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Elastic

Senior Information Security Infrastructure Engineer - Security Architecture - InfoSec

Elastic
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senior full-time United Kingdom

First indexed 12 Sept 2026

Description

Join the InfoSec - Security Architecture team as a Senior Information Security Infrastructure Engineer, where you'll play a key role in protecting Elastic's data and systems.

In this role, you'll get security telemetry into Elasticsearch consistently and keep the underlying Elastic clusters healthy. You'll own the pipeline end-to-end: from a new security data source landing, through ingest pipelines, into the indices detection, IR, and consulting teams query, plus the clusters that store it all.

Responsibilities:

  • Security telemetry ingestion: build and maintain ingestion of security-relevant data into Elasticsearch, integrating with third-party and cloud provider APIs.
  • Keep the Elastic Cloud on Kubernetes clusters healthy: monitor and upgrade them regularly, manage capacity and shards, handle index lifecycle management, and enable cross-cluster search.
  • Use Terraform to manage cloud infrastructure and Elasticsearch resources, including pipelines, index templates, and alerts.
  • Use AI automation and tooling to reduce toil, including self-healing jobs and health checks.
  • Data quality and reliability: own the "is the security data actually flowing correctly?" question, monitor backfills, ensure schemas and fields are consistent, and keep an eye on costs.

Requirements:

  • Ability to operate Elastic and Elasticsearch in production, including managing ingest pipelines, index templates, mappings, and queries.
  • Proven track record of using AI to accelerate development, debug complex systems, and accelerate operations.
  • Kubernetes: deploying and operating workloads, troubleshooting pods/jobs in a cluster.
  • Terraform: managing cloud and Elasticsearch resources as code.
  • API integration: consuming REST APIs for data ingestion.
  • Python scripting: able to read, write, and modify ingestion/automation scripts.
  • Eligibility to work in Department of Defense (DoD) Impact Level 4 or above cloud service environments.

Benefits:

  • Competitive pay
  • Health coverage for you and your family
  • Flexible locations and schedules
  • Generous number of vacation days
  • Increase your impact: match up to $2000 for financial donations and service
  • Up to 40 hours each year to use toward volunteer projects
  • Embracing parenthood with minimum of 16 weeks of parental leave
This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://job-boards.greenhouse.io/elastic/jobs/8195967