Note: The job is a remote job and is open to candidates in USA. Lumen Solutions Group Inc. is a technology consulting Services Company based in Florida, specializing in professional IT consulting services. They are seeking a hands-on Senior Site Reliability Engineer (SRE) / DevOps Engineer to support cloud infrastructure, automation, and production operations, focusing on improving system reliability and implementing SRE best practices.
Responsibilities
- Design, build, and maintain CI/CD pipelines using GitHub Actions, Jenkins, and AWS CodePipeline
- Automate infrastructure provisioning using Terraform, CloudFormation, or AWS CDK
- Develop automation tools and scripts using Python and configuration management tools such as Ansible
- Deploy, configure, and optimize Dynatrace for monitoring, distributed tracing, dashboards, alerting, and anomaly detection
- Support AWS cloud infrastructure and production environments, including participation in on-call rotations
- Perform incident response, troubleshooting, root cause analysis (RCA), and create knowledge base documentation
- Implement and maintain SRE best practices, including SLIs, SLOs, error budgets, resiliency testing, and performance monitoring
- Configure auto-scaling, capacity planning, and operational cost optimization
- Manage Linux-based environments, containers (Docker, Kubernetes, ECS), networking, and cloud infrastructure
- Support security initiatives, including access management, certificate management, and remediation of security incidents
- Collaborate with cross-functional engineering teams to improve platform reliability, scalability, and operational efficiency
Skills
- 5+ years of experience in Site Reliability Engineering (SRE), DevOps, or Cloud Infrastructure Engineering
- Strong experience with AWS cloud services (Azure experience is a plus)
- Hands-on experience with GitHub Actions, Jenkins, and AWS CodePipeline
- Expertise in Terraform, CloudFormation, or AWS CDK
- Strong scripting skills in Python
- Experience with Ansible or other configuration management tools
- Experience with Dynatrace observability and application monitoring
- Strong knowledge of Docker, Kubernetes, and Amazon ECS
- Solid understanding of Linux administration, networking, and cloud infrastructure
- Experience with ServiceNow, ITIL processes, incident management, and production support
- Knowledge of relational and NoSQL databases
- Excellent troubleshooting, communication, and documentation skills
- Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience)
- Experience supporting enterprise-scale cloud environments
- Knowledge of performance testing, resiliency engineering, and operational excellence
- Experience implementing automation and self-service operational tools
- Familiarity with cloud cost optimization and reliability engineering practices
Company Overview