Key skills
Red Hat OpenShiftKubernetesLinux administrationVMware ESXi/vCenterPure StorageCheckMKMicrosoft AzureCitrix Virtual AppsWindows ServerHPEAzureOpenShift
About this role
Abacus Group is seeking a Senior Systems Engineer to lead the transformation from a VMware-based environment to Red Hat OpenShift Virtualization. This role involves managing the full migration lifecycle, daily operations, optimization, and maintenance of Virtual Machines on OpenShift, while providing technical expertise in virtualization and enterprise infrastructure.
Responsibilities:
- Assist with the design of Bare Metal OpenShift clusters optimized for virtualization, ensuring high performance for compute-heavy VM workloads
- Lead the end-to-end migration lifecycle from VMware vSphere to OpenShift. This includes leveraging the Migration Toolkit for Virtualization (MTV), performing pre-migration discovery, and executing "Warm Migrations" to minimize downtime for critical business stateful workloads
- Experience configuring Portworx as the storage provider on top of Pure Storage
- Experience with managing backup and DR within Red Hat OpenShift environments. Assisting the DR team in configuring run books for Client DR Testing
- Manage VM-specific "Day 2" operations, including Live Migration, node maintenance/draining, and high-availability (HA) scheduling
- Proactively monitor our systems with CheckMK, manage storage on Pure Storage and HPE
- Act as a final escalation point for complex technical issues, performing deep-dive root cause analysis and collaborating with support teams to ensure timely resolution
- Work closely with a team of skilled engineers to share knowledge, improve processes, and evaluate emerging technologies
- Participate in a rotating on-call schedule to provide after-hours support for critical infrastructure
- Ability to work Weekends for project roll outs, Maintenance tasks etc
Requirements:
- 7-10 Years in Systems Engineering
- 2-4 Years working directly with Kubernetes or OpenShift (MSP environment preferred)
- 1-3 Years strong Linux administration skills
- Red Hat Certified OpenShift Administrator
- Red Hat Certified Specialist in OpenShift Virtualization
- Virtualization: VMware ESXi/vCenter, Proxmox VE
- Cloud: Microsoft Azure (IaaS/PaaS)
- Application & Desktop Delivery: Citrix Virtual Apps and Desktops, Citrix NetScaler (ADC)
- Storage: Pure Storage, HPE
- Operating Systems: Windows Server, Linux
- Monitoring: CheckMK or similar enterprise monitoring tools
- Availability to work Eastern Time (EST) business hours with occasional evenings/weekends as part of the on-call rotation