Senior SRE: Kubernetes, Cloud Reliability & Automation

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

Job summary

DraftKings in Boston is seeking a Senior Site Reliability Engineer to build and scale Kubernetes infrastructure across public clouds and on‑prem environments, delivering automation‑first solutions that strengthen performance and reliability.

You’ll own Kubernetes scaling, capacity strategies, and fault‑tolerant design, build internal tooling, lead GitOps deployments with Rancher Fleet, Flux, and Helm, and contribute to on‑call rotations and architectural decisions.

Qualifications

• Bachelor’s degree in CS or related field or equivalent education and training.
• 4+ years of distributed cloud and on-premise experience at scale, with AWS; GCP, vSphere or Nutanix a plus.
• Deep Kubernetes and container orchestration expertise; scalable, fault‑tolerant systems.
• Strong Go and Python for automation and tooling.
• Solid networking and Linux fundamentals; Docker/containerd experience.
• Experience with IaC and configuration management for scalable infra.

Responsibilities

• Drive stability, performance, and scalability across global compute platforms in cloud and on‑prem.
• Build self‑healing, fault‑tolerant infrastructure and automation tooling to reduce toil.
• Operate and evolve GitOps delivery with Rancher Fleet, Flux, and Helm.
• Own Kubernetes scaling and capacity strategies using Karpenter, HPA, and KEDA.
• Define and monitor SLOs and reliability metrics with Datadog and the logging pipeline.
• Share knowledge, contribute to architecture, and participate in on‑call rotations.

Skills

Kubernetes

Go

Python

AWS

GCP

Linux

Docker

Infrastructure as Code

Networking

Nutanix

Education

Bachelor’s Degree in Computer Science or related field

Tools

vSphere

Nutanix

Flux

Rancher Fleet

Helm

Karpenter

HPA

Job description

DraftKings in Boston is seeking a Senior Site Reliability Engineer to build and scale Kubernetes infrastructure across public clouds and on‑prem environments, delivering automation‑first solutions that strengthen performance and reliability.

You’ll own Kubernetes scaling, capacity strategies, and fault‑tolerant design, build internal tooling, lead GitOps deployments with Rancher Fleet, Flux, and Helm, and contribute to on‑call rotations and architectural decisions.