Senior Site Reliability Engineer maintaining and optimizing large - scale distributed infrastructure at Branch. Collaborating with cross - functional teams to support mission - critical services across the organization.
About the role
- Senior DevOps Engineer operating AWS infrastructure and Kubernetes for BlueCat Cloud SaaS platform. Focused on automation and operational stability while collaborating with cross-functional teams.
Responsibilities
- Own the day-to-day operation, reliability, and performance of production services running on AWS.
- Operate and support containerized workloads across ECS and Kubernetes (EKS) environments.
- Maintain and evolve an EKS-based platform, including cluster upgrades, add-ons, and operational tooling.
- Manage Kubernetes workloads using Helm and standard deployment and release practices.
- Build, maintain, and improve CI/CD pipelines to support safe, repeatable, and efficient deployments.
- Automate infrastructure and operational workflows using Infrastructure as Code (Terraform preferred).
- Participate in an on-call rotation, respond to customer-impacting production incidents, and lead troubleshooting efforts.
- Drive incidents through resolution, perform root cause analysis (RCA), and implement preventative improvements.
- Troubleshoot Kubernetes networking, ingress, service discovery, and workload-level issues.
- Implement and maintain monitoring, alerting, and logging solutions (CloudWatch, Prometheus, Grafana, InfluxDB, etc.).
- Partner with application teams to ensure services are production-ready and operationally supportable.
- Work closely with engineers across Toronto and Serbia teams to support production systems.
- Provide technical guidance and informal mentorship to junior DevOps and SRE engineers.
Requirements
- 5–8+ years of experience in DevOps, cloud infrastructure, or production operations roles.
- Strong hands-on experience operating AWS production environments (ECS, EC2, VPC, IAM, ALB/NLB, Route 53, CloudWatch).
- Experience supporting Kubernetes workloads in production, preferably on EKS.
- Proficiency with Infrastructure as Code tools (Terraform preferred).
- Experience building and operating CI/CD pipelines.
- Good understanding of Linux systems, networking fundamentals (TCP/IP, DNS, HTTP/S), and distributed systems.
- Proven experience participating in an on-call rotation and handling customer-impacting incidents.
- Strong troubleshooting skills and a practical, automation-first mindset.
Benefits
- A Professional Development Budget
- Dedicated Wellness Days and Wellness Week
- A Lifestyle Spending Account
- An Employee Recognition Program
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