System Administrator
Resume:
Mohsen Rafisamii
North York, ON M2H 3C7
ac6l1v@r.postjobfree.com
Highlights of Qualifications:
More than fifteen years of experience in computer science industry.
Hands-on experience in Domain and Active Directory installation, configuration and maintenance in Windows Servers 2008 and 2012 R2, Windows 7, 10, and Mac Operating System.
Highly experienced with installation, configuration, and administration of VMware vSphere 6.5 and ESXi Servers.
Extensive knowledge of network administration and design, including IIS server, active directory, and Office 365 Exchange.
In-depth knowledge of TCP/IP protocol suite, sub netting, DNS, DHCP, VPN, and Citrix XenApp 7.15.
Good knowledge in working and supporting of Microsoft Dynamics GP.
Well versed with LAN/WAN concepts, routing and switching, and VLANs configuration.
Experienced working with Sonicwall firewall and VPN appliances.
Microsoft SQL Server certified with hands-on experience in database design, maintenance, and SQL programming.
A+ certified with hands-on experience of working with servers and different hardware components.
Good knowledge in designing web applications with ASP .NET 2.0 using C# and VB.NET.
Strong problem-solving and analytical skills, fast learner, and able to work efficiently in a team setting.
Employment History
June 2012 – Present Realstar Management Partnership
System Administrator
Maintaining IT infrastructure including server hardware, VMware environment, data storage, switching and routing, backups (Symantec 2014, and Datto-Cloud), email, SPAM filtering, firewall, VPN, mobile devices, network monitoring (Orion Solarwinds), and all Microsoft technologies including Active Directory and DNS support.
Design, install, and configure VMware ESXi servers within vSphere 6.5 environment with Virtual Center Management, Lab Manager, Consolidated Backup (vSphere Data Protection), HA, and vMotion.
Build, configure and deploy VMs and templates, Virtual-to-Virtual (V2V) and Physical-to-Virtual (P2V) migration of Windows 2008, 2012, and 2016, as well as Linux servers on VMware environment.
Successfully migrated of VMware vSphere 5.5 to version 6.5.
Managing of Symantec backup exec and Datto backup appliance (Cloud-Backup).
Manage desktop and laptop support and implement service desk best practices. And also install and configure network printers using TCP/IP protocol supporting HP, Xerox, and Lexmark b/w and color printers.
Preparing primary Knowledge Base for VMware and technical support documentation with typical tasks including: detailed installation and configuration instructions with screen captures and step-by-step procedures.
March 2009 – June 2012 Cirrus Tech Ltd.
Technical Support Analyst
Installation and configuration of different Operating Systems such as, Windows (2003, 2008 R2), Linux (CentOS, Debian, Ubuntu, and Fedora), ESXi, and Xen Citrix.
Implementation and testing of LAN/WAN designs in a lab environment, and the creation of documentation necessary for deployment.
Providing support for software related incidents for the clients as well as developing and maintaining operational documentation.
Hardware maintenance and Taking care of servers (Dell and HP) at the datacenters.
Feb. 2008 – Nov. 2008 Olameter Inc.
Web Application Developer
Designed Web-based ASP.NET applications using C# and VB.NET linked to Microsoft SQL Server databases.
Designed and developed the database and wrote stored procedures for SQL Server 2005.
Implemented integration between internal application and Team Head Quarter Server in order to automate customer inquiries.
Wrote Test Cases and Test Scripts for different component of applications
Jan. 2007 – April 2007 RBC financial Group (Co-op placement)
Technical Analyst
Contributed to Blackberry and Exchange department by finding solutions and resolving issues in their Peregrine ticketing system.
Developed an ASP .NET web application to add a new feature to Live Communication Server in the RBC domain environment; feature was well received and used by the customers after deployment.
1996 – 2003 SAPCO
Network specialist
Installed, administered, and maintained Windows 2000, NT, and Novel Netware networks.
Designed and implemented various Internet / Intranet tools in the networks (like Proxy, e-mail, Dial-up services)
Upgraded and maintained essential Server Operating Systems and relevant applications.
Assembled, maintained, and repaired computer hardware and peripherals.
Set up client systems including all necessary software to implement a network running Windows NT & 2000, and Win9x.
Contributed in developing specific database applications for hardware department using Oracle Developer 2000.
Education
Advanced VMware Training Course 2014
Computer System Technology
Seneca College of Applied Arts and Technology
Toronto, Ontario 2005 - 2007
Network+ 2003
A+ (Hardware and OS) 2002
Active Directory WIN2000 2002
Windows Server 2000 2001
Windows Professional 2000 2000
Network Essentials 2000
TCP/IP protocol 1999
B.Sc. in Computer Hardware Engineering, 1991 - 1995
Tehran Technical University
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