Job Title: Site Reliability Engineering (SRE) Manager

Location: London 2 days a week in office
Type: Permanent 

About the Role

My client are seeking an experienced Site Reliability Engineering Manager to lead a high-performing team responsible for the stability, scalability, and performance of our on-premise infrastructure. The ideal candidate brings a strong background in Linux systems (especially Red Hat), automation with Python, and hands-on experience in managing mission-critical environments.

You will play a pivotal role in guiding technical direction, mentoring engineers, and ensuring the reliability of our platforms used across the organization.

Key Responsibilities

• Lead and mentor a team of SREs, fostering a culture of reliability, ownership, and continuous improvement.

• Architect and maintain highly available on-premise systems and services running on Linux (primarily RHEL).

• Drive automation initiatives using Python to streamline operations and reduce manual interventions.

• Collaborate with development and operations teams to define SLAs, SLOs, and incident management protocols.

• Oversee system monitoring, alerting, and capacity planning to proactively prevent issues.

• Manage upgrades, patches, and lifecycle management for Red Hat Linux systems and related infrastructure.

• Develop and enforce best practices for CI/CD pipelines and Infrastructure as Code (IaC).

• Partner with InfoSec and compliance teams to ensure systems meet regulatory and security requirements.

Requirements

Must-Have:

• Proven experience leading or managing SRE, DevOps, or Systems Engineering teams.

• Deep hands-on experience with Linux systems administration, especially Red Hat Enterprise Linux (RHEL).

• Strong programming/scripting skills in Python for automation and tooling.

• Experience with on-premise infrastructure and hybrid environments.

• Excellent understanding of system internals, networking, monitoring tools, and performance tuning.

• Familiarity with configuration management and automation tools (e.g., Ansible, Puppet, or Terraform).

• Track record of designing reliable systems and implementing monitoring & alerting best practices.

Nice-to-Have:

• Experience with container technologies (Docker, Kubernetes) in on-prem or hybrid cloud setups.

• Exposure to ITIL practices or enterprise IT operations environments.

• Red Hat certifications (RHCSA, RHCE) are a plus.