Linux Engineer

About Graphcore

At Graphcore, we’re building the future of AI compute.

We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale.

As part of the SoftBank Group, backed by significant long-term investment, we are delivering key technology into the fast-growing SoftBank AI ecosystem.To meet the vast and exciting AI opportunity, Graphcore is expanding its teams around the world.We are bringing together the brightest minds to solve the toughest problems, in a place where everyone has the opportunity to make an impact on the company, our products and the future of artificial intelligence.

Job Summary  

As a Linux Engineer at Graphcore, you’ll play a key role in keeping our people and systems running smoothly. You’ll provide day-to-day support for Core IT services and various Linux environments used by other teams, helping colleagues resolve issues quickly and efficiently while maintaining a strong focus on security and best practice

The Team 

You’ll be joining a multidisciplinary team with strong technical skills and a very supportive culture. We work closely together and regularly share knowledge, and your skills will make a direct impact on our business. It’s an exciting and pivotal moment for us right now, with plenty of new projects ahead. If you're looking to solve interesting problems and see your work deliver real-world results, this is the team for you. 

Responsibilities and Duties 

• Logging and solving support requests face-to-face & via ticketing system.  

• Managing and supporting Linux-based systems, Layer 1 &2 Support 

• Security patching, including risk assessment for Linux environments.  

• Work with engineering teams to manage hybrid cloud and on-prem servers 

• Maintain Infrastructure-as-Code specifications to deploy and automate changes  

• Managing core infrastructure services such as DNS, DHCP, VPN, LDAP 

• Maintenance and support of the virtualisation platform.  

• Documenting solutions and maintaining a clear, up-to-date internal knowledge base.  

Essential: 

• Excellent communication and customer service skills 

• Good understanding of troubleshooting principles and methodical problem-solving 

• 5+ years in System Administration with strong focus on providing core infrastructure services and automation 

• Strong Linux administration skills in Debian & RedHat derivatives on bare metal and virtual machines 

• Good networking skills such as VLANs, VPNs, Wi-Fi, routing, subnetting 

• Hands-on experience building and managing CI/CD pipelines (e.g., Jenkins, GitLab CI) 

• Managing Infrastructure-as-Code using Terraform, Puppet, Ansible, or similar. 

• Managing Virtualisation Platforms – VMware ESXi/vSphere, KVM/libvirtd 

 Desirable 

• Experience with identifying network/storage/CPU/RAM bottlenecks across complex workloads. 

• Experience with various monitoring solutions and stack (e.g. Zabbix/Prometheus/Grafana Mimir/Open Telemetry) 

• Experience in managing web servers, load-balancers, reverse-proxies(e.g.: ha-proxy, nginx) 

• Proficiency with containerisation frameworks and orchestration (e.g.: Docker/containerd/Kubernetes). 

• Python programming skills, with the ability to write code to interact with APIs, process data, and build small applications 

Benefits

In addition to a competitive salary, Graphcore offers flexible working, a generous annual leave policy, private medical insurance and health cash plan, a dental plan, pension (matched up to 5%), life assurance and income protection. We have a generous parental leave policy and an employee assistance programme (which includes health, mental wellbeing, and bereavement support). We offer a range of healthy food and snacks at our central Bristol office and have our own barista bar! We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.