Senior Systems Administrator - Contract

Senior Systems Administrator

My Client is looking for an experienced Senior Systems Administrator contractor. You will have a strong background in Kubernetes, networking, and open-source infrastructure. This role will be responsible for designing, implementing, and maintaining high-availability systems, ensuring security, performance, and scalability across IT environments.

Key Responsibilities:

  • Kubernetes Administration: Deploy, configure, and manage Kubernetes clusters for high availability, security, and scalability.
  • Networking & Load Balancing: Manage MetalLB, Calico, and Keepalived for network policies, BGP, failover mechanisms, and traffic routing.
  • Storage & Data Resiliency: Implement and maintain Longhorn for distributed block storage, ensuring data integrity and availability.
  • DNS & Container Registry Management: Configure and optimize CoreDNS for service discovery and Harbor for secure container image storage.
  • Linux System Administration: Maintain, secure, and optimize Ubuntu 22.04 environments, ensuring system integrity and compliance with best practices.
  • Automation & Scripting: Develop automation for system provisioning, monitoring, and scaling using Bash, Python, or Ansible.
  • Security & Compliance: Implement role-based access control (RBAC), vulnerability patching, and compliance monitoring.
  • Performance Monitoring & Troubleshooting: Utilize monitoring tools and logs to diagnose system issues, optimize resources, and proactively prevent failures.
  • Incident Response & Disaster Recovery: Establish robust backup and recovery plans while ensuring minimal downtime.

Skills and Experience:

  • 5+ years of experience in systems administration with a focus on Kubernetes and Linux environments.
  • Strong hands-on expertise with MetalLB, Calico, Longhorn, Keepalived, CoreDNS, and Harbor.
  • Expertise in Ubuntu 22.04 administration, troubleshooting, and optimization.
  • Experience with high-availability networking, storage, and cloud-native technologies.
  • Proficiency in automation tools such as Ansible, Terraform, or equivalent.
  • Solid understanding of security principles and best practices in containerized environments.
  • Strong problem-solving, analytical thinking, and collaboration skills.

Interested? Please Click Apply Now!

Senior Systems Administrator

Contract
13 March 2025
Information Technology
Manchester
£400-600 per day

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