SUMMARY:

• Senior Infrastructure Support Engineer with 9+ years of overall IT experience with proven skills in Microsoft Active Directory, Microsoft Exchange Server, MS PKI and Desktop Support in Production Infrastructure Environments.
• A Thoroughly Skilled and Experienced Professional Proficient at managing IT Operations, leading teams & projects for running successful process operations & experience of developing procedures, service standards for business Excellency.
• Cross Functional Coordination, Consistent record of meeting or exceeding all customer service and technical support goals.

SKILL:

Microsoft: Active Directory 2008/2k12, GPO, FSMO, Schema, LDAP, RADIUS,WSUSActive Sync, Kerberos/NTLM,CHAP/PAP, PowerShell, WSUS, SSL, SSO, ADUC Exchange Server, LCS/OCS Lync servers 2007, Blackberry server BES, 802.1x., O - 365, IBM Lotus MS-PKI, SSL Certs, CRLs, Encryption/Tokenization, HSMs, RSA, LAN/WAN, DNS.

Notes: 6.0,IBM Sametime, Desktop Support, Remote Support.

Business Apps: HPSM, HPOV, Remedy, BSM, SCOM,MS Outlook 07/10, MS Communicator/ OCS 2007Zantaz Enterprise Archiving Solutions, Iron port 5.5, Forefront.

OS: WINDOWS SERVERS 2008/2008R/2012R2, WINDOWSXP, Windows7/10, Unix/Linux

WORK EXPERIENCE SUMMARY:

Technical Lead -Operations, Active Directory Specialist & PKI Admin.

Confidential, Richfield, MN

Responsibilities:

• The roles involve planning, development and maintenance of technical business infrastructure for Active Directory administration in Retail Infra
• Experience in MS Active Directory 2003/2k8/2012 R2 server’s administration
• Active Directory Sites and Services, LDAP, SSO, DNS, DHCP FSMO, AD Schema, Domains &Trusts,
• Vast Hands-On Experience Active directory & other Data security products .
• Providing day to day support for in house and external clients in relation to MS- Active Directory.
• Manage Group policies and to set & maintain Administration policies like FGPP for different domain/forests.
• Manage PDC emulator and time sync config updates.
• Manage / maintain life cycle of Active Directory Service / system accounts in Confidential and Retail environments.
• Power shell scripting and schedule tasking jobs for different application needs.
• Identify Bulk Requirements with respect to AD object data from various applications infra and leverage/design power shell scripts to accomplish the tasks.
• Manage FSMO roles and Mitigate risks related to the roles on the DCs and seize/transfer the roles and perform Metadata cleanup accordingly.
• Manage replication & site replication links / topology configs inbound / outbound neighbors for client infra and troubleshoot AD performance /replication/authentication issues.
• Support and maintain RADIUS infra for Confidential and configure NPS clients for authentication target systems that are bound by RADIUS authentication.
• Troubleshoot AD / RADIUS authentication issues for different stake holder applications.
• Perimeter Domain management and support DCs in each retail domain.
• Work on new project requirements for upgrades in client AD infra.
• DNS/VIP updates on DCs and manage network related issues
• Work with stake holders and teams leveraging Active Directory for LDAP and LDAPs connectivity to business & technical applications.
• Support and troubleshoot Severity issues and handle technical bridges to perform RCA and resolve at the earliest for authentication issues and
• Provide solution for engineering new application project requirements for configuring AD authentication needs.
• Managing security group to provide access to files and folders for network applications and shared data on AD.
• OU administration, clean up, administrate access control and maintenance of OUs/ SIDs.
• Handle and maintain various servers on where AD and exchange have been installed.
• Monitor and Maintain Sync on Global Catalog servers & DC machines, Manage GPO and ensure enhanced availability for applications.
• Monitor and Fix Global time sync issues on Domain Controllers.
• Work on Hot Fixes and security patches released by Microsoft every month for all PROD DCs and manage the activity.
• Monitor Spike of AD/LDAP hits on web servers during retail happy hours and during peak holiday season, report and troubleshoot issues and bring it back to business ASAP.
• Manage Resource Inventory and software build for new project requirements.
• Co-ordinate with Change management board and handle new project builds software / client installs on servers for deployment.
• Closely work with EIP Security team towards inflow/ outflow of new project builds for release to ensure the delivery falls within Enterprise security approaches and to overcome vulnerabilities.
• Vast Hands-On Experience Data security products like MS PKI for Enterprise security for Confidential Retail Store environment, Corporate & Entrust PKI for Confidential ’s Web environment.
• Safe Net security Products like Luna HSMs and Protegrity Security solutions for Data encryption / Tokenization for Confidential Infra.
• Troubleshoot related issues with respect to ADCS, configure and manage AD templates for Internal s access .
• Grant/Revoke template access to Users and approve certs for application requirement.
• Work with CRLs list and manage the certs in the environment.
• Data Privacy & Integrity, Microsoft PKI, Safe net HSM, RSA PKCS, X509, Identity and Access Management, Lifecycle Management.
• Drive the teams handling Data Center Operations and DR scenario remediation planning.
• Working with RSA Secure products like RKM Key management, DPM and Secure Auth administration.
• Rich experience on Windows server administration& Knowledge on UNIX operating systems for implementing security products.
• Managing IT Operations for Identity and Access Management teams, round the clock Support for Confidential Retail Store environment, Corporate & Confidential ’s Web environment.
• Manage Resource Inventory and software build for new project requirements.
• Co-ordinate with Change management board and handle new project builds software / client installs on servers for deployment.
• Closely work with EIP Security team towards inflow/ outflow of new project builds for release to ensure the delivery falls within Enterprise security approaches and to overcome vulnerabilities.
• Weekly Discussions and serve as PM accountability towards progress on ongoing projects.
• Weekly customer meetings for discuss weekly performance for SLA stability & metrics.
• Design Contracts and providing project solutioning for technical oncoming client projects.
• Negotiate and Drive new non- ITO project tasks for customer, provides estimates for upgrades to existing customer environment.

