Servicenow Developer

ARISTON SERVICES PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

ARISTON SERVICES PTE. LTD. is seeking a network engineer with 5+ years of experience to drive CMDB accuracy and IT service management practices in a dynamic environment.

You will manage and optimize network discovery using ServiceNow Discovery and Service Mapping, validate CMDB data, and onboard devices with precise mappings. Strong scripting skills (Python/PowerShell) are a plus, with a detail-oriented approach to data quality.

Qualifications

• Hands-on experience with ServiceNow Discovery and Service Mapping.
• Strong understanding of CMDB data models, CI relationships and data-quality practices.
• Solid networking knowledge (routing, switching, firewalls) to interpret discovered topology.
• Scripting/automation experience with Python or PowerShell is a plus.
• Detail-oriented with strict data-validation discipline.

Responsibilities

• Execute network discovery across the 450+ device estate using ServiceNow Discovery and Service Mapping.
• Validate, reconcile and remediate CMDB configuration item (CI) data for network assets and relationships.
• Onboard network devices and dependencies into the ESM/ServiceNow platform with accurate attributes and mappings.
• Define and refine discovery patterns, probes and credentials for reliable, repeatable network discovery.
• Troubleshoot discovery gaps and data-quality issues, driving them to resolution
• Document onboarding procedures, discovery configuration and CMDB data standards for network assets.
• Support ongoing data-quality governance and hand over repeatable processes to the permanent team

Skills

ServiceNow Discovery

Service Mapping

CMDB data models

Network fundamentals

Data validation discipline

Tools

Python

PowerShell

Job description

5+ years in network engineering / operations with exposure to CMDB and IT service management

Detailed JD *(Roles and Responsibilities) Mandatory skills*

• Execute network discovery across the 450+ device estate using ServiceNow Discovery and Service Mapping.
• Validate, reconcile and remediate CMDB configuration item (CI) data for network assets and relationships.
• Onboard network devices and dependencies into the ESM/ServiceNow platform with accurate attributes and mappings.
• Define and refine discovery patterns, probes and credentials for reliable, repeatable network discovery.
• Troubleshoot discovery gaps and data-quality issues, driving them to resolution
• Document onboarding procedures, discovery configuration and CMDB data standards for network assets.
• Support ongoing data-quality governance and hand over repeatable processes to the permanent team

Desired Skills*

• Hands-on ServiceNow Discovery and Service Mapping experience.
• Strong understanding of CMDB data models, CI relationships and data-quality practices.
• Solid network fundamentals (routing, switching, firewalls) to interpret discovered topology.
• Scripting / automation (Python, PowerShell) for data reconciliation is an advantage.
• Detail-oriented with strong data-validation discipline