Senior Site Reliability Engineer (Lead I - Production Support)

Senior Site Reliability Engineer (SRE)

We are looking for an experiencedSenior Site Reliability Engineer (SRE) to join a highly technical production environment, helping to improve the reliability, resilience, performance and operational efficiency of large-scale applications.

• Location Glasgow
• Permanent
• Hybrid working

This role combinesSite Reliability Engineering, production support, infrastructure engineering and automation. You will work across complex application environments, resolving production issues while developing automated solutions that reduce manual effort and improve platform stability.

The Role

As a Senior Site Reliability Engineer, you will:

• Provide application and production support across complex environments.
• Implement and embedSRE best practices into day-to-day operations.
• Manage and troubleshoot incidents, escalations and recurring production problems.
• Develop automated solutions to eliminate repetitive manual work and reduce operational toil.
• Identify opportunities to improveresilience, observability, automation and platform stability.
• Review SRE metrics and ensure they align with organisational and departmental goals.
• Troubleshoot infrastructure, application and user-related incidents.
• Work closely with infrastructure, networking, security, storage, database and data centre teams.
• Develop reusable infrastructure design patterns and supporting technical documentation.
• Support the onboarding of third-party technologies in line with security and infrastructure standards.
• Support capacity planning and performance tuning activities.
• Participate in anon-call and weekend support rota.

What We're Looking For

You will bring strong hands-on experience across SRE, infrastructure and production environments, including:

Linux & Infrastructure

• AdvancedLinux 8.x experience, with the source specifying five years of hands-on experience.
• Strong knowledge of Linux/Unix administration.
• Understanding of networking and storage technologies.
• Experience supporting secure, web-based, n-tier applications.

SRE, Automation & Observability

• Strong understanding ofSite Reliability Engineering principles.
• Experience troubleshooting application issues and managing production incidents.
• Scripting and automation experience usingPython and Shell.
• Experience or exposure toOpenTelemetry, Prometheus, Grafana, Splunk and Ansible.
• A strong focus on toil reduction, automation, resiliency and observability.

Containers & Application Platforms

• Hands-on experience withDocker and Kubernetes.
• Knowledge of SaaS platform integration.
• Experience with web servers such asApache and Nginx.
• Experience with application servers includingTomcat and JBoss, covering configuration, integration and troubleshooting.

Databases & Messaging

Experience or knowledge of:

• Relational databases such asSybase, DB2, SQL and PostgreSQL.
• Messaging technologies such asKafka.
• Storage platforms includingNAS and SAN.
• Load balancers and web proxies

Nice to Have

Additional experience in any of the following would be beneficial:

• Hadoop or Cloudera
• ELK Stack
• Apache Airflow
• Redis
• NoSQL databases
• SPARQL
• OIDC / OAuth
• SAML and LDAP integration
• Kerberos, SSL and TLS
• Cloud and distributed computing technologies
• GenAI and LLM technologies
• Relevant cloud or distributed computing certifications

Why This Role?

This is an excellent opportunity for an experienced SRE or Production Engineer who enjoys working at the intersection ofLinux, infrastructure, applications, automation and reliability engineering.

You'll have the opportunity to move beyond reactive production support, using engineering and automation to solve recurring problems, reduce toil and build more reliable and observable platforms.