CMDB & Service Configuration Lead | Automation & Discovery

Rex Technologies GmbH; Greater London; On-site; GBP 70,000 - 95,000; Full time

Job summary

Marex is seeking a Service Configuration & CMDB Lead to govern and improve the firm’s CMDB and discovery tooling. You will own the CMDB framework, drive data quality, and manage integrations with Atlassian Assets/Data Manager, Lansweeper, and APIs.

The role requires strong stakeholder management, scripting, and a focus on risk and audit readiness. You will collaborate with Global IT Service Management and application owners, delivering regular CMDB health reporting and continuous improvement

Qualifications

• Strong experience in Configuration Management, CMDB management, IT Asset Management or IT Service Management.
• Hands‑on experience administering and governing a CMDB in a complex technology environment.
• Experience with automated discovery, asset inventory or scanning technologies.
• Strong understanding of CI lifecycle management, relationships, data ownership and Configuration Management controls.
• Experience reconciling data across multiple systems and identifying root causes of data‑quality issues.
• Proven ability to work with technical and data owners to drive remediation and improve data quality.
• Experience producing meaningful operational reporting, dashboards and KPIs.
• Strong analytical, problem‑solving and stakeholder‑management skills.
• Ability to influence teams and challenge data quality or process adherence constructively.
• Experience driving process and tooling improvements.
• Strong written and verbal communication skills.
• ITIL Foundation certification or equivalent practical ITSM experience.

Responsibilities

• Own the Configuration Management framework, standards, processes and procedures.
• Administer and continually improve the CMDB within the Atlassian ecosystem.
• Own and support integrations into Atlassian Assets / Data Manager, including discovery tools, source systems, APIs and scheduled data feeds.
• Work with technical and application owners to build and maintain integrations, ensuring data is correctly mapped, transformed and reconciled.
• Monitor discovery and integration health, investigate failures and data‑quality issues, and coordinate remediation with source‑system owners.
• Define and maintain data‑mapping, reconciliation and data‑quality standards across configuration data sources.
• Maintain CI classes, attributes, lifecycle states, ownership and relationships.
• Identify and resolve discrepancies between the CMDB, discovery platforms and authoritative source systems, addressing root causes at source.
• Support service mapping and maintain accurate relationships between infrastructure, applications, services and business capabilities.
• Ensure Configuration Management integrates effectively with Change, Incident, Problem, Asset and Service Management processes.
• Produce regular reporting on CMDB health, discovery coverage, data quality, exceptions, remediation and key risks.
• Highlight recurring issues, control gaps and opportunities for improvement.
• Drive continuous improvement through automation, scripting, API integrations and reduced manual data maintenance.
• Maintain clear technical, process and integration documentation.
• Support audit, risk and regulatory requirements relating to configuration and asset data.

Skills

Configuration Management

CMDB administration

Automated discovery

CI lifecycle management

Data reconciliation

Stakeholder management

Operational reporting

Analytical skills

Influencing

Process improvement

Communication

ITIL Foundation

Tools

Jira Service Management

Lansweeper

Atlassian Assets Discovery

PowerShell

Python

SQL

REST APIs

Job description

Marex is seeking a Service Configuration & CMDB Lead to govern and improve the firm’s CMDB and discovery tooling. You will own the CMDB framework, drive data quality, and manage integrations with Atlassian Assets/Data Manager, Lansweeper, and APIs.

The role requires strong stakeholder management, scripting, and a focus on risk and audit readiness. You will collaborate with Global IT Service Management and application owners, delivering regular CMDB health reporting and continuous improvement