Senior Software Engineer - Kubernetes Operations

Marqeta is looking for a talented Senior Software Engineer - Kubernetes Operations to help build and scale our foundational compute infrastructure. You will define and deliver well-scoped milestones for projects and may serve as a technical lead for projects on your team. You will actively keep customer needs in mind and work with cross-functional stakeholders to deliver technical solutions that provide value quickly.

We work Flexible First. This role can be performed remotely in the United States, only in one of our National locations, which you can review here.

Learn more about our Product and Engineering team

• Design, build, and maintain highly available Kubernetes infrastructure at scale
• Lead design for small-medium components/features and participate in design for larger components/features
• Have significant ownership of a component/feature of the compute platform
• Contribute to architecture decisions for container orchestration and cloud-native services
• Mentor engineers on Kubernetes best practices, container security, and cloud infrastructure
• Develop automation tools and improve CI/CD pipelines for containerized applications
• Collaborate with platform and application teams to optimize workload performance
• Drive initiatives to improve system reliability, observability, and disaster recovery
• Participate in on-call rotation and incident response

• 5+ years of software engineering experience
• 3+ years of hands-on production experience with Kubernetes
• Strong understanding of container technologies (Docker, containerd)
• Experience with infrastructure as code (Terraform, Helm, or similar)
• Proficiency in at least one programming language (Go, Python, Java)
• Deep knowledge of networking, security, and distributed systems
• Experience with cloud platforms (AWS, GCP, or Azure)
• Strong communication and collaboration skills

• Certified Kubernetes Administrator (CKA) or Certified Kubernetes Security Specialist (CKS)
• Experience with service mesh technologies (Istio, Linkerd)
• Knowledge of observability tools (Prometheus, Grafana, Datadog)
• Experience in fintech or payments industry
• Contributions to open-source Kubernetes ecosystem

1. Application submission
2. Recruiter video call
3. Hiring Manager Interview
4. Virtual “Onsite” consisting of three 45 - 60 min calls
5. Offer!