The On-Call Problem – Blog 4

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The Future of Incident Management | Engineering Futures

Incident Management Is About to Look Very Different

The pager has defined on-call culture for 30 years. The next decade will make it a relic — but only for the teams that move first.

01How we got here
02The shift underway
03What comes next
04The teams left behind

The pager was invented in 1921. The on-call rotation, in spirit, isn't much younger. For most of computing history, the assumption has been simple: when systems break, humans fix them. The goal was to make humans faster.

That assumption is cracking. Not because humans are being replaced — but because the category of problems that genuinely require human judgment is shrinking, and the tooling has finally caught up enough to act on that reality.

Here's where incident management is heading — and what separates the teams that get there first from those still managing a 2026 problem with 2010 tools.

How We Got Here

On-call culture was shaped by a specific era of infrastructure: monolithic systems, limited observability, and failure modes that were genuinely novel each time. When a system broke, you needed an expert. The expert needed to be reachable. The pager solved that problem.

90s
Era 1
Reactive firefighting
Systems fail, humans diagnose from scratch. Tribal knowledge is the only runbook. MTTR measured in hours.
00s
Era 2
Monitoring & alerting
Nagios, PagerDuty, and the rise of structured alerting. More signal — but also more noise. Alert fatigue emerges.
10s
Era 3
Observability & SLOs
Distributed tracing, metrics pipelines, error budgets. Better visibility — but humans still in the critical path for every fix.
Now
Era 4 — Current
Automated remediation
Known failure modes trigger automated fixes. Self-healing for defined incident classes. Human judgment reserved for novel failures.

"The pager didn't fail. It solved exactly the problem it was designed for. The problem has changed — and the tooling finally has too."

The Shift Already Underway

The teams at the frontier of incident management share a common frame: they've stopped asking "how do we respond faster?" and started asking "which of these should ever require a response at all?"

That reframe has practical consequences. It means auditing incident history not for MTTR trends, but for the ratio of novel-to-known failures. It means treating every recurring incident as a process failure, not a systems failure. And it means investing in automation infrastructure the same way previous generations invested in monitoring infrastructure.

The results are measurable. Teams that have made this shift report 30–50% reductions in page volume within a quarter — and the pages that remain are higher-signal, higher-stakes, and genuinely worth a human's attention.

What the Next Decade Looks Like

Three shifts are coming that will separate mature incident management from what most teams are still doing today.

🔁
Prediction 01
Runbooks become code, not documents
The runbook as a Word doc or Confluence page is a transitional artifact. Within five years, every mature ops team will maintain runbooks as executable scripts — versioned, tested, and triggered automatically on known failure conditions. The gap between "what to do" and "doing it" collapses to milliseconds.
🧠
Prediction 02
On-call becomes an escalation path, not a first response
The default for any incident will be automated triage and remediation. Humans enter the loop when automation either fails or encounters something genuinely novel. This inverts the current model — instead of humans being paged for everything and filtering down, automation handles everything and escalates up.
📊
Prediction 03
Incident metrics shift from speed to prevention
MTTR will matter less as a primary KPI. What will matter more: automation coverage rate (what percentage of incidents triggered an automated response), recurrence rate (how often the same incident fires twice), and alert precision (what percentage of pages required human action). Teams optimizing for these metrics will look very different from teams optimizing for MTTR.

The Teams That Get Left Behind

The gap between early adopters and laggards in incident management tends to compound. Teams that automate their first incident class free up the engineering time needed to automate the next one. Teams that don't fall further behind with each quarter — not because their systems are worse, but because their best engineers are still waking at 3am for problems that solved themselves for someone else's team six months ago.

Horizon
Early adopters
Status quo teams
Today
Automating known incident classes, reducing page volume 30–50%
Managing alert fatigue, losing engineers to burnout
1–2 yrs
80%+ of known incidents auto-resolved, on-call as escalation path
Catching up on automation basics, still fighting recurring fires
3–5 yrs
Incident prevention as primary metric; on-call rotations restructured
Competing for talent against teams offering sustainable on-call

The talent dimension is underappreciated. Engineers who have experienced sustainable on-call don't go back. As early-adopter teams build reputations for humane rotations, they gain a structural recruiting advantage — one that compounds the operational gap further.

The Right Question for 2026

The future of incident management isn't about better pagers or faster humans. It's about systematically shrinking the set of problems that require human intervention at all — and ensuring that when humans do engage, they have the full-stack context to act decisively.

The question for engineering leaders this year isn't whether to invest in this direction. It's whether to start now, while the gap between early and late movers is still closeable — or later, when it isn't.

Contact Us

The first step toward a healthier on-call culture is a single conversation. Reach out to our team today and let's talk about what's possible for your organization. Contact the Arisant experts at 303-330-4065 or email us at polaris_monitoring@arisant.com

Polaris is a monitoring tool with self-healing capabilities that can augment or replace your current monitoring solution. Please reach out if you'd like additional information.

This analysis draws on industry research from Gartner, PagerDuty, and first-party incident data. Cost estimates reflect conservative projections for a mid-size technology organization operating with 10 on-call engineers.

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