Senior Windows & Azure Active Directory Consultant

Pavan Singh

p******** @gmail.com 1-571-***-**** US Citizen Sr. Windows Active Directory Consultant

Looking for Remote or Onsite jobs in North Carolina

Summary

Over 11 + Years of Experience Azure Active Directory, Active Directory, Windows Admin and VM Ware Administration

Manage Identity Access management of Azure Subscriptions, Azure AD, Azure AD Application Proxy, Azure AD Connect, Azure AD Pass through Authentication.

Having Experience Configuring and managing AzureAD Connect, AzureAD Connect health, Microsoft Azure Active Directory.

Resolved Azure AD issues relating to Office 365, Active Directory to AzureAD and CAIDM to Active Directory.

Resolving the Sync issue Microsoft Managed Services Service Provisioning Provider (MMSSPP).

Provided guidance in the planning, gathering requirements, recommendations, and implementation of data migration to Office 365, and configuration of best practices

VMware Administration specializing in virtualization with VMware ESXi 6.0/6.5/6.7/7.0.3/8.x servers, vCenter Server 6.x/7.x/8.x, and vCenter Operations Manager

Organized and implemented a Single Sign on solution utilizing Okta cloud-based software.

Experience on creating and updating the Various PowerShell Scripts for windows, Active Directory, AzureAD and o365.

Microsoft Exchange 2010/2013/2016 support and administration in Hybrid Exchange configuration.

Developed a migration approach to move workloads from On - Premises AD to Windows Azure or develop new cloud-ready application solutions.

Experienced in configuring Cloud platforms such as Virtual Networks Multi-site, Cross-site, VMs, Azure AD, Load Balancers, Azure SQL, Cloud Services, etc.

Executing technical feasibility assessments, solution estimations and proposal development for moving identified workloads to Windows Azure

Experience in vulnerability management for vCenter/ESXi servers, VMware View, and NSX-v environments.

Performed vulnerability and access management for Windows servers across enterprise environments.

Extensive experience with Windows Server 2008/R2, 2012/R2, 2016, 2019, 2022, and 2025 Wintel servers in single-domain and multi-domain enterprise environments.

Worked in highly process-oriented, ITIL-compliant operational environments following established ITIL standards.

Experience with VMware-based datacenter virtualization solutions, private cloud implementations/operations, virtualization management, converged infrastructure platforms, business continuity, and enterprise-level EMC storage solutions.

Deployed and supported enterprise-scale VMware vSphere-based virtual infrastructures.

Experience with Cisco UCS and HP C7000 blade server environments integrated with VMware vSphere 5.5.

Designed and configured vSphere and VDI View environments; contributed to major upgrade projects.

Implemented vCenter Operations Manager for performance and capacity management of private cloud environments.

Configured Hyper-V feature settings including Live Migration; created, modified, and managed Hyper-V virtual machines.

Directed virtual machine functions (stop, start, save) and configured replication in Hyper-V environments.

Experience with Microsoft Network Load Balancing (NLB) and Microsoft Clustering technologies.

Proficient in Active Directory, GPOs, DNS, SNMP, DHCP, File & Print Services, FTP, Terminal Services, NAT, and WSUS.

Extensive experience with System Center Configuration Manager (SCCM) 2012 & 2016 servers.

Excellent backup and recovery skills, specializing in disaster recovery and data migration activities.

Technical Skills –

Virtualization

VMware vSphere 8.x/7.0.3/6.7/6.5/6.0, vCenter Server 8.x/7.x/6.7/6.5/6.0, VMware Lifecycle Manager (replaces Update Manager)

Windows Administration

Management & administration of Microsoft Windows Server 2008/2012/2016/2019/2022/2025 and enterprisegrade hardware infrastructure, including servers, storage, networking equipment, virtualization platforms, and all core roles in both Domain and Workgroup environments.

