Openshift Admin

Test Triangle Ltd; Sheffield; On-site; GBP 70,000 - 110,000; Full time

Job summary

Test Triangle Ltd in Sheffield, United Kingdom, is seeking an experienced IT Infrastructure professional to manage KVM and OpenShift environments. You will design, deploy, and optimize virtualization and container platforms to ensure reliability and performance.

Responsibilities include implementing monitoring, handling upgrades, and collaborating with DevOps teams to secure and scale on-premises and hybrid cloud infrastructures.

Qualifications

• 7+ years of experience in IT infrastructure, focusing on KVM and OpenShift.
• Strong expertise in KVM hypervisors and virtualized environments.
• Hands-on OpenShift installation, configuration, and troubleshooting.
• Solid understanding of Docker and Kubernetes containerization.
• Experience with Linux system administration and shell scripting.
• Familiarity with networking concepts, storage solutions, and security best practices.
• Knowledge of CI/CD pipelines and DevOps practices.
• Ability to collaborate with development/DevOps teams and document designs.

Responsibilities

• Manage and maintain KVM-based virtualization environments, including provisioning, monitoring, and troubleshooting virtual machines.
• Optimize KVM performance and ensure high availability of virtualized infrastructure. Implement security best practices for KVM environments.
• Deploy, configure, and manage OpenShift clusters in on-premises and hybrid cloud environments. Monitor and troubleshoot OpenShift workloads, ensuring high availability and performance.
• Manage OpenShift networking, storage, and security configurations. Perform upgrades and patching of OpenShift clusters and associated components.
• Implement monitoring solutions for KVM and OpenShift environments using tools like Prometheus, Grafana, or ELK Stack.
• Analyze system performance and recommend optimizations for resource utilization and cost efficiency.
• Work closely with development, DevOps, and operations teams to ensure seamless integration of infrastructure and applications.
• Document infrastructure designs, processes, and best practices for internal knowledge sharing.

Skills

KVM virtualization

OpenShift administration

Linux system administration

Shell scripting

Docker

Kubernetes

Networking concepts

CI/CD pipelines

Tools

Prometheus

Grafana

ELK Stack

Job description

Sheffield, United Kingdom | Posted on 06/03/2026

1. KVM Virtualization Administration
   
   
   
   • Manage and maintain KVM-based virtualization environments, including provisioning, monitoring, and troubleshooting virtual machines.
   
   
   • Optimize KVM performance and ensure high availability of virtualized infrastructure. Implement security best practices for KVM environments.
   
   
   
   


2. OpenShift Administration
   
   
   
   • Deploy, configure, and manage OpenShift clusters in on-premises and hybrid cloud environments. Monitor and troubleshoot OpenShift workloads, ensuring high availability and performance.
   
   
   • Manage OpenShift networking, storage, and security configurations. Perform upgrades and patching of OpenShift clusters and associated components.
   
   
   
   


3. Monitoring and Optimization
   
   
   
   • Implement monitoring solutions for KVM and OpenShift environments using tools like Prometheus, Grafana, or ELK Stack.
   
   
   • Analyze system performance and recommend optimizations for resource utilization and cost efficiency.
   
   
   
   


4. Collaboration and Documentation
   
   
   
   • Work closely with development, DevOps, and operations teams to ensure seamless integration of infrastructure and applications.
   
   
   • Document infrastructure designs, processes, and best practices for internal knowledge sharing.
   
   
   
   

To be successful in this role, you should meet the following requirements: (MAX 8 Points)

1. 7+ years of experience in IT infrastructure, with a focus on KVM virtualization and OpenShift administration.


2. Strong expertise in managing KVM hypervisors and virtualized environments.


3. Hands-on experience with OpenShift installation, configuration, and troubleshooting.


4. Solid understanding of containerization technologies (Docker, Kubernetes).


5. Experience with Linux system administration and shell scripting.


6. Familiarity with networking concepts, storage solutions, and security best practices.


7. Knowledge of CI/CD pipelines and DevOps practices.