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Active Directory Engineer Resume

Sunnyvale, CA


  • Around 7+years of experience in IT industry with experience in Server administration in various environments - Windows 2000/2003/2008 R2/2012R2 with Active Directory Services (WINS, DNS, DHCP).
  • Expertise in deployment and troubleshooting of windows 2008 and 2012 R2 Domain Controllers in Active Directory.
  • Expertise in Active Directory design and support (GPO s, AD Schema, OUs, LDAP, Sites Replication, etc.)
  • Expertise in managing the users and objects using Identity Manager
  • Expertise in creating Exception Group policies for Windows Server 2003/2008/2012 R2 in AD domain.
  • Experience in designing and implementing AD migrations using ADMT and Quest
  • Managing Backups and restore of domain controllers using Dell Recovery Backup Manager Tool.
  • Creation of Identity Management process, strategy, best practice and architecture documentation including Access Management, Password Management, DAP Management, Provisioning, Delegated Administration.
  • Expertise in Deploying Applications software on User Workstations through SCCM Console.
  • Performed and Raise the Domain functional level from windows server .
  • Expertise in creating Group policy for User Drive Mappings.
  • Experience in creating Service Accounts to have Log on as a Batch and Service Jobs, Create and Link Exception policy to windows Application Servers 2003/2008R2/2012R2.
  • Assisted in designing, implementing and evaluating applications, systems and utilities relevant to Active Directory services.
  • Experience in Migrating Users, Groups, Workstations and Application window Servers from Source to Target Domain.
  • Administration of user Accounts, Groups, Resources, Security, Backup strategies in window Servers 2003/2008R2/2012.
  • Experience with DCPROMO process and configuring AD Site, OU structure, Site Link, DNS, DHCP, WINS, Global Catalog servers, directory services, subnet mask, DNS forwarders, Reverse Lookup.
  • Expertise in creating new Technically Minimum Base Standards Group Policy’s in PROD/QA/DEV/DR Environments.
  • Experience in managing Active directory Domain Controllers, DNS and DHCP Servers.
  • Monitoring connectivity, synchronization, replication, net logon time services, FSMO roles, AD schema, NTDS database partitions, DNS settings, SRV records, and Trust relationships.
  • Handy Experience on troubleshooting Application Authentication issues in Active directory Multi domain Environment.
  • Having good knowledge on CITRIX 4.5 and 6.5
  • End to end Automation using Power shell for User Account/ Mailboxes/ Distribution Group/ Security Group provisioning and management.
  • Migrated archived mailboxes to O365 using native tools & Quest Migration tool.
  • Created tenant account in Office 365 for domain.
  • Provided Tier-2 Support for production environments and trouble shoot critical issues at minimal business impact.
  • Expertise in Setup and maintenance of MS Exchangeservers2010/2013.
  • Experience in Migrating Group Policies from one domain to other domain in AD forest.


Systems: Windows Server 2000/2003/2008 R2/2012R2

Networking: DNS, WINS, DHCP, TCP/IP

Virtualization: Hyper V,Vsphere,VCenter

Scripting Languages: Power Shell, VB Scripts

Workstations: Windows XP, Windows 7,8,10

Migration Tools: ADMT,Quest Migration Manager

Monitoring Tools: Nagios,SCOM

Ticketing: CA Service Desk, Track It,BMC Remedy


Confidential, Sunnyvale, CA

Active Directory Engineer


  • Implementing & administering Active Directory Infrastructure.
  • Implementing & administering AD Forests, Domains, Trusts, Group Policy, Organizational Units and Delegation permissions.
  • Provide day to day support for Active Directory infrastructures.
  • Troubleshooting AD related issues (DNS, Replication, server and User related issues).
  • Troubleshooting AD user account lockout issues.
  • Troubleshooting on AD trust related issues.
  • Upgrading and patching servers as per the schedule.
  • Troubleshooting Active directory permissions.
  • Working with SQL Server instances.
  • Deploying servers using VMware and Hyper V
  • Knowledge on Forefront identity management (FIM).
  • Creating group policy objects as per security requirements.
  • Identifying and cleaning stale records in AD environment.
  • Identifying uncertain AD groups and cleaning up accordingly.
  • Installing and managing DNS, DHCP, ADFS, IIS, SSL, LDAP and FTP Servers.
  • Experience in Migrating Users, Groups, computer and servers from cross forest
  • Infrastructure using ADMT and Quest, Binary migration tools.
  • Experience in deploying PKI Infrastructure.
  • Deploying and managing Microsoft WSUS.
  • Supporting Windows 7/8/10 desktops, laptops, tablets and notebook.
  • Migrating AD user objects, computer objects, group objects from one domain to other.
  • Migrated legacy applications to Windows using Azure.
  • Managing Servers, PCs, Laptops, Printers & Peripherals
  • Experience in deploying and managing Key Management server.
  • Knowledge on System center configuration manager (SCCM) tool.
  • Experience in implementing and updating AD schema changes.
  • Experience managing Servers, PCs, Laptops, and Printers & Peripherals.
  • Experience in Power Shell Scripting for Creating, deleting & Managing Users and to automate Active directory health checks and Exchange daily tasks.