Network Tools

Solar Winds, SNMP, Cisco Works, Wireshark, Nagios

Network Protocols

TCP/IP, DHCP, HTTP, HTTP, HTTPS, VPN, DNS, NTP, WINS, FTP, SSH, WinSCP and Telnet.

Storage

VMAX, VNX, NAS (NFS), SAN and ISCSI.

Backups

EMC Networker, VERITAS NetBackup.

Antivirus

Symantec Endpoint, Norton Antivirus, McAfee.

Hardware

HP ProLiant DL980 G7 Intel Xeon, HP ProLiant DL785 G6, HP BL 680c G5, 685c G7 blade servers, Dell PowerEdge R820, R610, R710

C7000 HP Chassis, HP Tape Library MSL 2024, 4048, ESL G3, MSA 1000 SAN,

Cisco UCS M4 Blades servers & UCS Central

Terminal Services

Remote Desktop Services, VNC, Putty and Terminal Services.

Third Party Applications

Veeam Monitor, Veeam Reporter, Veeam Backup and Replication,

Plate spin, Symantec BESR (Back Up Executive System Recovery)

Education

Master – Information Systems, Information Technology – American Collage of Commerce & Technology

Microsoft Certified – Azure Foundation

Professional Experience

Cigna Healthcare (EviCore), Franklin, TN (Remote) Jan 2024 – Present

Sr. Windows Azure AD Consultant

Managing Microsoft Identity Management products (Active Directory, Active Directory Federation Services, and Azure, AD Connect, Office 365) serving as an enterprise-wide directory containing 400k Objects.

Provided enterprise-level support for a multi site VMware vSphere 7.x/8.x environment across multiple datacenters.

Led P2V and V2V migration initiatives, ensuring seamless workload transitions with zero downtime strategies using vMotion and Storage vMotion.

Performed ESXi host lifecycle operations including upgrades, patching, remediation, and hardware compatibility validation using Lifecycle Manager (LCM).

Troubleshot DRS cluster imbalances, HA failover events, ESXi host performance issues, and vCenter service disruptions.

Managed VMware Horizon 8.x VDI environment, including pool creation, image updates, and monthly patch cycles.

Implemented and optimized vRealize Operations (vROps) dashboards for capacity planning, performance analytics, and proactive alerting.

Supported Windows Server 2012/2016/2019/2022 environments across physical and virtual infrastructures.

Utilized SCCM/MECM and MDT for OS deployment automation and patch compliance reporting.

Performed vulnerability remediation across ESXi hosts, vCenter, Windows servers, and VDI components following security audit findings.

Assisted in cloud migration planning for VMware workloads transitioning to Azure VMware Solution (AVS) and native Azure services.

Documented SOPs, build guides, and operational workflows to support ITIL aligned service delivery.

Collaborated with PMO for change control, risk assessment, and production deployment planning.

BlueTriton Brands, Stamford, CT Jan 2022 – Dec 2024

Sr. Windows/VMware Consultant

Provide support for a multi-site VMware environment with multiple Datacenters

Provide support and guidance for P2V migration efforts across the datacenters with multiple geography.

Migrated VMs across hosts within a HA cluster to perform maintenance tasks on ESXi hosts.

Experience with VMware vMotion to eliminate application downtime from planned server maintenance by

migrating running virtual machines between hosts.

Migrated VMs with storage to the different cluster within the vCenter (Storage vMotion) to overcome the

space and performance issues.

Performed ESX hosts and virtual machine migrations, troubleshooting DRS cluster,

troubleshooting ESXi host issues with VMWare, installation of new and rebuilding of existing servers,

configuration of hardware, peripherals, services, settings, directories, storage as per the

project/operational requirements

Worked on Virtual Centre including vSphere Command-Line Interface commands, maintained the

VMWare ESXi Servers through VMWare Infrastructure Client and Centre Server, upgraded memory, CPU and disk size on the existing VMWare sessions and designed test cases for virtual environment

Documented process for deploying Virtual machines on VMWare, performed P2V conversions using VM

Utilized MDT and SCCM to develop images for automated operations.

