ServiceNow Discovery & CMDB Engineer (Network Operations)

About the Role

We are looking for experienced ESM (ServiceNow) Delivery Engineers to support a major Enterprise Service Management (ESM)transformation initiative within Network Operations. The successful candidates will be responsible for onboarding network infrastructure assets into the ServiceNow platform, ensuring accurate CMDB data, service mappings, and discovery processes across a large-scale enterprise network environment.

This role offers the opportunity to work alongside Network Operations and ESM programme teams to strengthen service management capabilities through high-quality configuration and asset data.

Key Responsibilities

ServiceNow Discovery & CMDB Management

• Execute network discovery activities using ServiceNow Discovery and Service Mapping.
• Validate, reconcile, and maintain Configuration Item (CI) data within the CMDB.
• Onboard network devices, dependencies, and relationships into the ServiceNow platform.
• Configure and optimize discovery patterns, probes, sensors, and credentials.
• Troubleshoot discovery issues and resolve CMDB data quality discrepancies.

Network Operations Support

• Analyze network topology, dependencies, and infrastructure configurations.
• Support the accurate mapping of network assets and services.
• Collaborate with infrastructure, application, and operations teams to ensure data integrity and operational visibility.

Documentation & Governance

• Develop and maintain technical documentation, onboarding procedures, and CMDB standards.
• Support configuration management and data governance initiatives.
• Facilitate knowledge transfer and handover to the permanent operations team.

Requirements

Education & Experience

• Degree in Computer Science, Information Technology, Engineering, or a related field.
• At least 5 years of experience in Network Engineering, Infrastructure Operations, or Network Administration.
• Hands-on experience with ServiceNow Discovery and ServiceNow Service Mapping.
• Strong understanding of CMDB concepts, CI relationships, and configuration management practices.
• Experience supporting enterprise-scale network environments.

Technical Skills

• Strong knowledge of:
• Routing and Switching
• TCP/IP Networking
• Firewalls and Network Security
• DNS, DHCP, and SNMP
• WAN/LAN Technologies
• Experience with:
• ServiceNow CMDB
• ServiceNow Discovery
• Service Mapping
• IT Service Management (ITSM) processes

Preferred Skills

• Experience in data center and network operations environments.
• Scripting and automation skills using Python or PowerShell.
• ServiceNow certifications will be advantageous.

Desired Competencies

• Strong analytical and troubleshooting skills.
• Excellent attention to detail and data accuracy.
• Ability to work independently and collaboratively with multiple stakeholders.
• Strong communication and documentation skills.
• Commitment to continuous improvement and operational excellence.

Why Join Us

• Be part of a strategic enterprise-wide ServiceNow transformation programme.
• Gain exposure to large-scale network operations and CMDB implementation.
• Work with experienced infrastructure and service management professionals.
• Contribute to building sustainable and scalable operational processes.