Elasticsearch Platform Engineer

We are seeking an experienced Elasticsearch Platforms Engineer to join our Data Platforms Infrastructure team. You will play a pivotal role in designing, deploying and maintaining our Elastic Cloud Enterprise (ECE) environments, enabling secure, scalable and high-performing Observability and Search capabilities across mission-critical systems.

Our UK Cyber and Intelligence business combines modern engineering approaches with decades of Defence sector expertise. Our customers operate in highly sensitive environments and rely on us to deliver resilient, secure and high-performance technology at scale. This is work that truly matters.

What You Will Do

• Manage, monitor and maintain Elastic Cloud Enterprise environments, including cluster upgrades, patching and troubleshooting.
• Design and deploy secure, scalable Elasticsearch solutions for Observability and Search.
• Implement best-practice indexing, storage and data retrieval strategies.
• Apply strong security, privacy and compliance principles across the Elasticsearch ecosystem.
• Monitor cluster performance and optimise configurations to improve reliability and reduce latency.
• Work closely with DevOps, Security and Development teams to integrate Elasticsearch with wider platforms.
• Create and maintain technical documentation, including architecture diagrams and operational procedures.
• Drive continuous improvement, automation and innovation across the Elasticsearch platform.

Essential

• Strong understanding of Elasticsearch architecture, components, APIs and data indexing.
• Experience designing and deploying Elasticsearch solutions for Observability and Search.
• Knowledge of security and compliance frameworks such as GDPR or HIPAA.
• Proficiency in scripting and automation (e.g. Python, Bash, Ansible).
• Familiarity with cloud platforms such as AWS, Azure or GCP, and container orchestration technologies such as Kubernetes.
• Excellent troubleshooting skills with the ability to resolve complex technical issues.
• Strong communication and collaboration skills.

Desirable

• Experience with Cloudera, Hadoop, Cloudera Data Science Workbench or Cloudera Machine Learning., Due to the nature of our work, you must be able to meet the nationality and residency requirements for the highest level of UK Government security clearance.

You must be able to gain and maintain this clearance.

• Flexible working options, including a compressed fortnight with every other Friday off
• Private healthcare
• Cash health plan
• Holiday buy/sell
• Career development and training programmes
• Performance-related bonuses

For a full list of benefits, speak with our recruitment team.

Why Join Us?

A Mission to Believe In

Every day we contribute to building a safer, more connected world across land, sea, air, space and cyberspace. What we do together matters.

A Place to Belong and Thrive

Every voice matters at Northrop Grumman UK. You can bring your authentic self to work and be part of an inclusive, supportive community.

Your Career, Your Way

Shape your career with diverse roles, mentorship, development opportunities and support for your wellbeing and long-term growth.

At Northrop Grumman UK, you are part of a team driving innovation where it matters most - solving tomorrow’s biggest challenges and shaping the technology solutions of the future. It’s what we call Defining Possible.

This mindset goes beyond what we deliver to our customers; it fuels your growth, your development and the impact you can make within our community.

The Opportunity

This is more than just a job; it’s a mission.