David Vinueza

Administer Azure and Microsoft 365 for 12 US client organizations, sustaining 98% SLA compliance and 99% patch compliance. Manage backup and recovery for Azure VMs and M365 seats, and onboard new client environments.

Sole IT contractor maintaining domain controllers, file server, and Microsoft 365 identities for a training institute with 30+ staff. Resolved hardware, software, and Wi-Fi incidents.

Taught electronics and Arduino programming to 20+ students, sustaining a referral-only client base for 13+ months.

Led network refresh replacing 16 switches across 4 sites with zero downtime. Migrated business-critical applications and SQL Server instances to new Windows Server 2022 VMs, and maintained backup integrity and observability.

Migrated or decommissioned ~95 end-of-life servers and managed OS patch cycles across ~1,800 VMs and 80 ESXi hosts. Deployed Azure resources and executed security hardening, including CIS benchmarks and endpoint agent rollout.

Built knowledge base of runbooks and FAQs, reducing helpdesk ticket volume by 15%. Administered Windows Server VMs and endpoints, and managed hardware inventory and software licenses.

Delivered full-cycle Citrix Virtual Apps & Desktops deployments and upgrades across 5 projects. Administered Citrix environments for 4 clients, resolving support cases within SLAs.

Earned the Nutanix NCSE Level 1 certification in 2020.

Earned the Citrix Certified Associate – Virtualization (CCA-V) certification in 2020.

Grade: 9.0/10

Activities and societies: Academic Excellence Scholarship (3×)

Graduated Cum Laude with a GPA of 9.0/10 and received an Academic Excellence Scholarship three times.

Earned the Nutanix NCSE Architecture Essentials certification in 2019.

Grade: C1

Achieved an IELTS Academic C1 level with a band score of 7.0.