment redefines core processes using IoT sensors, AI and ML algorithms and cloud-edge hybrids. In 2026, ubiquitous digital threads and persistent data fabrics will link design, production and sustainment for up to 95% traceability and 50-60% fewer engineering change orders. GenAI-powered predictive (evolving to prescriptive) analytics platforms, such as Airbus’s Skywise and Avalon, will forecast component failures.
Beyond 2030, advances in quantum computing are expected to solve complex optimization problems, such as multi-echelon inventory routing, delivering 25% savings in logistics. Biomimetic algorithms, inspired by swarm intelligence, will orchestrate drone swarms for real-time monitoring of defense assets, such as ships and aircraft, pioneering living sustainment networks that self-adapt to threats.
Service providers spanning Tier 1 suppliers, MRO specialists and technology integrators, such as Palantir, Dassault Systèmes and Siemens, hold the key to A&D digital sustainment. They must transition from transactional vendors to ecosystem orchestrators, offering sustainment-as-a-service (SUaaS) contracts that bundle AI platforms, data governance and performance-based pricing. This model ties revenue to outcomes that value innovation over billable hours.
Here are five technologies that enterprises can expect from providers:
These strategies demand agile enterprise partnerships, with providers investing 10-15% of revenues in R&D sandboxes for co-innovation. By 2028, enterprises can expect leading providers to capture 40% of the $200 billion sustainment market through outcome-based deals.
To pioneer beyond incremental gains, service providers must champion the following transformative concepts:
We believe A&D enterprises should create an implementation roadmap that aims for the following milestones:
These concepts mean service providers will become indispensable for A&D enterprises creating use cases that drive competitiveness.
The following use cases illustrate the rapid transformation of the aerospace industry through Industrial Revolution 4.0 technologies. By shifting from reactive repairs to predictive, data-driven intelligence, these aviation giants are redefining the lifecycle of defense and commercial assets:
Global A&D sustainment spending is set to surge significantly by 2030, with digital models poised to claim the lion's share. Over this period, emissions are expected to drop substantially, readiness rates to rise markedly and data monetization to unlock billions in fresh annual revenue.
A&D enterprises must prioritize provider selection via sustainment maturity matrices, scoring providers on AI depth, security posture and outcome track records. They should invest in change management, embedding digital skills and competencies into their workforce and processes via AI copilots. Policymakers should incentivize consortia through tax credits for quantum/digital twin adoption.
Enterprises looking for service providers should look for solutions that include ethical, human-in-the-loop AI governance and rigorous bias audits to build trust and ensure responsible use. By integrating these imperatives, the industry can forge a resilient future.
Digital sustainment marks a renaissance for A&D, turning challenges into competitive advantages through provider-led innovation. By 2026 and beyond, SUaaS ecosystems, quantum networks and self-healing paradigms will redefine asset value, ensuring mission readiness amid uncertainty. Enterprises that embrace this shift will secure durable advantages.
ISG helps A&D enterprises navigate the changing technology market to meet rising modernization and digital sustainment demands. We work with organizations of all sizes to leverage AI-driven insights and data-centric platforms to seamlessly integrate cutting-edge applications. From navigating regulatory requirements and strengthening governance frameworks to conducting rigorous audits that ensure compliance and mitigate risks, ISG helps clients identify and capture competitive advantages. Contact us to begin transforming your sustainment strategy.