Installed, configured and managed the entire Windows Server 2008/2012/2016/2019 environment

running on HP/Dell/Cisco hardware as well as on virtual machines on VMware ESXi hosts.

Performed the hardware and software installation, upgrade & maintenance, patch administration, files-

system management, performance and security analysis & network configuration and tuning of the Linux systems

Support and assist Data Center migration activity.

Designed, implemented and maintained the Microsoft Hyper-V environment for the testing of patches on

the production servers

NFS Administration, exporting file systems, mounting exported file systems, working NFS Active

involvement in monitoring server performance, network traffic to reduce performance bottleneck

User management – add/delete/reset LDAP and local users and process requests.

Implementation and troubleshooting of network services like NFS, FTP, NTP, Telnet, SSH.

Experience migrating on-site solutions to cloud-based offerings, such as Amazon's AWS

Documenting design decisions and ensuring adherences

Supporting PM in technical tasks & delivery schedule development

Ralph Lauren, Greensboro, NC Sept 2020 – Jan 2022

Sr. Active Directory Consultant

Advanced Performance Analysis and Troubleshooting across all layers of the Virtual Infrastructure.

Configured the Proactive HA to respond when a provider has notified its health degradation to vCenter,

Indicating the partial failure of the host

Performed ESX hosts and virtual machine migrations, troubleshooting DRS cluster, troubleshooting ESXi host issues with VMWare, installation of new and rebuilding of existing servers, configuration of hardware, peripherals, services, settings, directories, storage as per the project/operational requirements

Managed the vSphere Cluster Services (vCLS) and performed the configuration and cleaning of the same.

Extensively managed Patching the vCenter Server Appliance by Using the Appliance Management appliance

Updated the vCenter Server Appliance by creating the update manager baseline

Performed the Vulnerability and Access Management activity of the virtualized environment including the ESXi servers, vCenter Server and the VDI environment on monthly basis.

Worked on Virtual Centre including vSphere Command-Line Interface commands, maintained the and disk size on the existing VMWare sessions and designed the test cases for virtual environment

Documented process for deploying Virtual machines on VMWare, performed P2V conversions using VM

Converter and V2V conversions and managed complex enterprise environment with 1500+ windows

servers and 100+ ESXi host with VSPHERE 6.5 in two datacenter and multiple remote locations

Utilized MDT and SCCM to develop images for automated operations.

Provide impact assessment and mitigation plan for changes going into the production environment.

Identify thresholds for all critical links in the data path to quickly isolate where imbalances may result in potential outages

Configured the Policy Creation and workloads optimization in VMware Operation Manager and also implemented the Management Packs to enhance monitoring capabilities.

Experienced in configuring vRealize Automation for automating the lifecycle of the virtual machine and automating the creation and deletion of the same by introducing soft and hard quota

Experienced in adding the vRealize Automation Cloud Assembly blueprints to the vRealize Automation Service Broker catalog

Executed the Change Control process by participating in the Change Advisory Board meeting thus following the strict ITIL standards in the operations.

Configured the Proactive DRS mapping for the advance response to the resource contention in order to maintain the uniform load across the virtualized environment

Assist with monthly reports, and make recommendations (optimization, tuning, capacity planning, management) of Hyper-V environment.

Installed, configured and managed the entire Windows Server 2008/2012/2016/2019 environment running on HP/Dell/Cisco hardware as well as on virtual machines on VMware ESXi hosts.

Performed the hardware and software installation, upgrade & maintenance, patch administration, files-system management, performance and security analysis & network configuration and tuning of the Linux Systems

Con Edison, Manhattan NY Oct 2019 – May 2020

Sr. Windows Active Directory Consultant

Provide support for a multi-site VMware environment with multiple Datacenters

Planning implementation of scheduled changes for changing management policies.

