Windows & VMware Administrator

Job Title: Windows & VMware Administrator (Cloud Infrastructure Operations Engineer) Duration: Long Term Job Summa ryWe are seeking an experience d Windows & VMware Administrat or to support and manage enterprise infrastructure environments for the City of San Diego. The ideal candidate will possess strong hands-on experience i n Windows Server administration, VMware Cloud Foundation (VCF), vSphere, NSX-T, vSAN, and cloud technologi e s.This role is responsible for maintaining the stability, security, performance, and availability of mission-critical infrastructure across production and non-production environments. The candidate should have experience handling infrastructure upgrades, migrations, P1/P2 incident resolution, performance optimization, and ITIL-based operational suppor t. Key Responsibilit iesAdminister and support VMware Cloud Foundation (VCF), vSphere, ESXi, vCenter, NSX-T, and vSAN environmen ts.Install, configure, maintain, upgrade, and patch Windows Server 2019, 2022, and 2025 environmen ts.Perform Windows Server operating system upgrades, server migrations, and lifecycle management activiti es.Troubleshoot and resolve Windows Server performance issues related to CPU, memory, storage, networking, services, and applicatio ns.Monitor server health, resource utilization, and system performance to ensure optimal availability, reliability, and operational efficien cy.Support VMware infrastructure upgrades, lifecycle management, patching, and security vulnerability remediation activiti es.Troubleshoot and resolve virtualization, storage, networking, and operating system issues within enterprise environmen ts.Perform root cause analysis (RCA) for critical incidents and implement corrective and preventive actio ns.Provide support for Priority 1 and Priority 2 incidents, including escalation management and timely resoluti on.Automate routine administrative and operational tasks using PowerShell, PowerCLI, and other automation too ls.Collaborate with network, security, cloud, storage, and application teams to address infrastructure and operational challeng es.Participate in infrastructure changes, patch deployments, maintenance activities, and after-hours support as requir ed.Adhere to ITIL-based processes for Incident, Problem, Change, and Service Request Manageme nt.Utilize VMware Aria Operations and related Aria Suite tools for infrastructure monitoring, performance analysis, capacity planning, and operational reporti ng.Assist with infrastructure capacity planning, performance optimization, and continuous service improvement initiativ es.Possess a basic understanding of cloud platforms, including AWS, Microsoft Azure, and Google Cloud Platform (GCP), and support hybrid cloud environments where applicab le. Required Skills & Experi ence5–10 years of experience in Windows and Vmware system administra tionHands-on experience w ith VMware (vSphere, VCF, ESXi, vCen ter)Strong troubleshooting skills for application and OS and Vmware -level issues during out agesExperience w ith AWS cloud server manage mentStrong understanding of OS migrations and upgr adesITIL process knowledge (Incident, Change, Problem Managem ent) Good to HaveExperience with automation tools (Shell scripting, Ansible, PowerShell, etc.)Exposure to enterprise monitoring and backup tools Soft SkillsStrong problem-solving and analytical skillsAbility to work under pressure in critical situ ationsExcellent communication and coordination skills Certification (Pre ferred)Microsoft Certified (Windows Server / #J-18808-Ljbffr Quantum World Technologies Inc.