Junior Kubernetes Administrator (Kubernetes)

Location: Cluj-Napoca, Romania; hybrid work with at least three days per week in the local office or onsite with clients.

Company

Marsh is a global risk, reinsurance, capital, people, investments, and management consulting company serving clients in 130 countries.

What you will do

• Provide hands-on operational support for Kubernetes clusters and associated platform services.
• Manage and resolve incidents, service requests, and changes through shared operational queues.
• Troubleshoot Kubernetes platform issues and perform cluster maintenance, upgrades, and configuration changes.
• Support container technologies, certificate management, and platform monitoring.
• Collaborate with application, DevOps, security, and infrastructure teams to resolve technical issues.
• Maintain documentation and contribute to the reliability, security, and continuous improvement of the Kubernetes platform.

Requirements

• At least 2 years of experience in data center operations, systems engineering, or a similar hands-on infrastructure role.
• Hands-on experience managing Kubernetes cluster operations and container orchestration, plus experience with infrastructure platform management.
• Intermediate to advanced networking knowledge, including troubleshooting switch and router behavior, VLANs, subnetting, routing, SAN networking, and basic load balancing.
• Intermediate to advanced infrastructure and cloud experience, including server and storage platforms, virtualization technologies, and cloud platforms.
• Foundational security awareness and understanding of basic security controls relevant to data center operations and media handling.
• Practical experience with server and storage installation, racking, cabling, and hardware lifecycle procedures.

Nice to have

• Experience with Infrastructure-as-Code tools such as Terraform or CloudFormation.
• Scripting or automation experience with Bash, Python, or Go.
• Experience with Kubernetes security concepts, including RBAC, network policies, and secrets management.
• Experience with centralized logging tools such as Fluentd, Logstash, Loki, or equivalent solutions.
• Understanding of CI/CD environments and tools such as Jenkins or GitLab, including how pipelines interact with Kubernetes environments.
• Experience supporting Kubernetes platforms in large-scale, global, or hybrid-cloud environments.
• Kubernetes certification such as CKA or equivalent practical knowledge.
• Strong documentation skills and experience with structured incident, problem, and change-management processes.

Culture & Benefits

• Hybrid work with flexibility to work remotely and collaborate in the office; colleagues are expected to work in the local office or onsite with clients at least three days per week.
• Professional development opportunities, interesting work, and supportive leadership.
• Inclusive culture and opportunities to work with colleagues on solutions for clients and communities.
• Yearly benefits budget and the opportunity to build a flexible benefits package worth up to 20% of annual salary.
• More than 30 days off, performance bonus, pension, life and medical insurance, meal vouchers, travel insurance, and charity benefits.