Site Reliability Engineer

JR United Kingdom; High Wycombe; On-site; GBP 70,000 - 100,000; Full time

Job summary

A leading company in innovative PaaS solutions seeks a Site Reliability Engineer to enhance critical infrastructure and application performance. The role involves ensuring system reliability and scalability, optimizing CI/CD pipelines, and collaborating across teams. Ideal candidates will have deep AWS knowledge, extensive experience in infrastructure management, and strong Linux administration skills.

Qualifications

• 7+ years of experience in Site Reliability Engineering or DevOps.
• Deep understanding of AWS and Linux administration.
• Experience with CI/CD and Infrastructure as Code (IAC) solutions.

Responsibilities

• Design and support EC2/ECS/EKS/Fargate environments.
• Implement security best practices across AWS.
• Develop automated incident response mechanisms.

Skills

AWS (Amazon Web Services)

Auto Scaling

Fargate

Route53

Observability tools

Scripting

CI/CD

Education

Bachelor's or higher degree in Computer Science

Tools

New Relic

DataDog

Splunk

Ansible

Bash

Python

GO

Job description

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Our partner, an innovative PaaS company specializing in remote monitoring and network management solutions, is looking for a Site Reliability Engineer to help ensure the critical infrastructure and applications' reliability, scalability, and performance. In this role, you’ll build and maintain highly available systems, support and optimize CI/CD pipelines, and determine optimal solutions for the company’s products. You’ll collaborate closely with development, DevOps, and other teams to maintain high uptime, security, and user experience standards for millions of endpoints.

Experience and Education:

• Bachelor's or higher degree in Computer Science, Information Systems, Information Technology, or a related technical field/experience.
• 7+ years of experience in Site Reliability Engineering, DevOps, Infrastructure, or related roles.
• Deep understanding of AWS and its various modules and services.
• Strong background in Linux administration and troubleshooting.
• Proven experience in implementing and managing CI/CD pipelines and Infrastructure as Code (IAC) solutions.
• Proven experience in monitoring and observability tools to proactively manage system health.

Skills and Strengths:

• AWS (Amazon Web Services)
• Auto Scaling
• Fargate
• Route53
• Observability tools (New Relic, DataDog, Splunk)
• Scripting (Ansible, Bash, Python, GO)
• CI/CD

Primary Job Responsibilities:

• Design and support EC2/ECS/EKS/Fargate environments for high availability and fault tolerance.
• Implement advanced AWS features (Route53, ALB/NLB, multi-region setups) to ensure global reliability.
• Maintain and optimize the existing CI/CD pipelines and deployment processes to streamline software delivery, reduce risks, and ensure seamless integration of new features.
• Collaborate with Development, QA, and DevOps teams to integrate best practices into build and release processes.
• Implement, manage, and enhance monitoring tools to proactively detect and resolve system issues.
• Administer and optimize Linux-based servers and applications, ensuring stability, performance, and security.
• Implement and manage containerization solutions to improve scalability and efficiency.
• Implement security best practices across AWS environments, ensuring compliance with industry standards and safeguarding cloud infrastructure.
• Develop automated incident response mechanisms and self-healing solutions to minimize downtime and enhance fault tolerance.
• Diagnose and resolve infrastructure, networking, and application-related performance issues to ensure operational efficiency.
• Ensure business continuity by designing and maintaining robust backups, failover strategies, and disaster recovery solutions.
• Identify, diagnose, and resolve infrastructure or application performance bottlenecks.
• Create real-time monitoring dashboards and alerting systems to track system health, capacity, and performance trends.
• Work closely with development teams to fine-tune infrastructure for cost efficiency while maintaining high performance.
• Ensure business continuity by designing and maintaining robust backup, failover, and disaster recovery solutions.