Senior DevOps Engineer

Role overview

Senior DevOps Engineer for an AWS-based data and container platform. You will own and operate EMR (Hadoop) infrastructure while also supporting EKS (Kubernetes) and event-driven services, with a strong focus on reliability, scalability, and automation.

Responsibilities

• Design, build, and maintain AWS infrastructure for data and application platforms
• Own and manage EMR (Hadoop) clusters, including:
  • Building EMR environments from scratch
  • Managing, optimizing, and stabilizing existing clusters
  • Ensuring reliability, performance, and scalability for data workloads
• Support and operate EKS (Kubernetes) environments across multiple infrastructures
• Implement and maintain AWS Lambda functions and event-driven architectures
• Manage IAM, security policies, and access controls across AWS services
• Design and support networking components (VPCs, subnets, routing, security groups)
• Collaborate with data, platform, and application teams to support production workloads
• Troubleshoot infrastructure/platform issues across EMR, EKS, and AWS services
• Improve automation, monitoring, and operational processes
• Contribute to infrastructure standards, documentation, and best practices

Requirements

• 7–10 years of experience with AWS-based infrastructure
• Proven experience building EMR environments from scratch
• Strong ownership mindset for platform reliability and scalability
• Experience leading or taking over critical infrastructure components
• Ability to mentor team members and influence technical direction
• Hands-on experience managing EMR/Hadoop clusters
• Experience supporting EKS (Kubernetes) environments
• Knowledge of AWS Lambda, IAM, and AWS Networking

Nice to have

• Experience with large-scale data platforms and data governance
• Experience working in distributed or remote-first teams