Hybrid Virtualization Administrator for Enterprise Platform

Cognizant; Amsterdam; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Pension scheme

Udemy access

Cognizant Academy

NS Business Card

25 paid holidays

Laptop and smartphone

International environment

Job summary

Cognizant in the Netherlands is seeking a Virtualization Administrator to maintain and optimize enterprise virtualization platforms, diagnose complex issues, and ensure high availability for critical workloads. You will collaborate with infrastructure and cloud teams to deliver scalable, resilient environments.

The role emphasizes hybrid work with remote and on-site office presence, supporting a healthy work-life balance through Cognizant’s wellbeing programs.

Qualifications

• 5+ years of experience in enterprise virtualization environments.
• Strong expertise in enterprise virtualization platform administration, including high availability, load balancing, and live migration.
• Hands-on experience with clustering and workload migration across virtualization platforms.
• Proficiency with performance monitoring and troubleshooting tools.
• Solid understanding of storage technologies used in virtualized environments, including shared and networked storage.
• Experience with scripting for automation and operational efficiency.
• Strong troubleshooting mindset with the ability to resolve complex infrastructure issues under pressure.
• Understanding of enterprise infrastructure dependencies across compute, storage, and networking.

Responsibilities

• Resolve host and cluster failures across enterprise virtualization environments.
• Troubleshoot and fix high-availability and load-balancing issues, including failed failovers and workload placement problems.
• Diagnose CPU, memory, and storage performance bottlenecks affecting virtual machines.
• Roll back or remediate platform patches when incidents or instability occur.
• Investigate and resolve storage connectivity issues affecting virtualized workloads.
• Monitor and enforce capacity limits and resource allocation across clusters and resource pools.
• Define and implement minimal operations agreements for degraded or failure scenarios.
• Ensure platform stability, resilience, and adherence to operational best practices.
• Collaborate with storage, network, and cloud teams to resolve cross-domain infrastructure issues.

Skills

Enterprise virtualization

High availability

Load balancing

Live migration

Clustering

Performance monitoring

Storage technologies

Automation scripting

Troubleshooting

Compute/Storage/Networking

Job description

Cognizant in the Netherlands is seeking a Virtualization Administrator to maintain and optimize enterprise virtualization platforms, diagnose complex issues, and ensure high availability for critical workloads. You will collaborate with infrastructure and cloud teams to deliver scalable, resilient environments.

The role emphasizes hybrid work with remote and on-site office presence, supporting a healthy work-life balance through Cognizant’s wellbeing programs.