Platform Engineer, Observability & Kubernetes

Commission Junction LLC; Agoura Hills (CA); Hybrid; USD 8,721 - 131,230; Full time

Benefits offered by this job

Flexible time off

Paid holidays

Team-building events

Employee Referral Program

Annual recognition awards

Hybrid work arrangements

Parental bonding leave

Backup care options

Employee discount program

Job summary

Commission Junction LLC in the United States is seeking a Software Engineer 3 on the EngExp platform team to help run and evolve CJ's production systems across AWS regions. You’ll own meaningful pieces of the platform, focusing on why things happen and how to improve them, including Kubernetes, observability, and cost visibility.

You'll manage Terraform-based IaC, build GitLab CI/CD pipelines, and drive changes from design through production.

Qualifications

• 3+ years of experience in software or infrastructure engineering.
• Bachelor's degree or equivalent experience.
• Hands-on production experience with Kubernetes and at least one major cloud (AWS preferred).
• Real operational depth in at least one system we own beyond the cluster - observability stack (Prometheus/Alertmanager at scale), AWS networking, Vault, or artifact/CI infrastructure also count.
• Comfortable owning infrastructure-as-code (Terraform) and CI/CD pipelines.
• Effective communication; thrives in a collaborative, pair-friendly team culture.

Responsibilities

• Own and evolve meaningful pieces of the systems above - with a focus on what is happening and why.
• Manage infrastructure-as-code with Terraform across AWS accounts.
• Build and maintain GitLab CI/CD pipelines and GitOps delivery (ArgoCD).
• Help enforce platform standards: RBAC, admission webhooks, resource limits, LimitRanges.
• Turn recurring requests (ingress, DNS, service accounts) into self-service workflows.
• Respond to and help drive resolution of platform incidents, focused on learning and system improvement.
• Act as a reviewer of infrastructure changes - Terraform, Kubernetes configs, observability config.

Skills

Prometheus

Kubernetes

AWS

Terraform

GitLab CI/CD

ArgoCD

Observability

Vault

Go

OpenCost

Education

Bachelor's degree or equivalent experience

Tools

Karpenter

cert-manager

external-dns

Nexus

Docker

GitLab

ArgoCD

Job description

Commission Junction LLC in the United States is seeking a Software Engineer 3 on the EngExp platform team to help run and evolve CJ's production systems across AWS regions. You’ll own meaningful pieces of the platform, focusing on why things happen and how to improve them, including Kubernetes, observability, and cost visibility.

You'll manage Terraform-based IaC, build GitLab CI/CD pipelines, and drive changes from design through production.