THARUNSAI REDDY
L2 System Infrastructure Engineer | Cloud & Security Specialist
Location: Chennai, India (Open to Global Remote)
PROFESSIONAL SUMMARY
Result-oriented L2 System Administrator with 3.5 years of experience at HTC Global Services. Specialized in large-scale OS Migrations, Azure/AWS Cloud Management, and Enterprise Security. Proven track record of managing 1000+ endpoints, implementing MFA protocols, and overseeing end-to-end Patch Management cycles.
TECHNICAL SKILLS
Cloud Infrastructure: Azure AD (Entra ID), M365 Administration, AWS S3 Management & Monitoring.
Systems Engineering: Windows Server 2019/22, Mass OS Deployment (Win 8/10/11), OS Imaging & Cloning.
Security & Compliance: MFA/2FA Deployment, VPN Configuration, Active Directory (AD), GPO.
Service Management: SLA-driven Technical Support (98% Resolution), Asset Lifecycle Management.
Patch Management: WSUS, Weekly Patch Testing & Approval Cycles, Testing Environment Validation.
PROFESSIONAL EXPERIENCE
L2 System Administrator | HTC Global Services
September 2021 – Present
Enterprise-Scale Migrations & Deployment
Windows 10/11 Transition: Spearheading the 2025 migration of 780+ endpoints (500 PCs & 280 Laptops) from Windows 10 to 11.
Legacy System Upgrades: Successfully led the migration of 500+ machines from Windows 8 to Windows 10 in 2023.
Process Optimization: Automated OS deployment via Cloning and Raw OS techniques, reducing setup time by 40%.
Infrastructure Security & Compliance
Strategic Patching: Directing weekly patch cycles—identifying updates, managing test environments, and executing rollouts across all Domain Machines.
Identity & Access Management: Implemented MFA and 2FA across Outlook/M365 accounts to harden organizational data security.
Connectivity: Administering secure VPN, Wi-Fi, and LAN infrastructure to support seamless hybrid work.
Cloud Operations & Technical Support
Cloud Administration: Managing Azure AD identities and monitoring AWS S3 data shipments for high availability.
Performance Metrics: Resolving complex L2-level technical tickets (OS, Hardware, Apps) within SLA timelines with a 98% resolution rate.
Asset Management: Overseeing the lifecycle of 1200+ IT assets, including servers and workstations.
KEY ACHIEVEMENTS
Maintained 100% Patch Management compliance for three consecutive years.
Successfully managed end-to-end IT infrastructure for global project deployments.
EDUCATION & CERTIFICATIONS
Bachelor of Technology (B.Tech) | JNTU Ananthapur
CISSP (Pursuing) | Azure Administrator Associate (In Progress)