Ensono
SeniorSystemsEngineer
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“Senior Systems Engineer at Ensono. Skills: OpenShift Virtualization Administration, OpenShift Cluster Operations, Virtual Machine Management on OpenShift, Automation and Scripting, VMware to OpenShift Migration. Design, administration, and operational support of Red Hat OpenShift Virtualization environments. Providing technical leadership for virtualized workloads running on OpenShift”
What You'll Achieve.
Ensuring alignment with application SLAs; Optimizing cluster and VM performance, capacity utilization, and resource consumption
Industry & Context.
Troubleshoot complex issues related to VM startup failures, live migration, storage performance, networking, and cluster health
Participation in on-call rotations and support outside standard business hours as required.
What They're Looking For.
Must Have
Strong, senior-level experience with OpenShift Virtualization, Proven experience operating OpenShift clusters in enterprise environments, Hands-on experience with scripting (e. g. , Bash, Python, or equivalent), Deep understanding of virtualization concepts (compute, storage, networking, HA, DR), Red Hat Certified Specialist in OpenShift Virtualization (RHCSOA), Red Hat Certified OpenShift Administrator (RHCOA)
Nice to Have
VMware vSphere administration experience, Experience with other hypervisors (e. g. , Nutanix, KVM, etc. ), Exposure to container-native storage and networking solutions, Experience supporting hybrid or multi-platform virtualization environments.
What You'll Do.
and operational support of Red Hat OpenShift Virtualization environments
Providing technical leadership for virtualized workloads running on OpenShift
Supporting day-to-day operations
and continuous improvement
and manage virtual machines on OpenShift
Administer and maintain OpenShift cluster components relevant to virtualization
Implement and manage high availability (HA)
resiliency and DR for virtualized workloads
and maintenance of OpenShift clusters and virtualization components
Optimize cluster and VM performance
and resource consumption
Troubleshoot complex issues related to VM startup failures
Function as a senior technical escalation point for OpenShift Virtualization–related incidents and operational challenges
Help the team with knowledge sharing and mentoring the junior members
Manage case escalation with Red Hat support for issue resolution
Develop and maintain scripts and automation to support provisioning
and operational tasks
Support VM migrations from VMware or other hypervisors to OpenShift Virtualization
Assist in planning and executing virtualization modernization initiatives
Maintain coexistence and interoperability between OpenShift Virtualization and existing hypervisor platforms
Implement and maintain platform security best practices
and operational reporting requirements
Create and maintain operational documentation
and standard operating procedures
How You'll Work.
Team & Collaboration
Work closely with platform, cloud, storage, and network teams.
Full Job Description
Role Summary The Senior OpenShift Virtualization Engineer is responsible for the design, administration, and operational support of Red Hat OpenShift Virtualization environments in enterprise, mission-critical landscapes. This role is a senior-level position, providing technical leadership for virtualized workloads running on OpenShift, supporting day-to-day operations, platform stability, migrations, and continuous improvement. Key Responsibilities OpenShift Virtualization Administration & Operations Design, deploy, and administer Red Hat OpenShift Virtualization environments supporting enterprise and mission‑critical workloads. Provision, configure, and manage virtual machines on OpenShift, including CPU, memory, storage, networking, and lifecycle operations (create, modify, migrate, decommission) Administer and maintain OpenShift cluster components relevant to virtualization, including control plane, worker nodes, and virtualization operators. Implement and manage high availability (HA), resiliency and DR for virtualized workloads, ensuring alignment with application SLAs. Co-ordinate upgrades, patching, and maintenance of OpenShift clusters and virtualization components in accordance with change management processes. Optimize cluster and VM performance, capacity utilization, and resource consumption (CPU, memory, storage, and network) Troubleshoot complex issues related to VM startup failures, live migration, storage performance, networking, and cluster health. Function as a senior technical escalation point for OpenShift Virtualization–related incidents and operational challenges. Help the team with knowledge sharing and mentoring the junior members Manage case escalation with Red Hat support for issue resolution. Automation & Scripting Develop and maintain scripts and automation to support provisioning, configuration, monitoring, and operational tasks. Migration & Integration Support VM migrations from VMware or other hypervisors to OpenShift Virtualization As
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