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Rajveer Singh

Senior IT Executive · IT Infrastructure · Microsoft 365 · Azure · AWS

IT Infrastructure & Support Leader enabling reliable, secure systems.

Senior IT executive with 15+ years across IT infrastructure operations, production support, and end‑user services, specialising in Windows Server, Microsoft 365, Azure, AWS, networking, firewalls, and backup platforms.

Open to: IT Manager / Senior IT Executive / Infrastructure Lead Location: Delhi NCR · Open to relocation Hybrid / On‑site

Experience

Dec 2021 – Present · Gurugram I2A Technologies Pvt. Ltd.
Senior IT Executive
Leading IT support, infrastructure, and security for a multi‑site environment.

Owning end‑user support, IT asset management, and Windows 10/11 environments while administering Windows Server 2019/2022, domain services, and cloud‑hosted Tally ERP for finance teams.

Implementing backup and DR using Commvault, Druva, and Veeam, managing Sophos/SonicWALL/Fortigate firewalls, and driving IT budgeting, documentation, and onboarding processes.

Windows Server 2019/2022 Microsoft 365 Azure AD & Conditional Access Commvault · Druva · Veeam Sophos · SonicWALL · Fortigate
Jan 2020 – Oct 2021 · Kolkata Vibtree Technologies LLP
NOC Engineer
Data‑centre and network operations for high‑availability environments.

Managed Windows 2008/2012 servers, virtualised workloads on VMware, and handled dialer/PBX platforms (Ameyo, Quenteq, VICI) for large calling operations.

Maintained backup and recovery, security patching, LAN/WAN infrastructure, and end‑user support while coordinating with central IT teams on rollouts and policies.

VMware ESXi Windows Server Dialer & PBX LAN/WAN & Firewalls
Dec 2014 – Dec 2019 · New Delhi Alivenet Solution Pvt. Ltd.
Team Leader – IT
Led IT operations for a multi‑LAN, virtualised environment.

Directed a small IT team supporting call‑centre systems, VMware virtual servers, Windows & Linux infrastructure, and network devices (switches, routers, firewalls).

Oversaw IT inventory, MIS reporting, incident management, and continuous improvement of dialer performance and system uptime.

Team leadership VMware Network troubleshooting Inventory & MIS
2010 – 2014 · NCR Multiple organisations
Server / System Administrator & IT Support
Roles at Fire Up Radio, Celtic Research, Abacus Systems (Press Trust of India).

Managed Windows 2003/2008 networks, file and storage servers, firewalls, CCTV and remote‑support tools, ensuring high availability for newsroom and office operations.

Windows Server Active Directory Remote support

Selected Work & Impact

Enterprise IT Infrastructure Upgrade

I2A Technologies · Windows Server 2019/2022 · Domain Services

Planned and executed upgrades of Windows Server infrastructure and domain services, improving reliability and enabling modern security baselines for end‑user devices.

Standardised backup and DR using Commvault/Druva/Veeam, enhancing recovery readiness for critical business systems.

Secure Remote Work Enablement

Multi‑company experience · VPN · MDM · Microsoft 365

Deployed and supported VPN, Azure AD Conditional Access, and MDM tools (Intune, SOTI, JAMF, MaaS360, Samsung Knox) to securely manage laptops and mobiles for distributed teams.

Implemented policies for device encryption, app management, and patching across Windows, Android, and iOS fleets.

Call‑Centre & Dialer Platform Operations

Alivenet · Vibtree · Fire Up Radio · Ameyo · VICI · Quenteq

Managed dialer servers, PBX systems, and IP phones, ensuring high‑quality voice connectivity and quick resolution of call‑flow issues.

Monitored performance, tuned configurations, and coordinated with vendors to reduce downtime and call drop rates.

Security, Antivirus & Firewall Hardening

Seqrite · Sophos · Fortigate · SonicWALL · Cyberoam

Administered antivirus and firewall solutions, conducted regular updates, and enforced endpoint hardening practices across the organisation.

Collaborated with stakeholders to educate users on IT policies and safe usage guidelines to reduce security incidents.