Naser Housseini Email & Phone Number

Irving, Texas, Us

• Troubleshoot & resolved customers critical and non-critical cases for following subjects:Authentication and Synchronization, Multifactor Authentication (MFA) and Conditional Access, ADFS, Domain & Licensing, Advanced eDiscovery, Labeling, Retention, Auditing, and PowerShell.• Communicate between customers and Product Engineering component teams resolving long running escalation cases.

Dallas, Texas, Us

Managed and supported Trinity Email Messaging for 7,500 employees, over 10,000 mailboxes in Microsoft Office 365 Hybrid, Exchange 2013, and Skype for Business 2016. Worked with Microsoft and Slalom companies; migrated all users, shared mailboxes, distribution groups, and other messaging objects from Exchange 2007/2013 servers to Office 365 Hybrid environment.• Use PowerShell scripts daily for creating Email objects and troubleshoot issues using Azure Active Directory Synchronization Services Manager, ADUC, and PowerShell.• Performed monthly patching for Exchange 2013 servers, reviewed and processed Exchange change management requests after hours.• Troubleshoot Email delivery using Proofpoint Email security, message headers, and MxToolbox utility.• Completed hundreds of requests for Journal mailboxes, PSTs, journal rules, and daily/weekly reports using PowerShell scripts for the e-Discovery Legal team.• Supported tier 2 and tier 3 Trinity user’s tickets using Heat TSM (Trinity Service Management) software and wrote documentation for tier 1 support team.• Responded to urgent requests coming from Executives, HR, Management, and remote offices.

Oklahoma City, Oklahoma, Us

Heartland Payment Systems, Plano, Texas March 2014 – April 2016Email AdministratorManaged and Supported Heartland messaging and collaboration environment for 50 plus servers in production and DR sites, 4700 employees, 10000 plus mailboxes using Microsoft Exchange DAG 2010 and Lync 2010. Oversaw ProofPoint Email security filtering spam and anti-virus protection. • Configured and migrated all mailboxes from an old SAN to a new IBM 7000 SAN environment using new DAG upgraded IBM servers.• Utilized Exchange PowerShell to pull statistical information on Exchange mailboxes and databases. • Performed e-Discovery for the legal department on a regular basis using Mimecast.com and Sherpa eDiscovery.• Performed monthly windows server security updates and service packs using Shavlik patch management software.• Imported and setup newly acquired companies into Heartland messaging environments.• Ran Proofpoint search queries to find and delete unwanted Spam emails on all mailboxes.• Other software and hardware: Identity Finders, Trend Micro Scan Mail, McAfee Anti-Virus, Pager Duties.

Langhorne, Pennsylvania, Us

Managed Greatwide messaging environment consisting of 7 Microsoft Exchange 2007 servers and a Cisco IronPort Spam and virus filtering for over 3000 Employees. Setup and configured Exchange 2007 Cluster CCR on two HP Blade BL460c servers and migrated over 1500 mailboxes to CCR Cluster.• Installed and managed Office Communicator Server 2007 R2, configured the certificates and the OCS clients.• Utilized Exchange PowerShell to pull statistical information on Exchange mailboxes and databases. • Managed Cisco IronPort C-360 E-mail spam filtering and ran updates on several mail policies. • Setup and configured the EMC SAN environment for several critical application servers RAID, LUN, storage groups, and databases (10 TB) using EMC Clariion CX4-240 Storage.• Managed and upgraded company Blackberry Enterprise server 4.1.7 and supported over 700 blackberry devices.• Installed and configured an ActiveSync VMware server in DMZ to work with the MobileIron smartphone application.• Managed and ran Microsoft monthly security updates and patches using SCCM (Systems Center Configuration Manager) on all Servers.• Configured VMware environments consisting of two Vcenters version 4.1 and 5.1 with 16 hosts each carrying 10 plus VMware guests. • Managed and monitored Citrix environments consisting of two farms Xencitrix 5.0 and Citrix Metaframe presentation 4.0 carrying multiple critical applications.• Configured and managed Symantec NetBackup 6.5.3 and Acronis backup and recovery 11 for over 150 servers utilizing two HP MSL 4048 tape libraries with 4 drives and troubleshoot daily backup jobs.

Herndon, Va, Us

• Managed and supported 18 Microsoft Exchange server enterprise 2003 clusters in multi sites environment. The Exchange 2003 cluster supporting 6700 mailboxes and over 4500 employees in three sites covering Plano, TX, Herndon, VA, and Sandy, UT. • Prepared Exchange enterprise 2003 cluster environment; patched and migrated to Exchange enterprise cluster 2007.• Upgraded Exchange clusters from service pack one to Exchange clusters service pack two.• Directly responsible for monthly windows updates and patches of all Exchange cluster servers.• Worked with the backup team supporting Veritas NetBackup 6.5 and EMC Avamar 4.2 backup software.• Troubleshooted and supported 8 Sendmail E-mail spam and anti-virus filtering servers using Linux enterprise 4 environment. • Worked with the help desk team supporting 4700 XO employees utilizing remedy ticket solution and providing excellent customer service.

