Senior SRE: Kubernetes at Scale & Automation

National Geographic; Boston (MA); On-site; USD 128,000 - 160,000; Full time

Job summary

DraftKings is seeking a Senior Site Reliability Engineer in Boston to build and scale our Kubernetes infrastructure across public clouds and on-prem environments. You will design automation-first solutions, implement GitOps delivery with Rancher Fleet, Flux, and Helm, and own scaling and capacity strategies with Karpenter, HPA, and KEDA.

You will develop reliable tooling using Go and Python, monitor reliability with Datadog, and contribute to architectural discussions while participating in

Qualifications

• Bachelor’s Degree in Computer Science or a related field, or equivalent education, experience, and training.
• At least 4 years of experience managing distributed cloud and on-premise environments at scale, including strong hands-on experience with Amazon Web Services; experience with Google Cloud Platform, vSphere, or Nutanix is a plus.
• Deep expertise in Kubernetes and container orchestration, with experience designing, scaling, and troubleshooting complex workloads.
• Strong software development experience using languages such as Go and Python to build automation and infrastructure tooling.
• Working knowledge of networking and Linux-based systems, including container runtimes such as Docker and containerd, packet-level debugging, and kernel troubleshooting.
• Experience with Infrastructure as Code and configuration management tools to build scalable, consistent, and repeatable infrastructure.

Responsibilities

• Drive stability, performance, and scalability across our global compute platform spanning multiple public clouds and on-premise environments.
• Build self-healing, fault-tolerant infrastructure and internal tooling that automates repetitive operational work and reduces toil for Platform and Application teams.
• Operate and evolve our GitOps delivery model, using Rancher Fleet, Flux, and Helm to deploy core Kubernetes services and application workloads consistently and reliably.
• Own Kubernetes scaling and capacity strategies using technologies including Karpenter, Horizontal Pod Autoscaler (HPA), Kubernetes Event-Driven Autoscaling (KEDA), and predictive scaling based on event and calendar data.
• Define and monitor service-level objectives and reliability metrics for platform components using Datadog and our logging pipeline.
• Strengthen our engineering practices by sharing knowledge, contributing to architectural and design discussions, and participating in an on-call rotation.

Skills

Kubernetes

Go

Python

AWS

Linux

Networking

Container runtimes

IaC tools

Education

Bachelor's degree in Computer Science

Tools

Docker

containerd

Terraform

Job description

DraftKings is seeking a Senior Site Reliability Engineer in Boston to build and scale our Kubernetes infrastructure across public clouds and on-prem environments. You will design automation-first solutions, implement GitOps delivery with Rancher Fleet, Flux, and Helm, and own scaling and capacity strategies with Karpenter, HPA, and KEDA.

You will develop reliable tooling using Go and Python, monitor reliability with Datadog, and contribute to architectural discussions while participating in