Senior Platform Engineer (AWS / Kubernetes) - Remote

Security Journey; Apex (NC); Hybrid; USD 150,000 - 190,000; Full time

Job summary

Security Journey is looking for a Senior Platform Engineer to own day-to-day platform operations across AWS and Kubernetes, ensuring reliability and scalability for our secure coding training platform. This remote-friendly role requires hands-on expertise in cloud infrastructure and IaC to drive automation and guardrails across teams.

You will lead multiple EKS clusters, enhance CI/CD with GitHub Actions and ArgoCD, and improve observability with DataDog, while collaborating with software, QA,

Qualifications

• 5+ years of experience in Platform Engineering, DevOps, SRE, or related infra roles.
• Strong hands-on experience operating production workloads in AWS.
• Strong Kubernetes experience (EKS preferred).
• Experience managing infrastructure with Terraform or equivalent IaC tooling.
• Experience building or owning CI/CD systems.
• Strong troubleshooting skills across networking, containers, distributed systems, and production incidents.
• Ability to balance immediate operational needs with long-term engineering improvements.
• Strong written communication and comfort working in a remote-first environment.
• U.S. citizenship and U.S.-based residency.

Responsibilities

• Own day-to-day platform operations across AWS infrastructure and Kubernetes environments.
• Improve reliability, scalability, and performance of systems supporting our learning platform.
• Operate and evolve multiple EKS clusters across production and non-production environments.
• Build internal self-service tooling and engineering guardrails that help developers ship safely and independently.
• Improve CI/CD workflows using GitHub Actions and GitOps practices with ArgoCD.
• Drive observability improvements using DataDog, including dashboards, alerting, and incident response readiness.
• Partner with software engineers, QA, product, and security teams to remove friction and increase delivery velocity.
• Lead infrastructure changes end-to-end using Terraform and modern IaC practices.
• Reduce operational toil through automation, standardization, and thoughtful platform design.
• Participate in an on-call rotation focused on ownership, reliability, and continuous improvement.
• Mentor teammates through collaboration, code review, and operational best practices.

Skills

Go

Python

Ruby

React

Remote work

Communication

SRE practices

Tools

AWS

Kubernetes

Terraform

ArgoCD

GitHub Actions

DataDog

Job description

Security Journey is looking for a Senior Platform Engineer to own day-to-day platform operations across AWS and Kubernetes, ensuring reliability and scalability for our secure coding training platform. This remote-friendly role requires hands-on expertise in cloud infrastructure and IaC to drive automation and guardrails across teams.

You will lead multiple EKS clusters, enhance CI/CD with GitHub Actions and ArgoCD, and improve observability with DataDog, while collaborating with software, QA,