Senior Linux System Administrator

Senior Linux System Administrator

Posted 1 week ago by NineTech

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£72,000 Per year
Undetermined
Hybrid
London Area, United Kingdom
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Ansible Apache Kafka Automation Azure Kubernetes Service Configuration Management Continuous Integration and Continuous Delivery Elasticsearch Gitlab Grafana Kibana Kubernetes Linux Linux Administration Management Oracle Linux Prometheus (Software) Version Control Workflows

Summary: The role of a Linux Infrastructure Engineer involves deploying, configuring, and managing Linux-based servers and services in a hybrid work environment based in Central London. The engineer will enhance custom system services, manage Kubernetes clusters, and administer GitLab infrastructure, among other responsibilities. This position requires strong hands-on experience with Linux administration and various observability tools. The ideal candidate will also participate in an on-call rotation to support global operations.

Key Responsibilities:

  • Deploy, configure, and manage Linux-based servers and services.
  • Enhance and maintain custom system services and OS-level configurations.
  • Manage Kubernetes clusters and containerized workloads.
  • Administer GitLab infrastructure for CI/CD processes.
  • Operate and maintain Kafka clusters for real-time data pipelines.
  • Diagnose and resolve issues across systems, networks, containers, and applications.
  • Use observability tools (Grafana, Prometheus, Kibana, Elasticsearch) to monitor system health.
  • Automate system management tasks using Ansible.
  • Participate in an on-call rotation to support global operations.

Key Skills:

  • Strong hands-on Linux (RHEL/CentOS/Rocky) administration, including kernel tuning and system optimization.
  • Production-level experience managing Kubernetes clusters.
  • Proficiency with GitLab for version control and CI/CD workflows.
  • Solid understanding of Kafka in high-throughput environments.
  • Experience with observability tools such as Grafana, Prometheus, Kibana, and Elasticsearch.
  • Expertise in Ansible for automation and configuration management.
  • Strong problem-solving skills across infrastructure layers (compute, network, OS, containers).

Salary (Rate): £72,000.00 yearly

City: London

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Linux Infrastructure Engineer – Hybrid (Central London) | £65,000–£70,000

We are seeking a skilled Linux Infrastructure Engineer to join our team in a hybrid role based in Central London.

Key Responsibilities:

  • Deploy, configure, and manage Linux-based servers and services.
  • Enhance and maintain custom system services and OS-level configurations.
  • Manage Kubernetes clusters and containerized workloads.
  • Administer GitLab infrastructure for CI/CD processes.
  • Operate and maintain Kafka clusters for real-time data pipelines.
  • Diagnose and resolve issues across systems, networks, containers, and applications.
  • Use observability tools (Grafana, Prometheus, Kibana, Elasticsearch) to monitor system health.
  • Automate system management tasks using Ansible.
  • Participate in an on-call rotation to support global operations.

Required Skills & Experience:

  • Strong hands-on Linux (RHEL/CentOS/Rocky) administration, including kernel tuning and system optimization.
  • Production-level experience managing Kubernetes clusters.
  • Proficiency with GitLab for version control and CI/CD workflows.
  • Solid understanding of Kafka in high-throughput environments.
  • Experience with observability tools such as Grafana, Prometheus, Kibana, and Elasticsearch.
  • Expertise in Ansible for automation and configuration management.
  • Strong problem-solving skills across infrastructure layers (compute, network, OS, containers).
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