Senior system administrator for Microsoft and VMware products.

Infrastructure Automation and Configuration Management:• Managed and optimized a 4,000-virtual desktop infrastructure using ESXi, vCenter, SAN Storage, AVI load balancer, vSAN, and vRealize Suite for seamless operations.• Employed Ansible playbooks to automate the configuration of provisioned images, achieved a significant 30% lowering in deployment time and ensured more consistent deployments.• Leveraged Terraform as an Infrastructure-as-Code tool to automate infrastructure provisioning, cut deployment errors by 30%and improved scalability for the organization.• Implemented Docker for containerization, streamlining application deployment and scaling processes, resulting in a notable 40% reduction in server resource consumption.Continuous Integration and Continuous Deployment (CI/CD):• Harnessed the power of Jenkins as a robust CI/CD tool to automate build, testing, and deployment workflows, resulting in a 40% reduction in application delivery time and increased overall system reliability.Virtualization and Cloud Technologies:• Demonstrated expertise in configuring and managing HAProxy load balancer to ensure web applications achieve high availability and scalability. (For over 20 web applications)• Executed micro-segmentation and identity-based firewall solutions using NSX-T on more than 600 VMs, improving overall network security and compliance.Automation and Monitoring:• Automated tasks and produced customized reports, delivering reports monthly that offered valuable insights into system performance and capacity utilization. (About 15 documents per month)• Implemented Veeam Backup for disaster recovery for about 600 virtual machines.Team Leadership and Collaboration:• Mentored and guided a team of 12 junior members in Microsoft systems and VMware products, fostering their professional growth and skill development.• Collaborated with a team including 12 support staff to address client concerns and submit monthly reports.

• Maintained Microsoft Services for about 3000 Clients such as AD DS, DNS, DHCP, WSUS, etc.• Planned, configured, and supported VDI infrastructure for about 2000 Virtual Desktops in 3 different domains, including ESXi, vCenter, SAN Storage, vSAN, vROPs, etc.• Installed Video Conferences Systems (Webex, Cisco Meeting Server) for about 1000 users.• Designed, implemented, and Configured Exchange Server 2019 on-premises (800 mailboxes with 5 different accepted domains)• Implemented and Configured Skype for Business 2019 (more than 700 users)• Installed and Configured Microsoft System Center Configuration Manager (SCCM)• Ensured security through hardening servers and services such as an active directory. (About 80 servers)• Maintained Internet accounting system (IBSng, Kerio control) for 1500 Clients.• Monitored performance and maintain systems according to requirements. (About 80 servers)• Wrote scripts to automate tasks. Saved about 4 hours/week.

• Deployed and Supporting Microsoft Services for about 1000 Clients such as AD DS, DNS, DHCP,WSUS, etc.• Deployed and implementing Microsoft Services for 5 different companies.• Supported Desktop Users for both hardware and software issues. (About 1000 users)