Head of Network Observability and Analysis

Vallum
Sheffield, UK
7 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Working hours
Regular working hours

Tech stack

Cyber Security Information Engineering Domain Name System (DNS) Python (Programming Language) Routing SQL Databases Data Streaming Computer Networking Systems Cloud Platform System Data Layers

Job 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

Requirements

  • 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

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