Senior Systems Administrator

Senior Systems AdministratorLocation: RemoteClearance: Public TrustResponsibilities:Perform daily administration and monitoring of Cisco UCS domains, fabric interconnects, chassis, and blade serversManage, maintain, and upgrade VMware vSphere, vCenter, and VMware Cloud Foundation (VCF) components, including ESXi, vSAN, and NSX-TDesign, implement, and maintain virtualization and computing policies in compliance with classified data handling rulesExecute and validate daily/weekly/monthly health checks and performance monitoring of UCS and VMware infrastructurePerform regular failover and disaster recovery testing and documentation to meet audit and mission continuity requirementsManage server profiles, templates, and firmware updates for Cisco UCSApply VMware and Cisco patches, hotfixes, and feature releases following change-management and security approval processesHarden computing and virtualization infrastructure according to DISA STIGs and agency security technical implementation guides (STIGs)Monitor the computing environment using vRealize Operations, Intersight, and other alerting systemsManage role-based access control (RBAC) and audit logging for VMware and UCS environmentsSupport incident response, troubleshooting, and root cause analysis for computing infrastructure issuesProduce capacity, performance, and compliance reports for internal auditsParticipate in working groups and disaster recovery exercisesMaintain up-to-date SOPs, system diagrams, and operational proceduresRequirements:A minimum of three (3) years of hands-on Cisco UCS and VMware vSphere/VCF administration experienceSecurity+ or higher certification required; current VMware Certified Professional (VCP) certification preferredKnowledge of server virtualization, vSAN, NSX, and software-defined data centers (SDDC)Strong experience with virtualized environments and cloud infrastructureProficiency in hardware lifecycle managementSolid understanding of SAN/NAS storage integration with VMwareDeep knowledge of VMware Cloud Foundation architecture and deployment preferredExperience with scripting (e.g., PowerShell, PowerCLI, Python) for automation of administrative tasks preferredPublic Trust required, Secret preferredEqual Opportunity Employer/Veterans/Disabled