Lumen Technologies · 6 hours ago

Principal Site Reliability Engineer

United States

Full-time

Remote

Senior Level, Lead/Staff

$149K/yr - $199K/yr

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Responsibilities

Design and manage Kubernetes clusters (AWS EKS) with a focus on networking, scalability, security, and reliability.

Troubleshoot complex, cross-system issues involving Kubernetes, databases, networking, and cloud infrastructure.

Implement and maintain guardrails to ensure consistent and secure operation of Kubernetes workloads.

Architect, build, and maintain highly available, fault-tolerant systems using AWS services.

Use Terraform to define infrastructure as code, enabling scalable, repeatable, and secure deployments.

Automate provisioning, configuration, and updates for cloud infrastructure with a focus on GitOps principles using ArgoCD and GitHub Actions.

Set up and enforce guardrails for databases, infrastructure, and applications, ensuring consistency and adherence to best practices.

Implement robust application and infrastructure monitoring using tools like Prometheus, Grafana, and potentially Datadog.

Ensure proactive alerting and predictive monitoring to detect issues before they impact users.

Design and implement deployment strategies like blue-green deployments, canary releases, and feature-flag-based rollouts.

Develop and maintain CI/CD pipelines to streamline application delivery, testing, and deployment.

Partner with development teams to embed reliability and security best practices into the application lifecycle.

Drive a culture of operational excellence, ensuring teams build for reliability, scalability, and security from the ground up.

Conduct post-incident reviews to identify root causes and prevent future incidents.

Implement practices like chaos engineering to test and enhance system resilience.

Design and manage secure networking solutions, including AWS VPCs, Kubernetes networking, and firewalls.

Ensure compliance with security best practices and industry standards.

Qualification

Find out how your skills align with this job's requirements. If anything seems off, you can easily click on the tags to select or unselect skills to reflect your actual expertise.

KubernetesAWS EKSTerraformArgoCDGitHub ActionsPrometheusGrafanaPythonGoBashAWS servicesDatabase systemsCloud cost optimizationCI/CD pipelinesChaos engineeringHashiCorp VaultGCPAzureELKLokiGraylog