Site Reliability Engineer

National Express are recruiting an experienced Site Reliability Engineer to join our team, based at Head Office, Birmingham. As the successful candidate, you will with a focus on infrastructure, you will play a pivotal role in ensuring the reliability, performance, and security of our distributed infrastructure environment. You will leverage your deep technical expertise and problem-solving skills to support, evaluate, build, deliver, and maintain a high-quality infrastructure that meets the evolving needs of our business.,

• Design, implement, and maintain highly available and scalable systems on AWS
• Develop and maintain automation scripts and tools to streamline operations and reduce manual tasks
• Monitor system performance, identify bottlenecks, and implement optimizations to improve response times
• Forecast resource requirements and ensure adequate capacity to meet business needs
• Operate and maintain traditional IT infrastructures, cloud ecosystems, and IT services to meet business needs. Manage compute, storage, and networking environments in a MSP environment
• Manage infrastructure using IaC tools (e.g., Terraform, CloudFormation) to ensure consistency and reproducibility
• Implement robust monitoring and alerting systems to proactively identify and address issues
• Contribute to security best practices and implement measures to protect our systems and data
• Manage relationships with 3rd party vendors for technical support, build, and maintenance
• Participate in projects and service improvements related to infrastructure and data centre services. Identify, own, and implement proactive maintenance plans, including upgrades and patches
• Provide specialist-level incident and problem management support. Perform problem identification, root cause analysis, and recommend service improvements
• Meet service level agreements (SLAs) for infrastructure services
• Adhere to National Express's processes, including change controls, problem records, and supportability of technology
• Maintain infrastructure supporting documentation in line with improvements and maintenance activities
• Drive continuous improvement initiatives to enhance system reliability and efficiency
  
  Three years plus of hands-on experience leading to a deep understanding and proficiency of AWS services (e.g., EC2, S3, RDS, Lambda, CloudFront) and best practices
• Experience working within an ITIL framework in organisations of 3000+ users
• Excellent customer-facing skills, including critical issue escalation resolution, root cause analysis, and accountability
• Understanding of Microsoft Server platforms, Hyper Converged Infrastructure, Domain services with hand-on experience, Backup, business continuity, Disaster recovery, and data centre operations
• Proven experience with Infrastructure as Code (IaC) tools like Terraform
• Strong scripting skills in Python or Bash
• Experience with monitoring and observability tools such as AWS CloudWatch, Grafana, or Datadog
• Knowledge of containerisation technologies (Docker, Kubernetes)
• Understanding of serverless technologies and their use cases
• Knowledge of Microservices architectures
• Solid understanding of networking concepts (TCP/IP, DNS, routing)
  
  Complimentary coach travel for a Nominated Person or complimentary bus travel for a Spouse or Partner
• 50% discount for friends and family on full fares on our coach services
• Life Assurance
• Company pension
• Employee Assistance programme
• Private online GP service