Sr Lead Site Reliability Engineer

• Monitor system performance and proactively identify bottlenecks or degradation using AI-driven observability and anomaly detection tools.
• Implement tuning strategies across application layers, databases, and infrastructure.
• Drive initiatives to improve latency, throughput, and resource utilization.

• Deploy improved alerting for Lumen Connect in depth, focusing on outside in but including early indicators for fulfilment and other areas. Combining traditional monitoring with AI-based anomaly detection and noise reduction.
• Proactively monitor the errors and performance on Lumen Connect. Implement rules to detect deviations, implement improvements together with the teams.
• Design and maintain dashboards, alerts, and metrics using tools like Datadog, AppInsights, CloudWatch, or similar.

• Develop and maintain automation scripts and tools for deployment, scaling, and recovery, leveraging AI-assisted code generation and validation tools
• Use Terraform, or similar IaC tools to manage AWS resources.

• Perform an in-depth analysis of the overall system and its dependencies, implementing techniques to increase the global availability, reduce the reliance on unstable dependencies and guide ecosystem improvements.
• Champion SRE principles such as SLIs, SLOs, and error budgets.
• Advocate for resilient architecture and fault-tolerant design patterns, incorporating AI-assisted design reviews and architecture evaluation.
• Help define and improve better SRE processes and lead significant improvements in reliability for the Lumen Connect platform.

• Work closely with software engineers, DevOps, and product teams to align reliability goals.
• Document processes, runbooks, and best practices for knowledge sharing.
• Provide mentorship and guidance on reliability and operational excellence.

What We Look For in a Candidate

• 10+ years overall professional experience in SRE, DevOps, or infrastructure engineering roles.
• Experience with Terraform, or similar IaC tools to manage Cloud resources.
• Proficiency in scripting languages (Python, Bash, etc.) and automation frameworks.
• Experience with CI/CD pipelines and tools like GitHub Actions, Jenkins or GitLab CI.
• Solid understanding of monitoring and logging tools (e.g., CloudWatch, ELK, Datadog).
• Familiarity with containerization and orchestration (Docker, Kubernetes).
• Excellent AI and problem-solving skills, and a proactive mindset.

• Experience in AWS services (EC2, CloudFront, EKS, RDS, S3, etc.).
• Certifications in AWS or related technologies are a plus.
• Experience of application development using Java Microservices and Spring Boot framework
• Experience with Agile/SCRUM Methodologies and development practices

Learn more about Lumen's:

• Benefits
• Bonus Structure

#LI-Remote

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Requisition #: 342707

Life at Lumen

Life at Lumen is human and connected, even in a fast moving, AI‑focused organization.

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