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Engineer II, Site Reliability; Remote, United Kingdom

Remote / Online - Candidates ideally in
Cardiff, Cardiff City Area, Wales, UK
Listing for: CrowdStrike
Remote/Work from Home position Listed on 2026-11-06
Job specializations:
  • IT/Tech
    Systems Engineer, Cybersecurity, Unix/Linux

Job Description & How to Apply Below

Position: Engineer II, Site Reliability (Remote, United Kingdom)
As a global leader in cybersecurity, Crowd Strike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily.

Our customers span all industries, and they count on Crowd Strike to keep their businesses running, their communities safe and their lives moving forward. We're proud to work for a mission-driven company leveraging AI to transform the way we work. Crowd Strikers drive their careers through flexibility and autonomy while also being expected to contribute to a culture of responsible AI adoption, experimentation, and innovation.

We use an AI-first mindset as a force multiplier to proactively and continuously accelerate execution, build expertise, uncover insights, and solve complex problems. We’re always looking to add talented Crowd Strikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other. Ready to join a mission that matters?

The future of cybersecurity starts with you.

About the Role:

Crowd Strike is looking to hire an Engineer II to the Tech Ops SRE team that will have a focus on our Commercial Cloud.  We’re looking for a deeply-technical, hands-on engineer, who loves to develop automation and tooling through software to ensure delivery of mission critical solutions and services for large-scale distributed systems.  What You'll Do:

Have expertise with Linux engineering and administration for thousands of bare metal servers and virtual machines

Be responsible for all operational aspects of our platform
- Availability, Latency, Throughput, Monitoring, Issue Response (analysis, remediation, deployment) and Capacity Planning with respect to Latency and Throughput Work in a team of highly motivated engineers distributed across the globe

On-call rotation with other team members

Troubleshoot server hardware issues

Use your passion for technology to ensure our platform operates flawlessly 24x7

Obsess about learning, and champion the newest technologies & tricks with others, raising the technical IQ of the team. We don’t expect you to know all the technology we use but you will be able to get up to speed on new technology quickly Have broad exposure to our entire architecture and become one of our experts in our overall process flow

Have an intrinsic drive to make things better

Bias towards small development projects and the occasional larger projects

Have experience with modern monitoring and telemetry stacks (ELK, Prometheus, Grafana, Zabbix)
Gather and analyze metrics from both operating systems and applications to assist in performance tuning and fault finding

Ability to lead incident analysis for incidents, champion incident response practices and assist in correlating incidents to systemic problems, and drive towards resolution.

What You'll Need:

Bachelor's degree and/or equivalent experience in Computer ScienceA minimum of five years of experience working in a large scale production environmentA minimum of two years of experience in software engineeringA minimum of two years of experience in one or more of: C++, Java, Python, Go Experience with storage technologies (Examples: SAN, NAS, NFS, Object Storage, FreeNAS, iSCSI)

Experience with Infrastructure technologies (Examples: Linux, Windows, VMware, Docker, Kubernetes, etc.)Experience writing technical documentation

Configuration management experience with one or more tools such as Puppet, Chef, Ansible Solid understanding of application design,…
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