Job Description: ServiceNow CMDB Administrator (CSDM-Aligned Support)
Role Overview
We are seeking a ServiceNow CMDB Administrator with strong technical expertise in the Common Service Data Model (CSDM) to support, maintain, and evolve the organization's Configuration Management Database (CMDB). The role focuses on ensuring data accuracy, governance, and alignment with ServiceNow best practices, while enabling service mapping, ITOM, and enterprise service visibility. This individual will act as a bridge between platform engineering, IT operations, and enterprise architecture, ensuring CMDB data supports operational excellence, incident resolution, and business service insights.
Key Responsibilities
CMDB Administration & Governance
- Administer and maintain the ServiceNow CMDB, ensuring high data quality, completeness, and accuracy.
- Define and enforce CMDB governance processes, including lifecycle management, reconciliation, and data certification.
- Monitor CMDB health using KPIs (completeness, correctness, compliance) and drive remediation actions.
- Manage CI class models, relationships, and dependencies across infrastructure, applications, and services.
CSDM Alignment & Implementation
- Implement and maintain CMDB in alignment with ServiceNow Common Service Data Model (CSDM) standards.
- Map business applications and services to the correct CSDM domains (Design, Build, Manage, Consume).
- Define and maintain service hierarchies including:
- Business Services
- Application Services
- Technical Services
- Ensure consistent use of CSDM-compliant tables, relationships, and naming conventions.
- Support CSDM maturity roadmap adoption across the enterprise.
Technical & Integration Support
- Configure CMDB-related modules using:
- ServiceNow Discovery
- Service Mapping
- Integration Hub / APIs
- Work with integration teams to onboard data from:
- Cloud platforms (Azure, AWS)
- HR systems (e.g., Workday for worker-CI relationships)
- Monitoring tools and third-party sources
- Design and maintain reconciliation rules, identification rules, and data source prioritization.
Data Quality & Automation
- Implement automated data ingestion and validation using:
- Discovery patterns
- Service Mapping patterns
- Scheduled jobs and scripts
- Identify and eliminate duplicate, stale, or orphaned CIs.
- Drive data normalization and standardization across CI attributes.
Stakeholder Collaboration
- Collaborate with:
- ITOM teams (Event, Discovery, Service Mapping)
- Enterprise Architects
- Application Owners / Product Owners
- Support stakeholders in service onboarding, modelling, and dependency mapping.
- Provide guidance on best practices for CMDB usage in Incident, Change, and Problem Management.
Reporting & Continuous Improvement
- Develop dashboards and reports for:
- CMDB health metrics
- CSDM compliance
- Service mapping coverage
- Drive continuous improvement initiatives to enhance:
- Data quality
- Automation
- Service visibility
Required Skills & Experience
Core ServiceNow Expertise
- Hands-on experience with:
- ServiceNow CMDB administration
- Discovery and Service Mapping
- CI Class Manager and relationship modelling
- Strong knowledge of:
- Identification & Reconciliation Engine (IRE)
- CMDB data model and lifecycle
CSDM Knowledge
- Solid understanding of ServiceNow CSDM framework (v3/v4 preferred).
- Experience implementing:
- Business Services
- Application Services
- Technical Services
- Familiarity with CSDM data architecture and domain separation.
Technical Skills
- Experience With Enterprise Cloud Systems
- Familiarity with:
- ITIL processes (Incident, Change, Problem)
- ITOM modules
Data Management & Governance
- Experience in:
- Data quality frameworks
- Data governance models
- CMDB audits and certification processes
Preferred Qualifications
- ServiceNow certifications:
- Certified System Administrator (CSA)
- Certified Implementation Specialist – Discovery / Service Mapping
- Experience with:
- Cloud CMDB (Azure/AWS)
- Large-scale enterprise CMDB environments
- Exposure to:
- DevOps / Agile delivery models
Key Competencies
- Strong analytical and problem-solving skills
- Stakeholder management and communication
- Attention to detail with a focus on data accuracy
- Ability to translate technical models into business service views
Success Metrics (KPIs)
- CMDB data accuracy and completeness (%)
- CSDM adoption maturity level
- Reduction in incident resolution time (via improved CI visibility)
- Increase in service mapping coverage
- Reduction in duplicate/orphan CIs
Value Proposition of the Role
- Enables enterprise-wide service visibility
- Improves incident resolution and change impact analysis
- Supports AI/automation initiatives through clean data foundation
- Drives alignment between business services and IT infrastructure