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# Head of Network Observability and Analysis

- **Company:** Vallum
- **Location:** Sheffield, UK (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Cyber Security, Information Engineering, Domain Name System (DNS), Python (Programming Language), Routing, SQL Databases, Data Streaming, Computer Networking Systems, Cloud Platform System, Data Layers
- **Published:** August 6, 2026
- **Apply:** https://www.careerboard.com/pt/en/find-jobs-in-United-Kingdom/-53699644AFD9F7073E/

## About the Role

* Strong networking knowledge: routing, DNS, perimeter and cloud architectures, large enterprise environments
 * Strong data engineering and analysis skills: large scale telemetry, streaming and batch pipelines, SQL and Python, modern storage and query platforms
 * Experience building or scaling a capability in a complex organisation
 * Comfortable working hands-on (prototype, query, script) while setting direction
 * Experience working in regulated or high security environments, able to work with both engineers and senior stakeholders

Nice to have:

 * Financial services experience
 * Experience working in a large multi-national organisation
 * Exposure to security operations, attack surface management, or threat detection engineering

## Description

* Own the definition and delivery of the network observability and analysis approach, including scope, architecture, tooling, and roadmap
 * Strong technical understanding of DNS, routing, certificates and exposure data, EDR signals, asset inventory)
 * Build and improve the data layer to ingest, normalise, and reconcile telemetry and configuration state into analysable, queryable datasets
 * Partner with analytics and data science teams to develop detection and insight use cases on top of the data
 * Work in partnership with network engineering to address instrumentation gaps and align with authoritative sources of truth
 * Define coverage and data quality metrics so visibility gaps are measurable and trackable
 * Report progress, insights, and key risks to senior security and technology stakeholders


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