ServiceNow CMDB / CSDM Architect

ServiceNow CMDB / CSDM Architect

Whitehall Resources require a ServiceNow CMDB / CSDM Architect to work with a key client on a 6 month initial contract

.
*This role will require on site work in Cambridge 2 days per wee

k.
*Inside IR

35.
ServiceNow CMDB / CSDM Archi

tect
Role pur

pose:The ServiceNow CMDB / CSDM Architect will act as the technical design authority for a CMDB uplift programme of

work.The role will assess the current CMDB model, define pragmatic CSDM-aligned standards, guide remediation of service and application taxonomy issues, review IRE and data source precedence, shape service-to-infrastructure mapping, and design platform controls that improve ownership, lifecycle discipline and data qua

lity.The role is expected to provide expert technical direction, not simply produce documentation. The candidate must be comfortable working in a complex existing ServiceNow environment where the CMDB requires remediation, simplification and operationalisa

tion.
Key responsibil

ities:CMDB and CSDM

design* Assess and improve CMDB structure, CI classes, attributes and relation

ships.* Define practical CSDM-aligned modelling stan

dards.* Clarify how Business Services, Application Services, Technical Services, Applications and infrastructure CIs should be repres

ented.* Support service and application taxonomy reset act

ivity.* Provide design guidance for simplifying CI classes, attributes and relationship

usage.IRE, data source and reconciliation

review* Review current Identification and Reconciliation Engine configur

ation.* Identify issues with source precedence, duplicate creation, reconciliation conflicts and poor upstream

data.* Recommend authoritative source rules by CI class and key attr

ibute.* Translate agreed data ownership and source rules into ServiceNow configuration gui

dance.* Support design of data contracts and integration onboarding con

trols.Discovery, Service Mapping and dependency mod

elling* Review current Discovery and relationship ou

tputs.* Define minimum relationship standards for priority CI cl

asses.* Shape the approach for service-to-infrastructure ma

pping.* Advise on Service Mapping readiness, sequencing and prerequi

sites.* Ensure dependency modelling supports change, incident, vulnerability and operational resilience use

cases.Governance controls in Serv

iceNow* Design technical controls to enforce ownership, lifecycle and data quality

rules.* Specify requirements for ownership gating, lifecycle guardrails, stale CI handling, certification workflows and readiness

gates.* Work with ServiceNow developers to ensure controls are implemented in a maintainable, upgrade-saf

e way.* Review delivered configuration for technical quality and alignment to the target CMDB

model.Data quality and remediation gu

idance* Guide duplicate, orphan and stale CI remediation appro

aches.* Help define CMDB Health rules, dashboards and data quality mea

sures.* Support prioritisation of remediation activity by operational value and

risk.* Advise on how to prevent recurrence of data quality issues through source controls and platform autom

ation.Knowledge tr

ansfer* Mentor the internal ServiceNow speci

alist.* Document key design decisions, standards and configuration princ

iples.* Provide clear artefacts and handover material to sustain the CMDB model after the contractor engag

ement.
Expected delive

rables:The contractor will be expected to produce and/or directly support deliv

ery of:* CMDB technical asse

ssment.* Target CMDB/CSDM modelling st

andard.* Service and application modelling decisio

n tree.* CI class and relationship model recommend

ations.* IRE and data source precedence

review.* Authoritative source matrix by priority CI

class.* Ownership and lifecycle control

design.* Service Mapping readiness and sequencin

g plan.* Data quality and remediation ap

proach.* Technical backlog items for ServiceNow deve

lopers.* Configuration review and design ass

urance.* Knowledge transfer and handove

r pack.
Required exp

erience:Candidates must have strong experien

ce with:* ServiceNow CMDB archi

tecture.* Hands-on CSDM implementation, remediation or

uplift.* CI class design and relationship mo

delling.* ServiceNow IRE: identification rules, reconciliation rules and source pre

cedence.* CMDB Health, duplicate management and data qualit

y rules.* ServiceNow Discovery and discovered infrastructure relati

onships.* Service Mapping concepts and implementation re

adiness.* Integration patterns involving CMDB data

sources.* CMDB lifecycle, ownership and data quality c

ontrols.* Working with existing, imperfect CMDBs rather than only greenfield implemen

tations.* Translating business/governance requirements into ServiceNow technical

design.
Desirable ex

perience:Useful but not m

andatory:* ServiceNow Certified Implementation Specialist qualifications in Discovery, Service Mapping, ITOM, CMDB or related

modules.* Experience with Service Graph Co

nnectors.* Cloud CMDB integration experience across Azure, AW

S or GCP.* Experience with CNAPP or cloud security data feed

ing CMDB.* ITIL SACM / ITSM ex

perience.* Experience in large enterprise or regulated envi

ronments.* Experience mentoring internal teams during a transformation or uplift p