Round Rock, Texas, Us

• Worked toward the migration of a large international client to Plano data center with over 4000 users and computers utilizing Active Directory tools and Quest software, migrating Microsoft Active Directory and Exchange E-Mail, building domain controllers, set up two-way trusts, Sites & Services, setting up DNS and zones, WINS & Replications, disaster recovery, group policy, and security. • Implemented enterprise wide WSUS (Windows Server Update Services) pushing Microsoft Windows updates using Active Directory group policy and security groups.• Traveled to coordinate Data Center Move (DCM) to Re-IP, move, install, and configure Intel server hardware and software including, VMware, SQL clustering, SAN configuration, and TCP/IP configuration.• Troubleshooted Intel servers and network connectivity worked in conjunction with network and firewall teams to make the applications and external websites work properly for external customers.

Dallas, Tx, Us

• Provided enterprise tier 2 and tier 3 support for 700 users, 40 branches, and over 100 Dell servers in Microsoft 2003 Active Directory Domain environment and Microsoft Terminal Services. • Responsible for managing Microsoft Enterprise Exchange server 2000; worked toward migration plan to Exchange 2003.• Managed internet E-mail security using Symantec, Trend Micro Anti-Virus, and spam block Software. • Lead support for several critical bank financial applications including FundTech Wire systems, fund management, Fiserv CBS Desktop, and residential mortgage applications.• Supported IT application development group with Microsoft SQL and web applications utilizing Microsoft Project Management.

• Managed and supported 3000 Domain users, 65 branch units, and 200 Dell and Compaq Proliant servers.• Migrated Windows NT domain to Microsoft Active Directory 2000. Results: saved Protection One $40,000 by performing in-house versus hiring outside consultants. • Managed four enterprise Exchange E-Mail servers, several SQL database servers, and migrated 22 Citrix Metaframe 1.8 to Citrix Metaframe XP. • Setup and configured Microsoft enterprise ISA array. Results: Saved the company $30,000 by accomplishing in-house versus hiring Choice Solutions Company. • Setup and configured Protection One Public FTP Site, ftp://ftp.p1corpftp.com for several internal departments and external vendors.• Accomplished smooth transition to move all enterprise application servers from Dallas, Texas to Wichita, Kansas including www.protectionone.com, company Intranet, four Exchange Mail servers, several SQL database servers, and nine AT&T Call Routing Servers.• Managed Protection One Internet and Intranet, Microsoft Exchange Mail, SQL database servers, FTP, AT&T call routing, Novell, and File & Print Servers.• Supported 80 programmers and application support groups. These groups include web applications, PeopleSoft, Sybase/Oracle database, AIX group, MAS Data Conversions, and special application groups.• Provided evaluations, configurations, and installations of all new Dell & Compaq Servers. Established server standard configurations throughout the company.• Consolidated several Compaq servers using VMware ESX. Tested ESX and GSX in the lab for a period of one year.• Implemented data recovery management and the backup of all local servers using ADIC FastStor 22 tape libraries and Veritas Backup Exec software. • Led support for a critical Novell server authenticating user through a Metaframe Citrix Server.

Fort Worth, Texas, Us

• Provided data integrity and management of 20 Compaq Proliant servers utilizing Microsoft NT 4.0, Citrix Winframe/Terminal Servers, Novell 4.1, SQL, Exchange 5.5, DHCP, WINS, DNS, and IP Setup for 400 users and 39 Credit Union branches nationwide. • Setup 5 new Credit Union Branches including all communication equipment worked with AT&T and Motorola companies.• Established an Intranet/Internet Accessibility using Microsoft IIS4 for the Credit Union Training Department including security configuration, connectivity, and user training. • Provided quarterly updates and upgrades of sensitive Network Financial Applications including AE Imaging, Credit Desk Scoring, ACH, MornetPlus, Banking Regs, and much more.• Implemented Enterprise Solutions for Symantec Northern Anti-Virus and McAfee on all servers and Backup of all servers using Cheyenne Arcserve and Veritas Exec Backup• Setup and supported Virtual Terminals using TCP/IP and Reflection software to connect to HP Summit Mainframe. • Setup several clients to dial in and access remote vendors using Procomm Plus and Modem Bank Netware Connect 2.0.• Provided extensive search and testing of the Year 2000 products and compatibility.

Dallas, Texas, Us

• Provided primary technical support for 300 manufacturing plants, 2000 nodes utilizing Microsoft NT 4.0, Novell 4.1, and Cheyenne Arcserve Backup. • Managed Novell and NT Server Administration, User Setup and Training, Maintenance, Backups, and upgrades on all Servers.• Organized and managed LAN Workgroup TCP/IP address assignments and setup local and remote clients to access AS400 mainframe.• Installed and configured multiple Hubs and Racks on all 10 floors and connected to the backbone segments via transceivers.• Rotated working in the Help Desk Center assisting users locally and remotely via PcAnywhere for a period of nine months. Maintained a record for excellent client training and technical problem resolution.

Bachelor Of Business Administration, Materials And Logistics Management

As - Lan Administrator