Technical Lead -Operations, Exchange Server Administrator

Confidential

Responsibilities:

• Maintenance of Exchange email resources such as mailboxes, distribution groups, Global Address List updates, and related services.
• Development and modification of domain and exchange administration documentation, processes, and guidelines. Log monitoring and verify windows/ exchange services are up and running.
• Administration of Exchange recipients, recipient policies.
• Managing Storage Groups / Mail Box Store quota management.
• Configuration of Outlook Web Access with Secure Channel (SSL).
• Lotus Notes Domino Admin - Configuration and Troubleshooting of IBM Notes 6.0 and IBM Sametime
• L2 Support for Administrative tasks in Lotus Notes and Management of Notes Databases.,
• User Issues and Access management to Notes Applications and Databases .
• Troubleshooting various user’s problem respective to sending/receiving mails, public folder content issue, mail flow to Internet emails system, message tracking etc.
• Troubleshooting Mailbox Manager policy
• Point of Contact for the Client for interactions related to High Priority Issues /Escalation.
• Follow ITIL Standards and prioritize Tasks/Request accordingly.
• Responsibilities towards performance analysis on a monthly Basis and send Monthly reports to Client /Business Leaders.
• Large scale file and folder moves, restructuring, and permission setting.
• Responding and resolving customer incidents/service requests pertaining to Domain and Exchange administration.
• Constantly monitor frequent issues and Identified factors for SIP for Messaging Team.
• Interview and Onboard new resources for the Messaging Team.