Environment: Active Directory, LDAP,Windows 2000/ 2008R2/ 2012, DNS, DHCP, WINS, SSO, Power Shell, QMM, Change auditor, InTrust,VMware, Hyper V, FIM, DNS, DHCP, ADFS, IIS, SSL, FTP, ADMT, PKI, WSUS,Azure.

Confidential, Branchburg, NJ

Active Directory Engineer


  • Active Directory Engineer involved in planning and upgrade of Active Directory infrastructure, AD Engineering and support, DNS and WINS support.
  • Migrated entire AD infrastructure from R2 then to 2012 including building and promotion of domain controllers, troubleshooting incompatibility with legacy applications and domains, etc.
  • Migrating Users, Groups, Workstations and Application window Servers from Source domain toTarget domain Using QMM in AD Domain.
  • Merger and Acquisition migratory planning and execution
  • Member of team responsible for re-design / re-architecture of the current Covance WINS infrastructure
  • Member of team responsible for overall DNS re-design, upgrade, and maintenance
  • Migrated and consolidated existing 2000/2003 DHCP infrastructure to 2008 and 2012, including scope consolidating, troubleshooting, etc.
  • Worked with developer to troubleshoot LDAP connection to query multiple AD domains
  • Implemented Quest suite of products including Change Auditor, Spotlight on Active Directory, and Intrust for Active Directory
  • Federating with Vendors using ADFS to implement Single Sign on and Writing Customize Claims Rules to achieve multifactor authorization
  • Design custom reports in Intrust for AD and Change Auditor, as well as custom protected object templates
  • Configuration of SSO on window server and troubleshoot them with policy servers
  • Developed custom Identity Management component to synchronize Active Directory, LDAP, and legacy systems
  • 2nd level support of RSA including role creation, soft token implementation, report creation, and training of other teams within IT
  • Provide on-call support for AD and RSA/Radius Infrastructure
  • Work with various business units and application managers to provide directory authentication mechanisms for various projects throughout infrastructure
  • Designed LanDESK patching plan for Domain Controller infrastructure
  • Maintenance of GPO infrastructure including creation of new GPOs, GPO consolidation, troubleshooting, and existing GPO modification
  • Created Azure PowerShell script for backup and restore operations.

Environment: Active Directory, LDAP,Windows 2000/ 2008R2/ 2012, DNS, DHCP, WINS,SSO,ADFS,Azure, Power Shell, QMM, Change auditor, InTrust.


Active Directory / SystemsEngineer


  • Global Upgrade of 700 windows 2003 Domain Controllers to Windows Server 2008 Enterprise x64 R2.
  • Managed 2008 R2 Enterprise Server installation and configuration’s
  • Managing w2k8 R2 Domain Controller promotions using over the wire and IFM media.
  • Managed 700 w2k8R2 Domain Controller Diagnostics and Health checks in America, Europe and Asia.
  • Managed User s, Groups, Computers, OU objects and Kerberos Permission delegation in Active Directory
  • Effectively use AD support tools, DCDiag, Netdiag, Replmon, Repadmin, FRSdiag, Sonar, RSOP
  • Managed Troubleshooting Networking related problems (TCP/IP, DNS, WINS)
  • Troubleshooting problems related to Active Directory Database (NTDS.DIT replication, Capacity and Logging)
  • Monitoring Active Directory (CPU overload, AD Response time, GC response time, Trust Relationships)
  • Managed and Supported Microsoft’s Security Patching of Domain Controllers.

Environment: Windows Server 2008 Enterprise x64 R2, DCDiag, Netdiag, Replmon, Repadmin, FRSdiag, Sonar, RSOP, TCP/IP, DNS.WINS, Active Directory.


Systems Engineer


  • Creating, changing, and deleting user accounts per request.
  • Administration of Windows 2008/2012 Active Directory Infrastructure.
  • Planning and implement data synchronization between external data to AD.
  • Customizing and updating certain data fields from HR data to multiple attributes in AD user objects.
  • Performing regular security monitoring to identify any possible intrusions.
  • Providing support per request from various tower teams.
  • Researching and recommend innovative possible automated approaches for system administration tasks.
  • Tracking and documenting Active directory production support issues.
  • Group policy management.
  • Windows TCP I/P configuration. Data recovery through recovery console and data recovery software’s.
  • Maintenance and installation of network printers.
  • Configuring and deploying security updates through WSUS.
  • Creating and managing FTP users and configuring server applications
  • Creating, managing and troubleshooting exchange and POP3 email accounts
  • Creating and managing Exchange 2003 mailboxes and troubleshooting mail issues
  • Assigning of mailbox quota and mail queue management
  • Managing Security patches.
  • Administrating Internet proxy.
  • Installation of software’s like Microsoft Visual Studio .NET, Visual Studio Etc. and configuration
  • Configuration of IIS server.

Environment: MS Exchange 5.5 Servers, Proxy Servers, IIS Servers ans SQL Servers, LAN and WAN.

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