Senior DevOps Engineer

Sigma Suisse; Basel; On-site; CHF 120,000 - 150,000; Full time

Job summary

Sigma Suisse is seeking a DevOps Engineer in Basel to join an experienced infrastructure team. You will support the evolution, automation and reliability of enterprise container platforms, focusing on OpenShift, automation, and scalable, secure solutions.

You will collaborate with infrastructure and application teams to ensure platform stability, implement automation, and participate in on-call rotations, while maintaining strong Linux and scripting capabilities.

Qualifications

• Degree in Computer Science, Information Technology or related field or equivalent professional experience.
• 3+ years practical experience with Kubernetes environments, OpenShift preferred.
• Strong Linux systems knowledge with scripting abilities.
• Good understanding of container networking, security and service connectivity.

Responsibilities

• Manage and maintain container orchestration environments based on Red Hat OpenShift.
• Develop and implement automation solutions to simplify provisioning, configuration and deployment.
• Collaborate with engineering and application teams on infrastructure initiatives.
• Investigate and resolve complex platform incidents and provide advanced technical support when required.
• Participate in on-call rotations and ensure platform reliability and security.

Skills

Kubernetes/OpenShift

Automation tools

Linux administration

Scripting

Network and service mesh

Education

Bachelor's in CS/IT or equivalent

Tools

Ansible

Terraform

Helm

Kustomize

Job description

Who We Are

For one of our clients based in Basel, we are looking for a DevOps Engineer to join an experienced infrastructure team and contribute to the evolution, automation and reliability of enterprise container platforms.

The Role

In this position, you will work on the engineering, optimisation and daily operations of a business-critical container infrastructure.

Combining hands‑on technical expertise with a strong focus on automation and platform reliability, you will collaborate with infrastructure and application teams to deliver scalable, secure and sustainable solutions.

Your Responsibilities

• Manage and maintain container orchestration environments based on Red Hat OpenShift, ensuring their stability, security and availability.
• Contribute to the continuous improvement of infrastructure architecture, platform capabilities and operational processes.
• Develop and implement automation solutions to simplify infrastructure provisioning, configuration and deployment.
• Support the integration of new technologies and infrastructure components according to evolving business and technical requirements.
• Investigate and resolve complex platform‑related incidents, providing advanced technical support when required.
• Collaborate with engineering and application teams on infrastructure initiatives and technical improvements.
• Participate in the operational support framework, including scheduled on-call rotations.

Your Profile

• Degree in Computer Science, Information Technology or a related field, or equivalent professional experience.
• Strong hands‑on experience with Kubernetes environments, particularly Red Hat OpenShift.
• At least 3 years of practical experience with infrastructure automation and deployment tools such as Ansible, Terraform, Helm or Kustomize.
• Solid knowledge of Linux systems, preferably RHEL or CentOS, including scripting and system administration.
• Good understanding of container networking, security and service connectivity, including technologies such as SDN and Service Mesh.
• Experience troubleshooting complex infrastructure issues and implementing reliable technical solutions.
• Strong analytical skills, a proactive mindset and the ability to work effectively within a collaborative technical environment.
• Fluent English is required. German would be considered an advantage.

Why This Opportunity?

• Work with modern container orchestration and infrastructure automation technologies.
• Contribute to the development and reliability of business‑critical IT platforms.
• Join an established technical environment where engineering quality, collaboration and continuous improvement are key priorities.
• Combine platform engineering, automation and infrastructure operations in a technically challenging role.