Senior Splunk and DLP Security Engineer

London Source: WhatJobs
£60,000–£90,000

Working Model: Hybrid — 3 days per week at the client office

Role Purpose

Key Responsibilities

  • Develop and maintain advanced Splunk searches using SPL, including multi-index correlation, drilldowns, dashboards, and alert development.
  • Work with DLP-related indexes and multiple DLP data sources to create joined views of user activity, incidents, and control outcomes.
  • Design and refine correlation searches and detection use cases to improve DLP monitoring coverage.
  • Tune detection logic, reduce false positives, and improve the accuracy and actionability of security alerts.
  • Develop and enhance DLP dashboards for operational monitoring and management reporting.
  • Convert high-volume monitoring data into meaningful insights, targeted alerts, and actionable reporting.
  • Document searches, correlation logic, reporting processes, and operational procedures.
  • Create clear runbooks to support the internal team and ensure sustainable ongoing operations.
  • Work independently while collaborating with junior analysts and transferring knowledge as the capability develops.

Essential Skills and Experience

  • Advanced SPL skills, including multi-index correlation, drilldowns, dashboards, and alert development.
  • Practical experience working with DLP-related indexes and DLP monitoring data.
  • Experience correlating multiple DLP data sources to analyse user activity, incidents, and control outcomes.
  • Proven ability to tune detection logic, reduce false positives, and develop actionable alerts.
  • Experience building operational dashboards and management reports.
  • Strong documentation skills, including searches, processes, and operational runbooks.
  • Ability to work independently, collaborate with junior analysts, and transfer technical knowledge.

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