System Administrator - Linux & Kubernetes

Overview

Bristol HQ (Hybrid Working – 2 days on-site, 3 days remote).

We’re seeking a talented System Administrator with strong skills in Kubernetes, Helm, and Linux to join a growing technology team. This is a hands-on role where you’ll take ownership of systems, work directly with customers, and ensure secure, reliable, and scalable solutions are delivered.

You’ll be part of a collaborative environment where you’ll play a key role in both day-to-day operations and longer-term projects, working across infrastructure, automation, and containerised environments.

Responsibilities

• Administer, configure, and support Linux systems across development and production environments.
• Manage and maintain Kubernetes clusters (deployment, scaling, monitoring, and troubleshooting).
• Use Helm charts to drive consistency and reliability in deployments.
• Work with Rancher for cluster management and configuration.
• Configure Ingress and networking for secure, reliable public access to services.
• Collaborate directly with customers and internal stakeholders, ensuring technical requirements are met and solutions are well-documented.
• Produce high-quality technical documentation and share knowledge across the team.
• Support automation and CI/CD practices to improve efficiency.

Skills & Experience

• Strong commercial experience with Linux administration (5+ years).
• Proficiency with Helm charts for deployments.
• Solid understanding of networking concepts (DHCP, subnetting, routing, firewalls).
• Good documentation and communication skills, with customer-facing experience.
• Comfortable troubleshooting and problem-solving in complex environments.
• Exposure to Rancher and/or Istio Service Mesh is highly desirable.

Why Join?

• Opportunity to take ownership of modern, containerised environments.
• Work closely with customers as well as internal teams, delivering tangible business impact.
• A collaborative culture that values innovation and professional growth.

If you’re a System Administrator with strong Kubernetes, Helm, and Linux expertise, and you’re excited about working directly with customers in a fast-paced environment, we’d love to hear from you.

We’re on a mission to put people and the planet before profit, leaving the world in a better place than we found it.