Principal Site Reliability Engineer (IT) / Freelance

LA International Computer Consultants Ltd; Wokingham; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A technology consultancy is looking for a Principal Site Reliability Engineer to join their team on a three-month contract with potential for extension. This role requires visits to the site in Wokingham twice a week and focuses on automating deployment and infrastructure management while ensuring platform reliability. Candidates should have strong expertise in OpenShift and Kubernetes, and a security-first mindset. This position requires an active security clearance.

Qualifications

• Experience automating deployment, monitoring, and infrastructure management.
• Ability to ensure platform reliability and performance against strict SLAs and KPIs.
• Mentoring junior engineers and promoting SRE best practices.

Responsibilities

• Collaborate with Agile teams for deployment and infrastructure tasks.
• Implement and maintain cloud-native observability stacks.
• Support and troubleshoot OpenShift Operators and conduct security reviews.

Skills

Strong communication skills (written and verbal)

Experience in remote team collaboration

Deep expertise in OpenShift / Kubernetes and RedHat Linux

Proficiency in scripting (Bash, Python) and templating (Helm, Kustomize)

Experience with CI / CD automation and IaC strategies

Security-first mindset with experience in regulated environments

Experience with VMware vSphere virtualization

Job description

Our client is looking for a Principal Site Reliability Engineers to join their team on a initial three month contract with good scope for extension. They require candidates to be able to go to site in Wokingham twice a week and rest remote. This role is Inside IR35 and requires an active SC clearance.

Role Description

• Collaborate with Agile teams to automate deployment, monitoring, and infrastructure management.
• Ensure platform and business application reliability and performance against strict SLAs and KPIs.
• Implement and maintain cloud-native observability stacks (Prometheus, Grafana, Loki, Tempo).
• Develop and maintain Infrastructure as Code (IaC) using tools like Kustomize or Helm.
• Manage CI / CD pipelines using Tekton and ArgoCD.
• Support and troubleshoot OpenShift Operators (ServiceMesh, ODF, ACS, ACM, AMQ).
• Conduct security reviews and implement controls aligned with national infrastructure standards.
• Mentor junior engineers and promote SRE best practices.
• Collaborate with vendors and IT teams for incident resolution and platform improvements.

Required Skills

• Strong communication skills (written and verbal).
• Experience in remote team collaboration.
• Deep expertise in OpenShift / Kubernetes and RedHat Linux.
• Proficiency in scripting (Bash, Python) and templating (Helm, Kustomize).
• Experience with CI / CD automation and IaC strategies.
• Security-first mindset with experience in regulated environments.
• Experience with VMware vSphere virtualization?

Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds.