Managing production Windows and Linux infrastructure with focus on automation, security, and high availability. Infrastructure & Operations: • Manage 30+ production Windows Server instances (2016/2019/2022) across virtualized environments using SCVMM and Citrix XenCenter, maintaining 99.9% uptime SLA • Administer Active Directory, Group Policy, DNS, DHCP for 200+ user accounts • Monitor server health, performance metrics, and resource utilization using native tools and custom PowerShell scripts Automation & DevOps: • Developed 15+ PowerShell automation scripts for server provisioning, user onboarding, patch deployment, and system health checks, reducing ticket resolution time by 15-20% • Orchestrated automated patching workflows using PowerShell and WSUS, reducing security vulnerabilities by 40% and manual effort by 50% • Created PowerShell-based GUI tool for self-service password resets and account unlocks, reducing helpdesk ticket volume by 15-20% Cloud & Infrastructure: • Provisioned and managed AWS infrastructure including EC2, S3, VPC, IAM, and CloudWatch • Migrated on-premises workloads to AWS, reducing infrastructure costs by 25% Security & Compliance: • Implemented IPSec encryption policies and firewall rules securing 2000+ inter-VM communications in production VDI infrastructure. Backup & Disaster Recovery: • Architected disaster recovery solutions using Veeam Backup, achieving RPO <4 hours and RTO <1 hour • Designed and tested backup strategies with offsite replication for 30+ critical servers Support & Incident Management: • Troubleshot and resolved 200+ monthly incidents via WHMCS ticketing system, achieving 98% SLA compliance with <30 minute average response time • Provided L1/L2 support for escalated infrastructure and application issues Key Technologies: Windows Server, Linux, AWS, PowerShell, Bash, Python, Jenkins, Docker, Git, SCVMM, Citrix XenCenter, Veeam Backup, Active Directory, WHMCS