Author Image

Hi, I am Vibhu

Vibhu Bhatnagar

Senior Advanced System Administrator at IT By Design

Senior Wintel Administrator with 15+ years of hands-on experience specialising in Active Directory architecture, DNS/DHCP infrastructure, and full Exchange Server lifecycle management. Proven track record delivering AD migrations, DNS redesigns, DHCP failover implementations, and diverse migration projects across 150+ managed client environments. Deep expertise in PowerShell automation — reducing multi-day manual processes to minutes — combined with strong VMware vSphere/vCenter and Hyper-V virtualisation skills.

Microsoft Azure Administrator (AZ-104)
Datto Certified Technical Specialist
Problem Solving
Team Leadership
Automation Mindset

Skills

Experiences

1
IT By Design

Aug 2019 - Present

Noida, India

IT By Design is a leading managed services provider delivering IT support and infrastructure solutions to businesses worldwide.

Senior Advanced System Administrator

Aug 2019 - Present

Responsibilities:
  • Architected and maintained AD environments across 150+ MSP clients — managing GPOs, OU structures, FSMO role placement, replication topology, and AD health.
  • Designed and implemented split-brain DNS configurations, zone migrations, and conditional forwarder policies for multi-site enterprise clients.
  • Deployed DHCP failover pairs and managed scope configurations, reservations, and IPAM — eliminating address conflicts and single points of failure.
  • Led AD migration and clean-up projects including stale object removal, GPO consolidation, and trust relationship reviews across 22+ client environments.
  • Executed 25+ on-premises Exchange to Microsoft 365 migrations including hybrid configuration, MX cutover, mail flow validation, and post-migration support.
  • Delivered Tenant-to-Tenant M365 migrations covering mailboxes, calendars, and Teams data with zero unplanned downtime.
  • Managed VMware ESXi, vSphere and vCenter Server — provisioning, snapshots, resource pools, vMotion, and HA/DRS configuration across client environments.
  • Executed bulk upgrade of 150+ ESXi hosts to version 8.0.3 with minimal service disruption.
  • Built Azure AD Sync Monitor tracking 155+ clients — auto-triggers forced sync when threshold exceeded, eliminated daily manual checks entirely.
  • Automated ESXi host inventory and documentation generation, cutting monthly reporting time from 10 days to under 1 hour.
  • Deployed DUO MFA, Microsoft Defender XDR, and Sophos Endpoint Security; implemented zero-day vulnerability remediation workflows.
  • Managed Datto and Veeam backup environments — policy design, monitoring, restore testing, and quarterly BCDR exercises across 150+ clients.
  • Delivered 15% increase in operational efficiency and 20% reduction in ticket volume through proactive automation and preventive maintenance.

Pacific Infotech

Oct 2011 - Jul 2019

Moradabad, India

Pacific Infotech is a UK-based managed services provider offering IT support and infrastructure management.

Senior Analyst & Client Support

Oct 2011 - Jul 2019

Responsibilities:
  • Managed Windows Server and AD infrastructure for 200–350 user environments — DNS, DHCP, Group Policy, file services, and user administration.
  • Deployed and maintained Exchange Server 2010/2013 — mailbox management, transport rules, DAG configuration, and client connectivity troubleshooting.
  • Maintained VMware ESXi and Hyper-V platforms via vSphere and vCenter Server — VM provisioning, backup, and disaster recovery planning.
  • Configured and managed PRTG for full infrastructure monitoring across all client environments.
  • Managed backup environments including AppAssure, Backup Exec, and Datto — including restore testing and quarterly DR exercises.
  • Managed SonicWALL firewalls and handled network configuration and troubleshooting.
  • Executed server migration and upgrade projects; managed Office 365 onboarding and WSUS patch management.
  • Created and deployed VMware ThinApp Applications; managed WDS and WSUS server patch management.
2

3
Dell International

Jun 2011 - Sep 2011

Gurgaon, India

Dell Technologies is a global leader in IT solutions, hardware, and services.

Client Technical Support Associate

Jun 2011 - Sep 2011

Responsibilities:
  • Provided technical support to US-based clients for Dell hardware and bundled software.
  • Diagnosed and resolved hardware, OS, virus, malware, and spyware issues.
  • Managed backups using Acronis and Vertis Backup.

Teleperformance CRM Services

May 2010 - Jun 2011

Gurgaon, India

Teleperformance is a global leader in outsourced customer experience management.

