Senior IT CMDB Administrator

About the role

The Andersen Enterprise Technology & Data Organization is seeking an experienced Senior IT CMDB Administrator to lead the technical configuration, daily operations, and data integrity of the ServiceNow Configuration Management Database (CMDB). This role is responsible for ensuring the CMDB accurately represents the organization's IT infrastructure-hardware, software, services, and their interdependencies. This position will own the end-to-end lifecycle of Configuration Items (CIs), maintain the CMDB as the authoritative Single Source of Truth , and drive automation, discovery, and alignment with the Common Service Data Model (CSDM). The ideal candidate brings strong technical expertise, a governance mindset, and the ability to collaborate across IT functions to enable effective Incident, Problem, and Change Management processes. PRIMARY RESPONSIBILITIES Data Governance & Accuracy: Establish and enforce CMDB policies, standards, and data quality rules ensuring CMDB records are complete, correct, and compliant. Discovery & Integration: Configure and maintain automated discovery tools (e.g., ServiceNow Discovery, MID Servers) and manage integrations with systems such as SCCM to maintain real-time inventory. CI Lifecycle Management: Oversee the creation, modification, and retirement of CIs while validating CI relationships and dependencies. Auditing & Reconciliation: Perform routine audits to identify discrepancies between the CMDB and the actual environment; manage reconciliation rules to eliminate duplicates and incorrect records. Reporting & Health Monitoring: Maintain and improve CMDB health dashboards, monitoring key metrics such as staleness, completeness, orphan CIs, and discovery coverage. Process Alignment: Partner closely with Incident, Change, and Problem Management teams to support impact analysis, risk assessments, and root cause investigations. CSDM Alignment: Lead initiatives that ensure CMDB data structures align with the CSDM framework to strengthen service mapping and business capability modeling.