System Administrator - Linux & Kubernetes in London
System Administrator - Linux & Kubernetes

System Administrator - Linux & Kubernetes in London

London Full-Time 36000 - 60000 £ / year (est.) No home office possible
Areti Group | B CorpTM

At a Glance

  • Tasks: Administer Linux systems and manage Kubernetes clusters while collaborating with customers.
  • Company: Dynamic tech company focused on innovation and sustainability.
  • Benefits: Hybrid working, competitive salary, and opportunities for professional growth.
  • Why this job: Take ownership of modern environments and make a real impact on projects.
  • Qualifications: 5+ years in Linux administration and strong skills in Kubernetes and Helm.
  • Other info: Join a collaborative culture that values your input and development.

The predicted salary is between 36000 - 60000 £ per year.

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.

System Administrator - Linux & Kubernetes in London employer: Areti Group | B CorpTM

Join a forward-thinking technology team at our Bristol HQ, where hybrid working fosters flexibility and collaboration. As a System Administrator, you'll thrive in a culture that prioritises innovation and professional growth, while directly impacting customer solutions in modern, containerised environments. With a commitment to leaving the world better than we found it, we offer a rewarding workplace that values your expertise and contributions.
Areti Group | B CorpTM

Contact Detail:

Areti Group | B CorpTM Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land System Administrator - Linux & Kubernetes in London

✨Tip Number 1

Network like a pro! Attend tech meetups or webinars related to Linux and Kubernetes. It’s a great way to meet industry folks, learn about job openings, and get your name out there.

✨Tip Number 2

Show off your skills! Create a GitHub repository showcasing your projects with Kubernetes and Helm. This gives potential employers a peek into your hands-on experience and problem-solving abilities.

✨Tip Number 3

Prepare for interviews by brushing up on common scenarios you might face as a System Administrator. Think about how you’d handle troubleshooting in complex environments and be ready to share your thought process.

✨Tip Number 4

Don’t forget to apply through our website! We’re always looking for talented individuals like you. Plus, it shows you’re genuinely interested in joining our team and making an impact.

We think you need these skills to ace System Administrator - Linux & Kubernetes in London

Linux Administration
Kubernetes
Helm
Rancher
Networking Concepts
Technical Documentation
Customer-Facing Experience
Troubleshooting Skills
Problem-Solving Skills
CI/CD Practices
Automation
Containerised Environments
Collaboration
Communication Skills

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with Linux, Kubernetes, and Helm. We want to see how your skills match the role, so don’t be shy about showcasing your relevant projects and achievements!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re excited about the role and how your background makes you a perfect fit. Remember, we love a bit of personality, so let your enthusiasm show!

Showcase Your Problem-Solving Skills: In your application, mention specific examples where you've tackled complex issues in Linux or Kubernetes environments. We’re looking for someone who can troubleshoot effectively, so share those success stories!

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy – just a few clicks and you’re done!

How to prepare for a job interview at Areti Group | B CorpTM

✨Know Your Tech Inside Out

Make sure you brush up on your Linux, Kubernetes, and Helm knowledge. Be ready to discuss your hands-on experience with these technologies, as well as any challenges you've faced and how you overcame them. This will show that you're not just familiar with the tools, but that you can effectively use them in real-world scenarios.

✨Showcase Your Problem-Solving Skills

Prepare to share specific examples of troubleshooting complex issues in previous roles. Think about times when you had to think on your feet or collaborate with others to resolve a problem. This will demonstrate your ability to handle the day-to-day operations and unexpected challenges that come with being a System Administrator.

✨Communicate Clearly and Effectively

Since this role involves working directly with customers and internal stakeholders, practice articulating your thoughts clearly. Be ready to explain technical concepts in a way that's easy to understand for non-technical audiences. Good communication skills can set you apart from other candidates.

✨Prepare Questions for Them

Interviews are a two-way street! Prepare thoughtful questions about the team, the projects you'll be working on, and the company culture. This shows your genuine interest in the role and helps you assess if it's the right fit for you. Plus, it gives you a chance to engage with your interviewers and make a lasting impression.

System Administrator - Linux & Kubernetes in London
Areti Group | B CorpTM
Location: London

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