Configure SNMP based monitoring alerts on all Vblock infrastructure elements.

Provide support and guidance for P2V migration efforts across the datacenters with multiple geography.

Migrated VMs across hosts within a HA cluster to perform maintenance tasks on ESXi hosts.

Experience with VMware vMotion to eliminate application downtime from planned server maintenance by migrating running virtual machines between hosts.

Migrated VMs with storage to the different cluster within the vCenter (Storage vMotion) to overcome the

space and performance issues.

VM Servers build & rebuild (deploying the New VM from Template and Cloning existing vms. Build VDI as requested. Worked on Virtualization (LVM, KVM, Bridge, Swap) on Superb DC.

Gathered data to create Persona online portal and ServiceNow knowledge base runbooks.

Perform snapshots, migration of vms. P2V and V2V vms. Enable HA and DRS features for clusters.

Strong expertise in ETL process design for data center migration. Crafted and collated data from legacy systems. I work in Confidential Data Center. Support and implementation Engineer for all related VMware ESX 5.5/6.5 initiatives.

Responsible for enterprise-wide system monitoring primarily by means of System Center Operations Manager (SCOM) and EMC SMARTS.

Performed ESX hosts and virtual machine migrations, troubleshooting DRS cluster, troubleshooting ESXi host issues with VMWare, installation of new and rebuilding of existing servers, configuration of hardware, peripherals, services, settings, directories, storage as per the project/operational requirements

Worked on Virtual Centre including vSphere Command-Line Interface commands, maintained the

VMWare ESXi Servers through VMWare Infrastructure Client and Centre Server, upgraded memory, CPU

and disk size on the existing VMWare sessions and designed the test cases for virtual environment

Documented process for deploying Virtual machines on VMWare, performed P2V conversions using VM

Utilized MDT and SCCM to develop images for automated operations.

Installed, configured and managed the entire Windows Server 2008/2012/2016 environment running on HP/Dell/Cisco hardware as well as on virtual machines on VMware ESXi hosts.

AIG, Forth worth TX April 2019 – Sept 2019

Windows System Security Engineer

Performing Snapshots, Cloning, Cold Migrations and Hot Migrations. Creating resource pools and adding

VM's into the VDI pools.

Tested the applications to ensure the applications are compatible with multiple operating systems.

Providing and maintaining user access in VMware virtual Center, configuring mail alert for any failure in HA, DRS, CPU and memory.

Configuring Mailboxes on Exchange 5.5 and assigning appropriate permissions to groups.

Designed and configured Azure Virtual Networks (VNets), subnets, Azure network settings, DHCP address blocks, DNS settings, and security policy and routing.

ADFS -Experience implementing/managing multi-forest Active Directory environments.

Strong working knowledge in ADFS, DNS, DFS, Sites/Services, OU management, and GPO.

Experience with configuring ADFS IdP application trusts utilizing SAML, WS-FED, OpenID, and oAuth Modern Authentication Technologies.

Experience with PowerShell scripting for AD & ADFS administration.

Managing Cisco servers using Cisco UCS manager and Cisco UCS Central.

Install and Management of VMware Site Recovery Manager (SRM) and Patch management.

Upgrading and patching the vSphere host servers in the environment using the Update Manager.

Build Windows 2008, 2008R2, 2012, 2016 OS and executed the deployment of 2008, 2008R2 and 2012,

2016 servers

Provide monthly reporting of patching activity; work with local teams to resolve patching issues

Manage SCCM Software Update Point (SUP) and Perform scripting to automate functions

Work with Forests and Domains; Restructuring a Forest and Renaming Domains

Maintains the Group Policy infrastructure based on the policies and guidelines provided

Manage and support of internal and external DNS systems & support of internal DHCP architecture and

scoping

Installed and configured vSphere ESXi 6.0 host servers on HP blade/Rack servers/Cisco UCS.

Configuring and administrating DNS, DHCP, web servers and other Active Directory Services.

