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Active Directory System Administrator

Mississauga, ON, Canada
March 30, 2018

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* ***** ** ******* ****/****/**** system and Network administration experience

Experience with Windows Active Directory, GPO, DNS, DHCP, NTP, FTP

Advanced experience with Red Hat Enterprise Linux, Fedora, and CentOS

Experience in Red Hat Enterprise Linux, Fedora and CentOS servers provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux

Full understanding of network and security environments, IP routing, DNS, VPN, iSCSI, NFS, firewall, TFTP, SNMP, Routers and Switches

Good working experience with virtualization environment (Hyper-V, VMWare, AWS)

Working experience with LAMP and Ansible automation tools

Experience working in a multi-branch environment managing a minimum of 80 servers

Cisco Certified Network Associate Routing & Switching (CCNA)


IT Specialist

League Communications Corp. 2015.5 – 2017.10

League Communications Corp. is a leading technology services company that provides managed IT services to small and medium sized businesses globally.

Administration Active Directory, DNS, DHCP, Office365 environment of the head office and five branch offices, and setup different GPOs according to the network requirements of different branch offices

Maintain and administer the Cisco network infrastructure and the Windows/Linux server infrastructure and key network services (Active Directory, DHCP, DNS, file/print sharing, FTP, IIS, and Exchange Server).

Managed and updated VMware vSphere ESXi servers’ version and policies, performing snapshots, cloning and vMotion for approximately 300 virtual servers

Using Hyper-V System to Provide Enterprise Application Services

Built a Freeradius Enterprise Unified Authentication Platform to authenticated domain users for variety of enterprise application platforms

Based on Linux system, build a variety of VPN network platform include PPTP, L2TP, SSTP and IP-sec

Achieve secure network connection between head office and branch office using FortiGate Firewall AMAZON Cloud and CISCO firewall devices

Using PRTG, Nagios and SCOM monitoring resource usage of the Servers and network infrastructure

Properly apply system updates, patches, and configuration changes as per established procedures

Deploying the Sophos Security System in conjunction with Windows Microsoft Security Solutions

Using the Freshdesk ticketing system to handle various corporate network issues in a timely manner

System Administrator

Aandrajax Technologies Inc. 2014.7-2015.5

Aandrajax is predominantly focused in niche IT expertise in Banking, Financial Services, Telecommunication, Healthcare, Education, Retail, Government and some critical technology solutions.

Active Directory, Group Policies in Domain Environment and System Based Policies management, upgrades and testing

Monitor, Maintain and troubleshoot Microsoft Exchange servers

Backup & Disaster Recovery Solution for physical and Virtual Environment

Assessed and managed Dell SAN Storage

According to demand setup Microsoft System Center(SCSM, SCCM, SCOM) 2012

IT Specialist

Liebherr Canada Ltd. Burlington, Ontario 2013.7-2013.9

One of the world’s leading manufacturers of construction machinery approximately 38,000 employees in more than 130 companies across all continents.

Deploy and design the Microsoft Deployment Kit 2012, Windows Assessment and Deployment Kit and Automatic install Windows 7 and Windows 8

Use Symantec Backup Exec for backup and disaster recovery

Supported the clients with IT tickets. Support LIDOS, Baan, LISA, and other software


Computer Science and Technology, Degree 2005

Harbin Institute of Technology, China

Assessed by ICAS as a Bachelor’s Degree (four years)

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