Associate — Adobe Technical Support (SME)

May 2010 - Jun 2011

Responsibilities:
  • Provided technical support for Adobe Creative Suite products as a Subject Matter Expert (SME).
  • Supported Photoshop, After Effects, Premiere Elements, Premiere Pro, and Encore.
  • Handled both technical and how-to queries for US-based customers.
4

5
Wipro

Jan 2009 - Mar 2010

Okhla, India

Wipro is a leading global IT and business process services company.

Tech Support — HP

Jan 2009 - Mar 2010

Responsibilities:
  • Provided technical support for HP hardware and peripherals for end users.
  • Handled inbound support calls resolving hardware and software issues.

Education

Master of Computer Applications (MCA)
Specialisation:
Computer Science
India
Completed before 2011
Bachelor of Computer Applications (BCA)

Projects

Azure AD Sync Monitor
Author 2022 - Present

PowerShell automation that monitors Azure AD Connect sync status across 155+ MSP clients via the partner portal. Auto-triggers forced sync when threshold is exceeded and reports failures — eliminated daily manual checks entirely.

ESXi Reporting Automation
Author 2021 - Present

Automated ESXi host inventory and documentation generation across client environments. Reduced monthly reporting time from 10 days to under 1 hour by pulling host data via PowerCLI and generating structured reports automatically.

Workstation Profile Scanner
Author 2020 - Present

Enumerates all user profiles, mapped printers, and default printer settings across network machines. Critical input for 22+ server migration projects — eliminated weeks of manual pre-migration discovery work.

Automate/ScreenConnect Reconciliation
Author 2021 - Present

API-driven PowerShell script that detects record discrepancies between ConnectWise Automate and ScreenConnect platforms, with automated service restart for affected endpoints.

VBPowershell Module Library
Author 2023 - Present

Personal PowerShell module library for Windows Server administration — AD management, Exchange operations, reporting, and MSP tooling built to production standards.

Publications

Voluptate in id id voluptate laboris. Minim mollit aliquip sit aliqua ut exercitation voluptate eiusmod consequat pariatur sunt enim veniam. Velit esse tempor laboris anim tempor officia. Magna non labore duis do esse sit do ipsum culpa. Officia consequat id non duis culpa dolor. Excepteur magna non nostrud cupidatat aute aliqua aliquip.

Ullamco magna minim cupidatat Lorem ea ex aliqua fugiat et. Dolor quis cillum ea duis irure et commodo aliquip consectetur ullamco labore ut anim nisi. Commodo reprehenderit est consectetur tempor adipisicing occaecat exercitation amet do aliquip dolor do irure. Labore officia ut magna pariatur reprehenderit et ex sit sunt. Magna proident ullamco adipisicing sit.

Dolor ad cupidatat pariatur nulla ipsum ex ullamco nisi anim ullamco. Dolore elit esse in exercitation minim aliqua. Amet velit incididunt magna laboris. Proident reprehenderit deserunt ad officia duis dolor. Tempor nostrud ullamco ullamco sint deserunt cupidatat irure minim consectetur nulla adipisicing sunt.

Recent Posts

Accomplishments

Microsoft Azure Administrator (AZ-104)
Microsoft Aug 2021

Validates expertise in implementing, managing, and monitoring Azure environments — covering compute, storage, networking, and security domains.

Microsoft 365 Security Administration
Microsoft Aug 2021

Covers Microsoft 365 security administration including identity, compliance, threat protection, and information security management.

Datto Certified Technical Specialist
Datto Sep 2019

Certifies proficiency in Datto backup, disaster recovery, and business continuity products and platforms.

Sophos Intercept X Advanced with EDR
Sophos Apr 2020

Endpoint protection and Endpoint Detection and Response (EDR) — threat hunting, deep learning malware detection, and incident response.

Sophos Central Device Encryption
Sophos Apr 2020

Full disk encryption management using BitLocker and FileVault — policy deployment, compliance reporting, and key recovery.

Sophos Central Email & Phish Threat
Sophos Apr 2020

Email security and simulated phishing training platform — protecting organisations against email-borne threats and building user security awareness.

Microsoft Certified Technology Specialist — Windows Server 2008 Active Directory
Microsoft May 2012

Validated expertise in configuring and managing Active Directory on Windows Server 2008.

Windows Server 2008 Network Infrastructure, Configuring
Microsoft Apr 2016

Covers DNS, DHCP, routing, remote access, and network policy services on Windows Server 2008.