Muhammad A - Sr. System Administrator Email & Phone Number

• Administered Endpoint Security and Windows Infrastructure Management • Executed system administrator operations using InstallShield and AdminStudio.• Managed Active Directory containing user administration, group policy management, and site architecture.• Housed system and network hardware upgrades by optimizing operating systems through system performance tuning. • Maintained Windows Virtual Desktop (WVD) support, root cause analysis, and problem resolution in an adaptive, preventive, and corrective manner.• Applied PowerShell for ticket resolution automation to resolve server-based issues• Managed Azure storage, identities, and governance.• Deployed Azure compute resources and configured virtual networking.• Managed Azure AD integrated apps in Mobile Applications Management (MAM) for compliance and conditional access.• Devised and executed cross-platform backup and integration solutions for window and Linux embedded devices• Developed custom migration task sequence for user state migration and integrated MDT 2012 with SCCM 2012 for better migration and deployment• Executed and managed Active Directory and Windows-based networking infrastructure (DNS, remote access, WINS, IAS, etc.)• Shifted old environment hardware/Software/application to new SAN/Host solutions• Administered Active Directory environments' daily operations.• Supported and managed DNS, DHCP, WDS, WSUS, Group Policy, and Hyper-V.

• Supported users, groups, and security access to active directory objects, including organizational units.• Maintained hardware and software settings' working knowledge and ensured proper configuration settings.• Enhanced security posture through security Infrastructure support with Group policy, endpoints scans, and vulnerability scanning.• Used PowerShell to accomplish configuration baseline and ensure device compliance.• Monitored and backed up Azure resources.• Used window server backup utility and configured backup and recovery plans for window-based servers.• Ensured cohesive access between Linux (RHEL) and Windows environment by configuring active directory user and computer accounts.• Managed large and complex app deployment and administered Microsoft SCCM deployment in a large global environment.• Managed and configured the company's active directory DNS server/zones.• Accomplished change management practices from implementation requests to logging and ensured auditing and cross-team communication transparency.• Sanitized decommissioned servers and destroyed disks as per firm policy.• Verified and executed active directory group policy rules for users and computers in the window environment.• Lifted and consolidated DNS, DHCP, and WINS Server for the store and corporate network for efficient name resolution and centralized management.• Ensured compliance of applications in AWS Cloud

• Utilized PowerShell and managed multiple domain active directory environments, including user bulk creation and computer accounts.• Managed technical execution for global deployment and resolved client/customer technical issues by diligent research, reproduction, and troubleshooting.• Developed security and remote access policies, backup procedures, and related network/client machine documentation, and user instructions.• Administered, upgraded, and maintained hardware and software using InstallShield and AdminStudio.• Improved workstations' security compliance by resolving SCCM based Microsoft updates' issues.• Guaranteed improved replication reliability and DNS enhancement by active directory and DNS infrastructure re-design for five separate customer domains.• Complied with disaster recovery expectations through SAN administrators' collaboration and executed server backup requirements.• Administered large-scale windows physical and virtual systems containing 135 high-performance environment servers.