MAZHAR ASLAM KHAN

acsrfc@r.postjobfree.com

****- ** ****** *****, ***********, ON, M1G 3S6. Cell: 647-***-****

SYSTEM & NETWORK ENGINEER

Skilled, practical & proactive Information Technology professional with substantial experience in data communications network/systems planning network infrastructure deployment, analysis & design, installation, configuration, testing, maintenance, trouble shooting and support. Highly qualified with international industry standard certifications along with proven technical, interpersonal communication and training skills.

Technical Skills:

Network & system infrastructure deployment and administration, Active Directory, GPO's, Routing and Switching, IT Security, Firewalls, Load balancers, NetBackup, Backup exec, Netapp, IDS/IPS, Open/IPsec VPN's, Juniper Netscreen, VOIP, Security & virtualization, Hyper-V, VMware/Vsphere4/5.x, ESXi, TCP/IP, Linux/Windows Servers (DHCP, DNS, Squid, IIS, Apache, qmail, etc), Windows Server 2008/2012, Active Directory (2008/12), MS Exchange 2010, Office 365, VMware, Windows 7/8, BES Server, Sharepoint, PowerShell, SQL Server.

Platforms: Windows (NT, 2000/3/8, XP, Win7/8/10), Exchange 210, Linux (Red Hat, Fedora, centOS), UNIX, Solaris, MAC OS.

Networking Protocols: BGP, EIGRP, MPLS, OSPF, RIP, 802.11x, VRRP, HRSP, POE, Communication infrastructures: VPN, ATM, Frame Relay, MPLS etc. Layer 2 protocols: STP. GLBP, P/VLANs, VoIP Protocols: H248, H323, MGCP, SIP, Security protocols and services: IPSec, PKI, Firewall, PPTP, L2TP, LDAP, SSL, ACL’s, NAT, etc.

Other Protocols: BOOTP, DNS, DHCP, FTP, NTP, Radius, SMTP, RTP, IGMP, RTP, SSH, SNMP, TCP, TFTP, UDP, etc.

HW: Cisco, Juniper, Linksys, Nortel, IBM, HP, Dell, Foundry, 3COM, Allied Telesyn, D-link, Checkpoint, UTStarcom, ZTE, Huawei, Alcatel, Pfsense, SonicWall, Cisco and Juniper firewall technologies, Shoretel VOIP systems, Mitel IP phone system, Avaya IP Telephony, Asterix VOIP, Cisco Call manager etc.

Tools: Cisco tools (CNA, Cisco Works etc.), Spice works, MRTG, PRTG, Network Discovery tools, SolarWinds, Syslog, Network protocol analyzer, ping, SNMP MIB browser, Traceroute, Fiber monitoring tools, Anti-Virus Software, Network traffic analysis (PIX capture, sniffer, Nmap, tcpdump, ethereal, wireshark, Iperf, Nessus, Nagios etc. ), network usage and performance monitoring tools (Smokeping, Cacti, Intermapper), Visio, HP OpenView, HP Network Node Manager, Netcool,, Network Physics, BEM, TIVOLI, BMC, REMEDY, AUTOSYS, Service Desk Manager, Managed Engine, etc..

PROFESSIONAL EXPERIENCE

Support Specialist October 2011-To date

Systemex Communications (SC360), 112, 550 Alden Road, L3R 4N6, Markham, ON

Upgrade the data network infrastructure for all locations in Ontario (Markham, Ajax, Barrie, Guelph, London, Ottawa, and in Quebec (Head office in Montreal, Sherbrooke). Removed PFsense firewalls and installed configured and deployed Sonicwall (NSA 3500, NSA 2400, TZ 210 wireless-N) firewalls/wireless on all remote locations.

Created VPN connectivity of Markham/Montreal with all the respective sites and configured wireless access points, high availability, WAN failover with 3G modem, firewalling & security, DPI, RBL anti-spamming, DNS and DHCP services.

Maintained existing systems (servers / virtual hosts / SAN / NAS / AD / Email / IM / Web / DB), Server 2008 R2 Directory/GPO/Terminal/R$S Services, DNS, DHCP, Proxy, Webserver (IIS), applications for company.

Managing Exchange 2010 in an enterprise environment including backup and restore procedures, front end/back end setups, message flow & security, day to day administration, support, maintenance and monitoring infrastructure.

Setup and managed VMware ESX 5.x vCenter server, Vmware/Vsphere5.5, SAN/NAS configuration and management.

Installing and configuring ESX vSphere5.x remotely by using RSA/iLo cards. Installing, configuring, migrating Virtual Machines, Storage, Virtual Networks, virtualization of physical servers.

