Senior VMware / Hypervisor Engineer

Overview: Job Title: Senior VMware / Hypervisor Engineer Location: Fremont, CA (Onsite 5 days/week) Duration: 6-12 months (Contract-to-Hire) About the Role Seeking a Senior VMware / Hypervisor Engineer to operate and maintain mission-critical private cloud infrastructure in a 24/7 environment. This role focuses on Windows Server administration, VMware engineering, and PowerShell automation, ensuring reliability, scalability, and performance across global production environments. You will design, implement, and administer VMware and Windows environments, lead automation initiatives, and provide capacity planning, performance optimization, and incident response. This is an Infrastructure/Site Reliability Engineer role-not application SRE or DevOps-requiring deep expertise in virtualization and private cloud operations. Key Responsibilities Own and manage VMware vSphere (6.x+) and vCenter environments Administer Windows Server (2012 R2-2022) and core services (Active Directory, DNS, DHCP, DFS) Build and maintain virtual machines and virtualization infrastructure Develop automation solutions using PowerShell / PowerCLI Perform capacity planning, performance tuning, and preventive maintenance Lead production incident response, root cause analysis, and postmortems Participate in a 24/7 on-call rotation to ensure uptime and reliability Must-Have Skills VMware ESXi (primary skillset) VMware vSphere & vCenter Hyper-V and other hypervisors Private Cloud (non-AWS) environments Strong PowerShell scripting / PowerCLI expertise Minimum 8-9 years of experience in VMware/Hypervisor engineering Preferred Experience Deep, hands-on VMware expertise (non-negotiable) Proven background supporting mission-critical, always-on environments Strong understanding of virtualization at infrastructure/system level Ability to own production reliability end-to-end Mindset focused on automation and operational efficiency Skills: VMware,Hypervisor Stellar IT Group