Configure, support and perform routine maintenance of hardware and software for Linux servers.

Involved in Hardware and software evaluation, recommendation and vendor management.

Regularly applying patches for RedHat Linux, Sun and HP systems.

Extensively worked with Business, Application, Database, Network and SAN Team for project requirement.

UPS, Mahwah, NJ Nov 2016 – Mar 2019

Windows Active Directory Consultant

Installing, tuning, troubleshooting and patching of Red Hat Enterprise Linux servers.

Installation and configuration of WebLogic and WebSphere application server.

Installation, configuration, and maintenance of web servers, application servers, and database servers on

Linux Servers.

Scheduled various regular, periodic, future and queue tasks by using crontab.

NFS management - take care of user accounts/groups, setting up of NFS environment.

Expertise in administering and supporting Windows Server 2003/2008R2/2012 Active Directory, DNS, DHCP.

Transferring files from one system to another using FTP and SFTP.

Monitoring server performance and troubleshooting server related problems to SNMP.

Processes administration and management like monitoring, start/stop/kill various processes/sub processes.

Monitor system performance parameters using iostat, vmstat, and _ne-tuning.

Systems administration, maintenance, and monitoring various day-to-day operations.

Under supervision, create Advertisement/Collections/Packages/Applications within an SCCM 2012 environment

Under supervision, provide integrated solutions utilizing a variety of software products with a focus on

Microsoft Windows environment

Configured Hardware and Software Raid. Storage Migration using Veritas Snapshot.

Designed, developed, tested and implemented business continuity plan in Hyper-V.

Executed daily production and development administration and changes in an end-to-end Hyper-V virtualization stack with zero customer impact

New York Life Insurance, New York Sept 2015 – Oct 2016

Windows Active Directory Engineer

Deployed and configured 2008 and 2012 R2 on virtual and physical platform with automation tool Chef

Built VMWare ESXi hosts from version 5.5,6.0 on Dell & Cisco UCS blade and rackmount servers.

Administering processing and maintaining data in Kronos Time & Attendance

Used iDRAC to access Dell Servers, specifically M620, M630 and R630 and R730 model hardware.

Involved in P2V and V2V conversion of Windows 2008 and 2012 servers by using Plat-Spin Migrate & VMware vConverter.

Hands-on ability in SharePoint – a large part of this role is day-to-day creation and modification of standard sites

Executed VRO VM-build-workflows to create Virtual Machines.

Created VM images through VMware vSphere Client for enterprise environments and support virtualization process.

Installation, configuration and up-gradation of Windows servers 2008R2, 2012 and 2012R2 VMs'.

Created & Implemented Host profiles for Multiple Hosts & added FC LUNs as Datastores to multiple ESXi hosts.

Experience with vSphere6.0 features like HA, DRS, vMotion, Storage vMotion, Resource pools, permissions, Patches, Snapshots, Tools Upgrade, disk expansions and templates.

Simplion Tech Solutions, India Oct 2013 – Aug 2015

System Administrator

Deployed and configured 2008 and 2012 R2 on virtual and physical platform with automation tool Chef

Built VMWare ESXi hosts from version 5.5,6.0 on Dell & Cisco UCS blade and rackmount servers.

Experience of creating host profiles and deploying to hosts in a VMware cluster.

Designed and successfully implemented VMware ESXi 5.0/4.1 server for server consolidation and worked on vCenter Server to manage all the ESXi hosts in the datacenter.

Performed disk consolidations to multiple VM's that failed snapshots which released virtual disk space from data stores.

Responsible for implementing SRM for DR solutions in Dev & Prod Environment and used vSphere replication for live replication of the VM's.

Co-ordinating with the windows team in the server upgrades for 2008, 2008R2 & 2012 using SCCM tool for the Client machines for the updates across the globe.

Patched the master image and recomposed the pools on monthly basis. Followed proper sequence for patching the VDI components monthly using Windows Server Update Services (WSUS).

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