SME/L3 Support Specialist, Exchange Server Administrator

Confidential

Responsibilities:

• Working login of Exchange Online / Office 365 for organization.
• Participating in migration projects and operational projects and Analyzing and providing technical solutions to business needs during migrations.
• Maintenance of Exchange email resources such as mailboxes, distribution groups, Global Address List updates, and related services.
• Development and modification of domain and exchange administration documentation, processes, and guidelines. Log monitoring and verify windows/ exchange services are up and running.
• Administration of Exchange recipients, recipient policies.
• Verifying Backup & Restoration of Databases on Windows servers
• Log Monitoring of databases & reporting
• Interact with Wintel activities and Ensure restart of services on Windows servers.
• Managing Storage Groups / Mail Box Store quota management.
• Configuration of Outlook Web Access with Secure Channel (SSL).
• Troubleshooting various user’s problem respective to sending/receiving mails, public folder content issue, mail flow to Internet emails system, message tracking etc.
• Mail box / Mail Item recovery.
• Migration of Exchange 5.5 to 2003.
• Migration of Communicator R2 management
• Online / Offline Database Defragmentation.
• Troubleshooting Mailbox Manager policy
• Point of Contact for the Client for interactions related to High Priority Issues /Escalation.
• Follow ITIL Standards and prioritize Tasks/Request accordingly.
• Responsibilities towards performance analysis on a monthly Basis and send Monthly reports to Client /Business Leaders.
• Large scale file and folder moves, restructuring, and permission setting.
• Responding and resolving customer incidents/service requests pertaining to Domain and Exchange administration.
• Constantly monitor frequent issues and Identified factors for SIP for Messaging Team.

SME/L3 Desktop/Helpdesk Support Professional.

Confidential

Responsibilities:

• Successfully administered user accounts, Exchange mailboxes, and security and distribution lists
• Installed and maintained Windows and desktop software, service packs, patches, and anti- virus updates.
• Managed assets inventory and deployed desktop images to end users.
• Created and maintained user accounts and security via Active Directory.
• Directly support clients using ticketing tool " Remedy" software for user related issues.
• Participated in revolving on-call schedule to provide 24/7 service to users
• Troubleshoot various technical issues dealing with printers, network, and phone systems
• Provided second level desktop support to clients which includes, configure, troubleshoot, analyze, and repair PCs and MAC systems.
• Active Directory User Account Management.
• Help to troubleshoot day to dap client Corp applications and fix the errors by reinstalling or reconfiguring the software .
• Played a vital role as L3 Mobile Computing agent for troubleshoot Desktop issues for variuos clients
• Managed laptop Inventory and assisted in procuring new hardware, software and related supplies.
• Desktop support for onsite Corp employees
• Used Remote Desktop Sessions to perform diagnosis, troubleshooting and resolving client issues with hardware maintenance, installations and upgrades.
• Perform diagnostics and troubleshooting of system issues, documented help desk tickets/resolutions, and maintained equipment inventory lists.
• Experienced in technical call center operations providing service by communicating effectively with technical and non-technical staff including professors and professional educators.
• Reconfigure wireless network access and LAN access.
• Install Necessary s on the local desktop/laptop
• Identified problem and forwarded it to appropriate area of responsibility.
• Provided support in setting up audio and visual technology for conferences and meetings.
• Identified protocol problems and strengths, collected data on customer experience to assist in development of materials for end users.
• Managed local IT team ensuring appropriate coverage was available during roll out periods for upgrades and deployment of new equipment. Allocated resources to adhere to Project timelines.
• Managed the delivery of LAN and desktop support for approximately 500 employees at corporate headquarters.
• Worked collaboratively with management, software / hardware engineers, and end-users to identify technical requirements and ensure optimum system performance.
• Ensured that desktop and LAN problems were resolved quickly and efficiently.
• Managed Desktop Services and played an active role in help desk queue / desktop design / build projects.
• Extensively worked with service desk tools system (Remedy), including creation and response to Remedy tickets.
• Responsible for new computer refreshes, data migration, installing software on HP desktops, laptops and Avaya phone systems on an XP platform using MS products, Cisco VPN, SMS and Active Directory
• Created and updated user profiles in Active Directory and maintained inventory
• Completed the roll out within three months and remained on assignment to perform other Desktop duties involving inter-department moves, remote refreshes and removal of obsolete systems from AD
• Responsible for new computer refreshes, data migration, installing software on HP desktops, laptops and Avaya phone systems on an XP platform using MS products, Cisco VPN, SMS and Active Directory
• Provide Group access to Network drives /shared / AD groups .