Providing support for Rogers custom applications (Citrix portal, MPA, Applaun, MPA helper, etc) to 200+ technicians.

Administering the Mitel ICT 3300 VOIP communication system with all connected Mitel 5215 IP Phones.

Using Service Desk Manager Helpdesk system for IT Support ticket creation/escalation and providing 1st, 2nd and 3rd level support and resolve problems for clients in person, via telephone or remote management.

Use FOG and Ghost imaging to install/ load custom images on various configuration items (PCs, Laptops, etc.). Setup new PCs/Laptops/Tablets/MACs, BlackBerrys, IPhone, smart phones, printers and install software for 200+ techs..

Coordinate with different vendors especially Rogers Management & Technical support engaged in problem-solving, monitoring, and installing data communication equipment and software.

IPDS Service Analyst April 2011-July 2011

IBM Canada /LobLaw, 320 Matheson Blvd West, L4R 3R1, Mississauga, ON

Infrastructure Production Delivery Services (ipds) Support Center

The IPDS Support Center of the Infrastructure Production Delivery Services (IPDS) is the level 1 organization for the Lower Environment of Loblaw. Providing Service Desk Management as a single point of contact for the Loblaw user community

Major responsibilities were implementation of incidents/alerts and coordination between different teams like Operate/Build- DBA/Unix/Wintel/NSC/NOC/IPDS Service Desk, scheduling, monitoring, reporting of Incidents, managing escalation, initiating service requests, triaging, troubleshooting and configurations using Supporting Tool Sets (VMware, NetBackup, AutoSys R11).

Provided problem and escalation management through the acknowledgement and identification of all received monitored alerts, creation of incident tickets and assignments to the IPDS level 2 through to resolution and closure.

Responsible for ongoing management, Incident / Service Request Management, structure, scheduling, operation, contacting an IPDS Tower Support Representative during pager support coverage and reporting to the Service Delivery Program Manager

Tasked performed are Monitoring Alerts using BMC/BEM, Tickets Creations & Assignment using Remedy, Creation of service requests sent by email and reply back with details, Telephonic support & resolutions, walk in support, used AutoSys R11 application for jobs creation on various servers and monitoring, implementing & updating jobs details in MS SharePoint.

Responsible for, generating the daily reports for the Operate and Build queues and Service Request reports.

Network Administrator September 2010-January 2011

Frontline Technologies, 25 Adelaide Street East, M5C3A1, Toronto, ON

Migrated existing network infrastructure to juniper devices and managed the Data Center network/NOC operations to provide the high availability of services by maintaining excellent network uptime and service quality to different clients and trading organizations including configuration and change management, network security, performance and policy monitoring, scheduling, and documentation.

Network infrastructure deployment, management, monitoring, event coordination, multiplatform (Windows 2003/2008/Linux/Unix) infrastructure support, MS-exchange 2003/2007, terminal services, VMware, applications supports, monitoring and analysis tools (Internetmapper, solar winds, wireshark, Nessus etc), ticketing and monitoring system (Remedy) to provide customer support, change, asset, and request management.

Build new/existing windows 2003/2008 servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements. Symantec Backup for business critical data protection.

Design, install and maintain/upgrade the physical/logical design of the LAN/WAN/WLAN/SAN infrastructure, maintain all network hardware and software including servers, terminal servers, switches, routers, firewalls, IDS, VPN, and load balancers, network applications and monitoring tools to monitor network traffic, utilization and performance.

Ongoing daily support to various clients on rotational shifts 24/7 with variety of assignments, escalation, and notification options to ensure fast and effective support delivery and implementing new projects with standards practices.

Regularly performs network surveillance & SLA monitoring, traffic monitoring & optimization, network performance management & optimization and also provides Level 1 and/or Level2-3 network support.

Maintained up-to-date and complete network documentation of NOC and all customers network including designs, diagrams, network changes, H/W components and configurations of all infrastructure devices.

Configured and managed Cisco Switches 2950, 2960, 3750, 3550, 3560, 2948, and Routers 2600, 1800, 2800, VOIP setup, Cisco Nexus, and other devices like Cisco firewalls PIX-515E, PIX-525 Juniper switches EX-4200, firewalls SRX-210, SRX-240, SSG-520, routers J-2350, J-6350, Sonic-wall firewalls, Linux based PFSENSES firewalls, HP Procurve/DELL/ D-Link/ 3COM/ Allied Telesyn/Foundry and POE Switches, management & monitoring tools, Wireless network/security devices.

