Portfolio

Active Directory Management

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migrated network from NT4 based domain to Windows 2003 Small Business Server, Window 2003 SBS to Windows 2008 SBS, Window 2003 SBS to Windows 2o12 Essentials and so forth upgraded AD Domains to Windows 2003, 2008, 2012 level troubleshoot various AD and DNS replication Issues created / configured optimized clients’ AD objects structure – i.e. users, … Read more

Servers and OS Management

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migrated Widows based servers to a new hardware converted Widows based servers to a Virtual Machines: Hyperv & VMWare built virtual environment using HyperV, VMWare and Terminal Services setup virtual machines failover clusters configured distributes file systems and namespaces configured core network services /roles such as DHCP, DNS, WSUS, IIS, FTP, file, print, licensing and … Read more

Network Engineering

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configure VPN links between headquarters and branch offices, configured static / dynamic routing between multiple sites setup various access gateways, both hardware and software based, for secure remote access of corporate network resources setup and configure various firewalls, routers, switches and wireless access points to provide secure Internet/Intranet connections for clients’ networks configured bandwidth management … Read more

Messaging and Email Management

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migrated email system from POP3/IMAP environment to various on-premise Exchange versions (2003, 2007, 2010, 2013) upgraded Exchange 2003 organization on singe server to Exchange 2007 organization, including mail store server on Windows 2003 failover cluster, Transport, and Client Server on VM in Widows 2008 failover cluster; smart host in DMZ and continues standby replication to DR … Read more

Database Management

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installed and maintained various application that relies on MS SQL server engine configured database maintenance plans: backup, re-index, integrity check, log file shrink and etc. deployed MS SQL server in failover cluster configured MS SQL continuity services, such as log shipping, mirroring, DAGs, and so forth

Security Management

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created organization security policies implemented audit policies of corporate IT resources usage implement Internet usage restrictions policies via proxy servers designed and configured firewall ACLs deployed security software products of various vendors such as Microsoft, GFI, Symantec, TrendMicro, Kaspersky and others

Network Health Monitoring

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deployed Microsoft System Center family of products deployed network monitoring and management solution based on Spiceworks, Zabbix, GFI, PTRG and etc. install and configured various Help Desk and Assets Management systems created/ automated various IT maintenance tasks using shell scripts, resource kit tools/utilities and etc. configured network monitoring tools, created “base line” performance logs created … Read more