Senior DevOps Engineer (m/f/d)

Open-Xchange•Palo Alto, CA

5h•Remote

About The Position

Open-Xchange is hiring a Senior DevOps Engineer for its OX Cloud team, which operates cloud infrastructure supporting open-source communication and collaboration products used by millions of people worldwide. The role focuses on improving the reliability, scalability, security, observability, and efficiency of the cloud platform. The team is cloud-native and Kubernetes-first, operating on its own infrastructure and increasingly on hyperscalers, with a goal of fully automated, declarative, hands-off operations. The successful candidate will help shape the team's evolving DevOps approach and engineering culture. The engineer will automate infrastructure and product provisioning, operate production Kubernetes environments, develop and maintain Helm charts, contribute to storage and database infrastructure management, and participate in an on-call rotation. They will collaborate with engineering teams across the product lifecycle and help improve engineering practices. The technology stack includes Kubernetes on Linux, Terraform, Helm, Argo CD, GitLab CI, Prometheus, Grafana, Go, Python, Shell, MariaDB/MySQL, Cassandra, and S3. The position is 100% remote with flexible working hours, though the candidate must be able and willing to work primarily during East Coast US business hours. Applicants must already be legally authorized to work in the United States; employment visa sponsorship is not available.

Requirements

Several years of experience with infrastructure-as-code and declarative tooling such as Terraform, Helm, or GitOps tools such as Argo CD.
Practical experience operating Kubernetes clusters and workloads, including Helm charts, troubleshooting distributed systems, and working with Kubernetes operators.
Solid Linux fundamentals and understanding of orchestration, automation, and declarative, hands-off operations.
Programming skills in Go, Python, or Shell.
Experience contributing to CI/CD pipelines using tools such as GitLab or Jenkins.
Strong English communication skills and a collaborative mindset.
Interest in open-source technologies and working in remote-first, multicultural teams.
Ability and willingness to work primarily within East Coast US business hours.
Legal authorization to work in the United States; employment visa sponsorship is not available.

Nice To Haves

A background in software development.
Programming experience with Go.
Experience with hyperscalers.

Responsibilities

Automate the provisioning of infrastructure, products, and configuration using Terraform, Helm, and GitOps with Argo CD in collaboration with engineering teams.
Run production environments on Kubernetes, both on the company's own infrastructure and on hyperscalers.
Develop and maintain Helm charts, support other teams with Helm-based deployments, and extend the platform with Kubernetes operators where needed.
Contribute to the management and optimization of storage and database infrastructure.
Participate in the on-call rotation, handle incidents, troubleshoot issues, and improve system reliability.
Collaborate with developers and engineering teams across the product lifecycle.
Share expertise and help continuously improve engineering practices and culture.