Network & Security Admin February 2006-August 2010

Federal Government Data Centre & Intranet (FGDC & I)

Electronic Government Directorate (EGD), Ministry of IT & Telecom, Islamabad, Pakistan

Designed and implemented the overall network/system infrastructure for the Federal Government secure Data Centre & intranet physically and logically with contiguous IP addressing scheme, managed the overall network operations and provide the technical services for the implementation of the project.

Surveyed, installed and set up secure system & network LAN/MAN infrastructures for Ministries/Divisions, configured the wide range of Windows/Linux based servers and network & security devices in the deployment of FGDC &I.

Deployed the Optical Fibre Metro Ring for the interconnections of FGDC entities. Support and maintain content switching and Global Load Balancing, direct and integrate all voice technologies including Cisco Call Manager.

OSPF configuration for multi path network, BGP configuration for multiple internet connections, QOS configuration on both LAN and GRE encapsulated MPLS WANs, VPN configuration, including point to point and SSL VPN's.

Designed and implemented the information security policy and educate users, installed security software/hardware, monitored the network for security breaches, respond to cyber-attacks, and, in some cases, gather data and evidence to be used in prosecuting cybercrime.

Responsible for Windows NT/2000/2003/2008 Server management, installing, maintaining, upgrading servers, terminal services, disaster and recovery planning, backups using Symantec Backup and ensure data security from unauthorized access.

Configured Cisco 2950, 2960, 3750, 4506, 6504 Switches, 2621, 2611XM, 2811, 2801, 1841 Routers, Firewalls/ASA, PIX-515E, PIX-525, Juniper SSG-520 firewall, D-Link/Allied Telesyn/3COM switches, Nortel, Nexus, HP Procurve, Foundry switches 12GCF, Voice over IP configurations, management & monitoring tools (Solar Winds, KiWi Syslog, MRTG, Spice-Works, Cisco Network Assistant, etc) and wireless access points/routers/modems from different vendors.

Sr. Network Engineer Jul 2001- Jan 2006

AKSA TELECOM (Pvt.) Limited, AKSA SDS, GROUND Floor, STP, F-5/1, Islamabad Pakistan

Delivered technical leadership for large projects; assisted in the development, implementation and maintenance of data network communications

Supported in analyzing, designing, and implementing of networking technologies that will address client community needs and can accommodate scalability, security, and redundancy requirements

Prepared commercial feasibility and implementation plan of projects, technical & financial documents for bidding/pre-qualification and sales contract with clients

Served as project lead for multiple projects and designed, planned, installed, configured and tested various secure network/system infrastructure solutions including supply of equipment for different organization such as PTCL, PCR, IIUI, AIOU, IRI, UET Taxila, CIIT, PDL, APP, NUML using HP Procurve/Cisco/3COM/Dell technologies.

Approve / validate network configurations and design for our client’s LAN and WANs, and responsible for firewall / access control functional using Cisco Firewalls, advanced ACLs, and Checkpoint Firewall.

Organized technical and commercial presentations to the various clients in government/semi government and private sector

Hands-on configuration experience on routers, switches, firewalls, servers and optical fiber deployment, jointing & testing, data network implementation via structured cabling system, Wireless and OFC.

Design and perform installation and configuration changes to Cisco routers (Cisco Sup 720, 73xx, 38xx, 28xx, 18xx) and switches (Catalyst 650x, 450x, 37xx, 29xx) (Nexus 7000’s),

Juggle multiple projects simultaneously and effectively manage vendor relation.

EDUCATION

Sep 2007: Masters of Computer Science (Networks) Federal Urdu University of Arts, Science & Technology,

cgpa: 3.38/4 with distinction. Islamabad, Pakistan

Apr 1999: Bachelors of Computer Science Computer Science College (CSC), Alkhair University,

cgpa: 3.1/4. Islamabad Pakistan

TRAININGS AND CERTIFICATIONS

Cisco Certified Network Professional (CCNP)

Cisco Certified IOS Security Specialist (CS-CIOSSS)

Cisco Certified Firewall Specialist (CS-CFWS)

Cisco Certified Information Security Specialist (CS-CISS)

Cisco Certified Network Associate (CCNA)

Juniper Networks (JNTCP), JNCIS-ER (Specialist-Enterprise Routing) certified

Juniper Networks (JNTCP) JNCIA-ER (Associate-Enterprise Routing) certified

Microsoft Certified Professional (MCP)

Microsoft Certified System Engineer (MCSE 2000)

Microsoft Certified Database Administrator (MCDBA)

Linux Red Hat, ISP Setup Training Certificate

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