Senior Site Reliability Engineer

Morgan McKinley; Dublin; On-site; EUR 90,000 - 120,000; Full time

Job summary

Morgan McKinley is seeking an experienced Senior Site Reliability Engineer to strengthen our Business Operations team. You will ensure the reliability, scalability and performance of critical applications powering global operations, mentoring peers and driving automation.

This role focuses on production readiness, implementing observability, incident response, capacity planning and proactive improvements, while partnering with product and development teams to deliver resilient, scalable services.

Qualifications

• Experience building and maintaining reliable, scalable systems.
• Strong scripting and programming skills (Python, Go, Bash).
• Expertise in Linux/Unix administration and networks.
• Proficient in cloud platforms (AWS, Azure, GCP).
• Designs for high availability, fault tolerance, and disaster recovery.
• Apply DevOps practices including CI/CD and container orchestration.
• Structured problem solving and incident response.
• Capacity planning and performance optimization.
• Knowledge of IT service management principles.
• Ability to drive proactive monitoring and improvements.

Responsibilities

• Independently execute key elements of projects within the Site Reliability Engineering area by applying in-depth knowledge of their discipline and area best practices to effectively resolve problems and roadblocks as they occur.
• Assist in evaluating operational requirements and developing technical solutions within existing frameworks.
• Support automation and scripting efforts to improve operational workflows and incident response processes.
• Troubleshoot and resolve routine and some complex system issues, escalating when necessary to maintain system health.
• Contribute to documentation, knowledge sharing, and best practices to enhance team operational procedures.
• Collaborate with development teams and stakeholders to ensure reliability solutions align with technical and business needs.
• Participate in reviews and quality assurance activities to uphold system stability standards.
• May contribute to solution development for new products/services and/or manage smaller project/initiatives as an experienced individual contributor with specialized knowledge within the Site Reliability Engineering area.

Skills

Observability

Programming & Scripting

Systems & Networking

Cloud Computing

Reliability & Scalability

DevOps Practices

Troubleshooting

Capacity Planning

IT Service Management

Proactive Monitoring

Job description

About the Role

The Business Operations team is seeking a highly motivated and experienced Senior Site Reliability Engineer (SRE) to join our team. You will play a critical role in ensuring the reliability, scalability, and performance of our applications, supporting essential services that power global operations. As a thought leader in your field, you will bring technical expertise, a passion for automation, and the ability to mentor. The role of the Business Operations Site Reliability Engineer is to be the production readiness steward for products. As Business Operations SRE, we are responsible for ensuring that our platform is stable and healthy. We break down barriers to running our products by fostering developer run ownership and empowering developers to build resilient products. We support our developers during the application build phase in software run principles that include operational design, automation, capacity planning, and monitoring that leads to fault-tolerant, scalable products. We see the big picture and help create and enforce operations standards while facilitating an agile and learning culture. We support daily operations with a hyper focus on triage, root cause by understanding the business impact of our products and subsequently performing blameless post-mortems. The goal of every Business Operations team is to engage early in the development lifecycle to be more proactive and upfront in the development process, and to proactively manage production and change activities to maximize customer experience and increase the overall value of supported applications.

Responsibilities

As part of the Business Operations team, you will: Independently execute key elements of projects/processes within the Site Reliability Engineering area by applying in-depth knowledge of their discipline and area best practices to effectively resolve problems and roadblocks as they occur. Assist in evaluating operational requirements and developing technical solutions within existing frameworks. Support automation and scripting efforts to improve operational workflows and incident response processes. Troubleshoot and resolve routine and some complex system issues, escalating when necessary to maintain system health. Contribute to documentation, knowledge sharing, and best practices to enhance team operational procedures. Collaborate with development teams and stakeholders to ensure reliability solutions align with technical and business needs. Participate in reviews and quality assurance activities to uphold system stability standards. May contribute to solution development for new products/services and/or manage smaller project/initiatives as an experienced individual contributor with specialized knowledge within the Site Reliability Engineering area.

Role qualifications

• Observability - Ability to use scripting and tooling to implement observability solutions, enabling the collection, analysis, and visualization of metrics, logs, and traces to support incident detection, diagnosis, and continuous service improvement.
• Programming and Scripting - Ability to write and maintain code and scripts to automate tasks, build operational tools, and support monitoring, deployment, and incident response using languages such as Python, Go, Bash, or similar.
• Systems and Network Administration - Ability to configure, operate, and troubleshoot Linux/Unix systems and network components, applying knowledge of networking concepts, protocols, security, and system reliability.
• Cloud Computing and Infrastructure - Ability to design, deploy, and manage applications and infrastructure on cloud platforms (e.g., AWS, Azure, GCP), ensuring scalability, security, availability, and operational efficiency.
• Reliability and Scalability - Ability to design and operate systems for high availability, fault tolerance, and disaster recovery, while ensuring systems can scale to meet current and future demand DevOps Practices - Ability to apply DevOps principles and practices, including CI/CD pipelines, containerization, and orchestration, to enable faster, more reliable software delivery and operations.
• Troubleshooting - Capability to systematically identify, diagnose, and resolve technical issues across systems, applications, and networks, using analytical methods and tools to restore functionality, minimize disruption, and ensure stable operations.
• Capacity Planning and Performance Optimization - Ability to monitor resource utilization, forecast future capacity needs, and optimize system performance to support growth, scalability, and efficient infrastructure usage.
• IT Service Management - Ability to apply IT service management principles to incident, problem, and change management, ensuring reliable service delivery, effective incident response, and continuous service improvement aligned to business needs.
• Proactive Monitoring and Improvement (SRE Applications) - The ability to use application reliability signals to anticipate issues, identify risks, and drive preventative improvements that enhance application performance and availability.