L2 OpenStack​/Kubernetes-Container Ops (m​/w​/d

Make an impact with NTT DATA

Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Make an impact with NTT DATA

Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

We are seeking an L2 Open Stack/Kubernetes-Container Ops Engineer to provide day-2 operational support for Open Stack and Kubernetes-based container platforms. The role is responsible for maintaining stable and reliable cloud platform services through incident management, service requests, platform administration, health checks, and standard change activities while ensuring appropriate escalation of complex architectural or control-plane issues.

Key Responsibilities:

• Administer and support Open Stack and Kubernetes/container platforms in a production environment.
• Perform day-2 operational activities, including incident resolution, service requests, health checks, and routine maintenance.
• Troubleshoot container runtime, platform, and infrastructure-related issues.
• Execute standard operational changes, upgrades, and maintenance activities following established procedures.
• Monitor platform performance, availability, and service health.
• Maintain operational documentation, procedures, and service records.
• Collaborate closely with Linux and baremetal infrastructure teams to ensure end-to-end platform stability.
• Escalate complex issues to specialist engineering teams when deeper architecture or control-plane expertise is required.

Required Qualifications:

• Experience supporting Open Stack, Kubernetes, or container-based platforms in an enterprise environment.
• Good understanding of cloud infrastructure, container orchestration, Linux systems, and operational support processes.
• Experience with incident management, troubleshooting, monitoring, and service operations.
• Strong analytical skills and a proactive approach to maintaining service reliability.
• Ability to work within structured operational and service management frameworks.

Preferred

Certifications:

• Certified Kubernetes Administrator (CKA)
• Certified Kubernetes Application Developer (CKAD)
• Open Stack administration training/certification (e.g., Red Hat Open Stack Platform Administration)
• Additional Security, Network, Storage, or Compute infrastructure certifications are advantageous

Language Requirement:

• German language proficiency at minimum B2 level is mandatory.
• The role requires the ability to effectively participate in technical discussions, incident coordination, service reviews, change management activities, and day-to-day communication with German-speaking stakeholders, customers, and operational teams.

Citizenship Requirement:

• Applicants must hold Swiss citizenship.

Location:

• Winterthur area, Switzerland
• Candidates should be based in, or regularly available within, the Winterthur region to support customer engagement, operational coordination, onsite and remote-hands activities, governance meetings, and escalation management when required.

Workplace type:


About NTT DATA

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune

Global 100. We are committed to accelerating client success and positively impacting society through

responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with

unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and

application services. Our consulting and industry solutions help organizations and society move

confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more

than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as

established and start-up partners. NTT DATA is part of NTT Group, which invests over $3…