This article is based on a piece originally published on The Next Web.
The Scale Problem Modern Enterprises Face
Here’s a question worth sitting with: how many websites and applications does the average medium-to-large enterprise actually run? Dozens? Hundreds? The real answer is often in the thousands.
Back in 2015, Forrester Research interviewed digital leaders at enterprise organizations and found they were maintaining an average of 268 customer-facing sites — a number that felt staggering at the time. Since then, the footprint has grown dramatically. Many large corporations now manage tens of thousands of domains simultaneously, while software companies and agencies often run hundreds of applications on behalf of thousands of clients.
This sprawl spans industries: global consumer goods companies, life-sciences firms, universities, marketing agencies, and SaaS vendors are all dealing with the same explosion in public-facing digital properties. These range from critical anchor sites — corporate .coms, brand hubs, university .edus — all the way down to short-lived campaign microsites and departmental project sites that multiply quietly across an organization.
Each of those properties is a potential point of risk, a potential source of wasted resources, and a unique operational challenge. They may differ in hosting provider, development stack, security posture, compliance requirements, and update cadence. Keeping all of them running correctly, all the time, is not a simple task — and conventional DevOps practices were not designed with this scale in mind.
What Is FleetOps?
FleetOps is the discipline of managing a fleet of hundreds or thousands of websites and applications across an organization — securely, with predictable costs, and across multiple teams and departments — without requiring a proportionally large IT organization to do it.
Think of it as Gestalt DevOps: a platform-based strategy that operates on two levels simultaneously — per-application and per-fleet. Rather than treating every site as an isolated unit to be individually provisioned and maintained, FleetOps applies consistent policies, automation, and tooling across the entire portfolio while still allowing individual applications to have their own specific configurations where needed.
The goal is to give both development teams and IT operations a shared foundation that makes it possible to scale digital presence rapidly without a linear increase in headcount or infrastructure cost.
Why PaaS Makes FleetOps Possible Now
FleetOps is a relatively new concept for a practical reason: only in the last several years has Platform as a Service (PaaS) matured to the point where it can handle these gargantuan operational demands reliably.
PaaS shifts the burden of building, operating, and evolving the underlying infrastructure away from application teams. A specialist platform provider maintains the runtime, networking, security layers, and tooling — freeing developers and architects to focus on application logic and user experience rather than infrastructure plumbing.
In the context of FleetOps, a capable PaaS handles the full operational lifecycle of each application in the fleet:
- Hosting and infrastructure provisioning — automatically allocated based on application requirements
- Continuous integration and delivery pipelines — standardized across the fleet, not hand-rolled per project
- Security patching and updates — applied consistently and at scale
- Monitoring and support — centralized visibility across all properties
Core Timesinks That FleetOps Eliminates
Without a FleetOps strategy, engineering time disappears into repetitive, low-value work that scales poorly. The main drains include:
- Manual application deployment — developing, testing, and shipping each app or site by hand, with no shared automation layer
- Duplicated DevOps tooling — every team builds and manages its own CI/CD pipelines, monitoring stacks, and runbooks
- Inconsistent infrastructure budgeting — different teams running different technology stacks (AWS configurations, container orchestration setups, database tiers) with no centralized cost visibility or governance
A FleetOps platform collapses these silos into a shared operational model, making the cost and complexity of running application number 500 much closer to running application number 5.
Containers and Kubernetes at Fleet Scale
One of the most compelling opportunities a FleetOps strategy unlocks is the realistic adoption of containers across the whole fleet — not just for greenfield projects.
In principle, containers are a significant accelerant for development teams: they provide consistent, reproducible environments, simplify dependency management, and reduce environment-related bugs. In practice, without a coherent fleet strategy, containers introduce significant operational complexity.
Kubernetes is the dominant orchestration platform for running containers at scale. It allows containerized applications and their services to be deployed, moved, scaled, and self-healed to maintain desired state. Applications run on a distributed system of cloud and physical servers, with the orchestration layer handling resource allocation, load balancing, and failure recovery across the whole system.
The challenge is that building a production-grade Kubernetes platform is not a one-time project. An organization adopting Kubernetes on its own must:
- Evaluate, license, and integrate numerous supporting tools (ingress controllers, secret management, observability stacks, policy enforcement, image scanning)
- Maintain compatibility between those components as each evolves independently
- Ensure container images are kept current — outdated base images and unpatched dependencies are a leading source of vulnerabilities in containerized workloads
- Train and retain engineers with specialized Kubernetes expertise
A FleetOps platform abstracts much of this complexity. Development teams get the speed benefits of containers; the platform layer handles the operational overhead of keeping the orchestration infrastructure secure, current, and performant.
Technology and Vendor Agnosticism
A well-designed FleetOps platform is intentionally technology- and vendor-agnostic. Rather than mandating a single web framework, CMS, or cloud provider across every application in the fleet, it focuses on deploying the right tool for each specific task while maintaining consistent operational policies across all of them.
This matters because large organizations rarely have the luxury of a homogeneous stack. Acquisitions, agency-built properties, legacy systems, and teams with different technical preferences all create diversity that a rigid platform cannot accommodate. FleetOps accepts that diversity as a given and manages it systematically rather than fighting it.
The Business Case: Speed, Security, and Cost
The organizational argument for FleetOps rests on three pillars:
- Speed — Development teams can spin up new applications and deliver features faster when they are not rebuilding infrastructure from scratch each time.
- Security — Consistent patching, centralized vulnerability management, and standardized security policies reduce the attack surface across thousands of properties simultaneously.
- Cost predictability — Centralized governance over infrastructure eliminates the budget surprises that come from dozens of teams independently provisioning cloud resources.
Done well, FleetOps creates a win-win outcome: digital and product teams get the autonomy and speed they need to build great customer experiences, while IT and security organizations get the visibility and control they need to keep the entire portfolio secure and compliant.
Getting Started with a FleetOps Mindset
Adopting FleetOps does not require a big-bang platform migration. A pragmatic starting point is to audit your current application portfolio — inventory what exists, where it runs, who owns it, and what its operational requirements are. Most organizations are surprised by how many properties are running and how inconsistently they are maintained.
From there, look for patterns: which applications share a similar stack, hosting environment, or risk profile? Those clusters are the natural starting points for applying shared FleetOps policies and tooling. As the platform matures, the scope expands until the full fleet benefits from consistent operational standards.
The underlying principle is straightforward: at the scale modern enterprises operate, DevOps applied one application at a time is no longer sufficient. FleetOps is what happens when you apply DevOps thinking to the portfolio as a whole.