Senior Network Engineer

Location: Henton

Senior Network Engineer Network Source of Truth, Automation & Network Reliability

Location:

Cambridge, UK Working Model:
Hybrid 2 days per week onsite Contract Type:
Contract

Experience:

10 years relevant experience

Role Overview We are looking for an experienced Senior Network Engineer with strong expertise in Network Source of Truth, Net Box, network automation and network reliability . The role will focus on establishing and maintaining Net Box as the authoritative source of record for enterprise network data , improving network inventory accuracy, automation, governance and integration with enterprise platforms such as Service Now .

The successful candidate will also contribute towards expanding network automation and developing a strategic roadmap towards Network SRE practices .

Key Responsibilities Review and improve the existing network data landscape, data quality and integrations. Develop and enhance Net Box for enterprise network inventory and lifecycle management. Establish Net Box as the trusted source of record for network assets, topology, IP addressing and metadata. Design and implement automated network discovery and data-assurance capabilities. Define and maintain Net Box data models, naming conventions, taxonomy and hierarchical structures.

Integrate Net Box with network management and assurance platforms, including Cisco Catalyst Centre . Develop integrations between Net Box and Service Now CMDB/ITSM . Automate network discovery, compliance reporting, auditing and configuration validation. Expand network automation using Python, Ansible, REST APIs and, where applicable, Terraform. Develop reusable automation workflows, operational runbooks and documentation. Perform network device baselining and configuration validation.

Improve network monitoring, data quality and operational reliability. Define KPIs, SLIs and SLOs to support Network SRE practices. Identify opportunities for proactive monitoring, fault prevention and self-healing automation. Work closely with Operations, Security, Architecture, Platform and ITSM teams. Required Technical Skills Network Source of Truth / IPAM / DCIM Hands-on experience with one or more of:
Net Box Nautobot IP Fabric Auvik Solar Winds Device
42 Infoblox Core Networking Routing & Switching TCP/IP BGP OSPF MPLS VLANs WAN/LAN SD-WAN Network Security Fundamentals Network Automation Python Ansible REST APIs Terraform desirable Power Shell desirable Git / Git Hub desirable Monitoring & Observability

Experience with platforms such as:
Solar Winds Auvik IP Fabric Logic Monitor Dynatrace Azure Monitor Grafana Preferred Certifications Cisco CCNP / CCIE Juniper JNCIS / JNCIP AWS Advanced Networking Specialty Relevant Net Box, Python, automation or Infrastructure-as-Code certifications Ideal Candidate The ideal candidate will have strong experience in enterprise networking, Net Box/Network Source of Truth, network automation and data governance , with the ability to work across network operations, architecture, security and ITSM teams.

Experience with Service Now CMDB integration, Python/Ansible automation and Network SRE concepts would be highly valuable.