Implementation
Falling further behind each cycle, with the eventual upgrade growing more expensive and more risky every quarter.
Managed Services: Stabilising a Neglected Instance
How Ramisun approaches platform operations for organisations whose ServiceNow instance has lost its owner — recovering the upgrade path, remediating CMDB health, and establishing governance that keeps it accurate.
Direct Answer
How do you stabilise a ServiceNow instance that has been left unmanaged?
Stabilising an unmanaged ServiceNow instance follows a s equence: assess upgrade position, CMDB health, customisation debt and performance; establish a tiered support model with defined SLAs and named ownership; recover the upgrade path through staged upgrades with regression testing and tested rollback; remediate CMDB completeness and correctness starting with the most critical services; then introduce data governance and continuous optimisation so the drift does not return.
Instance AssessmentSupport Model & SLAsUpgrade Path Recovery
The Scenario
The scenario: a business-critical platform with nobody steering it
Typical Sector🏥 Healthcare
MarketUnited States
Organisation SizeEnterprise (5,000+ employees)
Engagement TypeManaged Services + CMDB Remediation
Indicative TimelineOngoing, 8 weeks to stabilisation
Platform ScopeServiceNow ITSM + ITOM
A recurring position in multi-site organisations. ServiceNow was implemented some years earlier by a partner who has since disengaged, and the internal administrator who maintained it has left. The platform still carries critical service workflows, but has no owner.
Nothing is actively broken, which is precisely why it goes unaddressed. The risk accumulates quietly — in upgrade debt that grows more expensive each cycle, and in configuration data that drifts far enough from reality that teams stop trusting it.
- Three family releases behind with no upgrade plan and no test process
- CMDB drifted far enough that change assessment relied on tribal knowledge
- No defined support model — platform issues escalated informally and unpredictably
The Problem
Risk That Accumulates Quietly
Upgrade debt and data drift are both invisible until the moment they become expensive. Neither announces itself.
Completeness and correctness had degraded to the point where change impact assessment was guesswork.
No SLAs, no escalation path and no named ownership — platform issues competed with everything else in the IT queue.
The Solution
How Ramisun Approaches Platform Stabilisation
Remove risk first, then build the governance that stops the drift returning.
Instance Assessment
Full health assessment covering upgrade position, CMDB health, customisation debt, performance and security configuration.
Support Model & SLAs
Established tiered L1 to L3 support with defined SLAs, named engineers and a real escalation path — replacing informal ad-hoc handling.
Upgrade Path Recovery
Planned and executed a staged upgrade with regression testing and a tested rollback path at each step, bringing the instance back to a supported release.
CMDB Health Remediation
Reconfigured Discovery for coverage, reconciled duplicate and orphaned CIs, and rebuilt relationships for the services that matter most first.
Data Governance
Introduced CMDB health metrics with named data owners and scheduled certification, so accuracy is maintained rather than periodically rediscovered.
Continuous Optimisation
Ongoing performance monitoring, quarterly Instance Scan reviews and a managed enhancement backlog delivered in predictable sprints.
Target Outcomes
What This Approach Is Designed to Achieve
3 releases behind
CurrentRelease Position
Release Position
Back on a supported release with a repeatable, tested upgrade process.
Degraded accuracy
RemediatedCMDB Health
CMDB Health
Completeness and correctness remediated, with governance preventing recurrence.
No SLAs
DefinedSupport Model
Support Model
Tiered support with named engineers, agreed SLAs and a real escalation path.
Reactive only
QuarterlyOptimisation Cadence
Optimisation Cadence
Instance Scan reviews and a managed enhancement backlog delivered in sprints.
Related Case Studies
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Testimonials
What our clients say
★★★★★
“Ramisun didn't just implement ServiceNow — they redesigned how our teams work. Their AI agents now handle most routine requests.”
VP of IT OperationsEnterprise Healthcare Network
★★★★★
“Their marketplace expertise was the difference. We went from prototype to a certified ServiceNow Store listing our team could sell.”
Co-founder & CTOAI-Funded Startup, Silicon Valley
★★★★★
“Transparent, agile, and genuinely business-first. Every sprint ended with something we could show our executives.”
Director, Digital ProgramsFinancial Services Firm
★★★★★
“The CMDB work alone paid for itself. We finally trust our configuration data enough to automate against it.”
Head of Platform EngineeringGlobal Manufacturer
★★★★★
“Hypercare was real hypercare. Go-live week felt boring in the best possible way.”
IT Service OwnerTelecom Operator
★★★★★
“Ramisun didn't just implement ServiceNow — they redesigned how our teams work. Their AI agents now handle most routine requests.”
VP of IT OperationsEnterprise Healthcare Network
★★★★★
“Their marketplace expertise was the difference. We went from prototype to a certified ServiceNow Store listing our team could sell.”
Co-founder & CTOAI-Funded Startup, Silicon Valley
★★★★★
“Transparent, agile, and genuinely business-first. Every sprint ended with something we could show our executives.”
Director, Digital ProgramsFinancial Services Firm
★★★★★
“The CMDB work alone paid for itself. We finally trust our configuration data enough to automate against it.”
Head of Platform EngineeringGlobal Manufacturer
★★★★★
“Hypercare was real hypercare. Go-live week felt boring in the best possible way.”
IT Service OwnerTelecom Operator
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An implementation is only as good as the consulting behind it. When the platform mirrors how your business actually works, adoption follows — and so does ROI.Vinnay Nigam, Founder & CEO, Ramisun
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