Ovais Humayun
Villa Park
Summary
Results-driven IT Infrastructure Engineer with 15+ years of experience designing, implementing, and managing enterprise-scale Active Directory, hybrid cloud environments, and VMware virtualization platforms. Proven expertise in domain consolidations, hybrid identity architecture, cloud migrations, and SSO implementations across federal and commercial sectors. Skilled in securing identity platforms using Conditional Access, MFA, Zero Trust architecture, and comprehensive SIEM integration. Strong track record of reducing domain management overhead by 30%, optimizing hybrid cloud infrastructure, and delivering high-availability solutions across Azure and AWS platforms. Adept at cross-functional collaboration, automation, and mentoring technical teams.
Overview
14
14
years of professional experience
Work History
Senior Active Directory Engineer
GovCIO
11.2023 - Current
- Company Overview: Contractor, Administrative Office of the U.S. Courts - Washington, DC
- Led consolidation of 50+ Active Directory domains into a single secure unified structure using Quest Migration Manager, reducing domain management overhead by 30% through strategic migration planning.
- Executed complex domain trusts, FSMO role transfers, and data replication processes for seamless domain migrations with zero downtime.
- Performed comprehensive post-migration validation of user accounts, Group Policy Objects (GPOs), and access permissions across federal infrastructure.
- Updated and migrated resources using Quest Resource Update Manager to ensure consistent access control and security compliance.
- Designed and deployed robust AD infrastructure including Domain Controllers, site topology, and replication links for optimized performance.
- Implemented Conditional Access policies, Multi-Factor Authentication (MFA), and conducted comprehensive AD security audits for federal compliance.
- Provided training and comprehensive documentation to federal staff for new unified domain architecture and best practices.
- Contractor, Administrative Office of the U.S. Courts - Washington, DC
Senior Active Directory Engineer
HII
02.2022 - 11.2023
- Company Overview: Contractor, Administrative Office of the U.S. Courts - Washington, DC
- Managed hybrid Active Directory environments spanning VMware vSphere infrastructure and AWS/Azure cloud platforms.
- Automated identity lifecycle management processes using PowerShell scripting, Azure Automation, and AWS Systems Manager for enhanced efficiency.
- Deployed and maintained Windows Server instances across EC2 and vSphere environments with high availability configurations.
- Implemented patch management and system updates for vCenter/ESXi infrastructure using VMware Lifecycle Manager.
- Configured High Availability (HA), Distributed Resource Scheduler (DRS), and vMotion for optimized availability and performance.
- Collaborated with security teams to enforce Zero Trust architecture across identity management and infrastructure components.
- Contractor, Administrative Office of the U.S. Courts - Washington, DC
Windows Systems Engineer
INTEQ
Oakbrook Terrace
05.2018 - 02.2022
- Company Overview: Oakbrook Terrace, IL
- Administered enterprise virtualization clusters including VMware vSphere, Citrix XenApp/XenDesktop, and Microsoft Hyper-V environments.
- Managed comprehensive Active Directory infrastructure, Exchange Server, and hybrid Office 365 environments for seamless user experience.
- Successfully migrated Exchange 2010 to Office 365 and automated user onboarding processes using PowerShell scripting.
- Supported multi-cloud workloads across AWS (EC2, S3, IAM, Route 53) and Microsoft Azure platforms.
- Implemented System Center Operations Manager (SCOM), WSUS, SCCM, and Group Policy for comprehensive system monitoring and automated patching.
- Oakbrook Terrace, IL
Windows System Administrator
IPSoft Inc
Chicago
09.2014 - 05.2018
- Company Overview: Chicago, IL
- Supported multi-domain Active Directory environment and Exchange 2010 infrastructure across enterprise-level operations.
- Led Active Directory-related projects and policy implementation initiatives across complex enterprise environments.
- Conducted disaster recovery testing, supported VPN infrastructure for 250+ users, and performed critical system backups.
- Managed VMware ESXi virtual infrastructure and coordinated Windows Server patching schedules for maximum uptime.
- Chicago, IL
Associate System Administrator
MEIKO America Inc
Chicago
02.2014 - 07.2014
- Company Overview: Chicago, IL
- Supported Office 365, Exchange Server, System Center Operations Manager (SCOM), and Active Directory services.
- Implemented hybrid Exchange/Office 365 solutions and configured high-performance mailbox servers.
- Chicago, IL
Senior Desktop Support Engineer
ULTA Cosmetics
Chicago
09.2013 - 01.2014
- Company Overview: Contractor, Chicago, IL
- Managed Windows server and desktop infrastructure in high-availability retail environment.
- Supported Active Directory, DNS, Exchange Server, and VMware virtualization systems.
- Configured and maintained Cisco switch/router/firewall infrastructure for network security.
- Contractor, Chicago, IL
Senior Technical Support Specialist (Tier 2)
British Petroleum
Chicago
11.2012 - 08.2013
- Company Overview: Contractor, Chicago, IL
- Provided advanced technical support for enterprise infrastructure in energy sector environment.
- Contractor, Chicago, IL
Global IT Service Desk Analyst
The Resource Group (TRG)
06.2011 - 05.2012
- Company Overview: Remote
- Delivered global IT support services across multiple time zones and geographic locations.
- Remote
Education
Post Graduate Diploma - Telecommunications with Management
University of Wales
UK12.2009
Bachelor's - Computer Engineering
Sir Syed University
Pakistan12.2007
Skills
- Azure Active Directory and AD DS expertise
- Identity management and group policy control
- SSO implementation techniques
- Windows Server 2008-2022 proficiency
- DNS, DHCP, and PKI configuration skills
- PowerShell automation capabilities
- MFA implementation strategies
- Access control policies development
- Zero trust security principles application
- VMware vSphere and ESXi administration
- Disaster recovery solutions design
- Hyper-V virtualization expertise
- AWS EC2, S3, IAM, and Route 53 management skills
- Microsoft 365 administration including Exchange migration
- SCCM, WSUS, and SCOM proficiency in operations management
- SIEM tools like Splunk and ArcSight knowledge
- Backup solutions with Veeam
Certifications Education
- AWS Certified Solutions Architect Associate, 12/01/17
- Cisco Certified Network Associate (CCNA), 07/01/13
- Microsoft Certified Technology Specialist (MCTS), 11/01/12
- Post Graduate Diploma in Telecommunications with Management, University of Wales, UK, 12/01/09
- Bachelor's in Computer Engineering, Sir Syed University, Pakistan, 12/01/07
Timeline
Senior Active Directory Engineer
GovCIO
11.2023 - Current
Senior Active Directory Engineer
HII
02.2022 - 11.2023
Windows Systems Engineer
INTEQ
05.2018 - 02.2022
Windows System Administrator
IPSoft Inc
09.2014 - 05.2018
Associate System Administrator
MEIKO America Inc
02.2014 - 07.2014
Senior Desktop Support Engineer
ULTA Cosmetics
09.2013 - 01.2014
Senior Technical Support Specialist (Tier 2)
British Petroleum
11.2012 - 08.2013
Global IT Service Desk Analyst
The Resource Group (TRG)
06.2011 - 05.2012
Post Graduate Diploma - Telecommunications with Management
University of Wales
Bachelor's - Computer Engineering
Sir Syed University
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