Zubair Ali, Network Security Engineer

Zubair Ali

Network Security Engineer

Dell Technologies

Location
United Arab Emirates - Dubai
Education
High school or equivalent,
Experience
15 years, 2 Months

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Work Experience

Total years of experience :15 years, 2 Months

Network Security Engineer at Dell Technologies
  • United Arab Emirates - Dubai
  • My current job since January 2022

Project: Emirates Transport
Payroll: VaporVM IT Services
 Responsible for managing the complete network and security infrastructure @ Emirates Transport in Dubai along
with 57 remote Branches connected VIA MPLS.
 The Setup includes Installing, Maintaining, and troubleshooting of all the network devices such Firewall (Huawei
USG 6620, Palo Alto PA-5220), BIG-IP F5, Cisco ISE, Cisco Switches, Routers and Cisco unified communication
manager.
 Monitoring Network and security infrastructure using Manage Engine.
 Enhancing the security on core and Perimeter firewall.
 Directing the SOC team for any security and Network improvement.
 Knowledge Transfer and Training of the Implemented Project.
 Creating risk register for Network and security infrastructure.
 Upgrade CUCM with Etisalat Managed service migration and adding service such as cisco jabber, cisco
meeting services, ISDN gateway redundancy and Billing service for call reporting.
 Designing WAN and perimeter security infrastructure during FEDNET Migration
 Wireless Infrastructure design for Emirates Transport across 57 Location on Cisco Meraki
 Involved in Network and Security designed architecture for Data center upgrade.
 Managing Etisalat managed service project.
 Troubleshooting of live traffics on Palo Alto and Fortinet Firewalls
 Allowing or denying communication as per requests from Customer on Palo Alto and Fortinet Firewalls
 Application Delivery control management on F5 (LTM)

Analyst at Cisco Systems,
  • United Arab Emirates
  • November 2018 to June 2020

Project: Federal Network (FEDnet), UAE Telecom Regulatory Authority (TDRA)
Payroll: Gulf Business Machine (GBM)
 Providing support to Federal Government Entities for shared and Government to Government Services
 Monitoring FEDnet Network and Services in 24x7 operation on HP-BSM and NNMi
 Logging requests or incidents and providing end to end solution towards hosted services or vDC
 Troubleshooting of live traffics on multi-context ASA environment.
 Allowing or denying communication as per requests from Federal Entities on ASA/IPS
 Troubleshooting email communication on Email security appliance
 Investigating issues of latency and high utilization of links or devices
 Logging cases and coordination with multi vendors (Etisalat, DU and Cisco)
 Checking health of Firewalls, Routers, Switches, Load Balancers, IPS, ESA, WSA and etc.
 Backup of devices via Cisco Prime Infrastructure
 Upgradation of IOS or platform of multiple device
 Troubleshooting of VPN (IP Sec and Remote Access) on ASA Firewall
 Close co-ordination with SOC team to ensure the security of network and operations.
 Monitoring DDoS attacks on Arbor Pravail Devices and logging case with DU
 Co-ordination with internal teams (CCC and SOC) on incident and cases
 Engages into migration process of new entities and to configure devices accordingly.
 Generating and Analyzing various reports for the entities from NNMi

Senior Network Engineer at Wateen Solutions
  • Pakistan
  • November 2013 to November 2018

Team lead of OMV project
 Hands-on experience of Cisco Data Center products including Nexus 2K, Nexus 5K & Nexus 7K
 Hands-on experience of Cisco Data Center Technologies including, VDC, vPC & FCoE
 Hands-on experience of CUCM, IM & Presence, Expressway-E, Expressway-C, TMS, Huawei SC server and Huawei
SMC server.
 Hands-on experience Cisco MX series including MX300, MX700 and MX800, Cisco SX series including SX20, SX80
Cisco DX series including DX70 and DX80 Huawei RP series including RP-100 and RP200 and RP9050
 Hands-on experience of Huawei Wireless controller AC6605 and Access Points
 Installation of CUCM 9.x & integration with CUBE
 24x7 support of OMV SLA
 Deployed DR site for Bank of Punjab including Catalyst 4506, 2960, 3560, 3945-ISR, 891-F Routers
 Implemented IPSwitch Whatsup Gold
 Led the set-up for more than 1000 cellular sites (Cisco Wireless, Core switch, Router and Access Switches)
 Led a team of 6 Network Support Specialists for routine maintenance of Warid Telecom satellite Network
 Configured, installed and troubleshot various network devices and services such 3400, 2941
 Provided thought leadership management in defining, implementing, ensuring, measuring & continuous
improvement of Warid RAN-Optimization process along with quality standards, frameworks, practices and
measurements.
 Python Scripting to automate the router configuration backup

Network Engineer at Space Eyes Computer College
  • Pakistan
  • March 2012 to March 2013

Implementation and troubleshooting of Routing and switching protocols.
 IOS upgradation and password recovery of Network devices
 Implementing technology planning and direction, strategy development, leadership and implementation,
business and operational transformation execution and business solution delivery
 Following procedures, change management best practices, ensured network availability and maintenance of
disaster recovery stance.
 Working in the Network and Infrastructure Section team including Local Area Network (LAN), Wide Area Network
 (WAN) and Wireless in implementing the organization’s IT standards, framework, and strategy
 Providing technical support for troubleshooting complex issues effectively while ensuring minimum downtime &
maximum availability of network

Security Engineer
  • January 2001 to January 2006

PureCS IT Infrastructure, Abu Dhabi
Project: CONFEDENTIAL
 Providing support to Government Entity (CONFEDENTIAL)
 Troubleshooting of live traffics on Palo Alto and Fortinet Firewalls
 Allowing or denying communication as per requests from Customer on Palo Alto and Fortinet Firewalls
 Application Delivery control management on F5 (LTM)
 Investigating issues of latency and high utilization of links or devices
 Logging cases and coordination with multi vendors (CISCO, PALO ALTO, FORTINET AND F5)
 Checking health of Firewalls, Routers, Switches, Load Balancers etc.
 Backup of devices
 Upgradation of IOS or platform of multiple devices

Education

High school or equivalent,
  • April 2022

courses: CCIE (Cisco Certified Internetwork Expert- Data Center/RS/Sec Written) (CSCO12090238)  CCNP (Cisco Certified Network Professional) (CSCO12090238)  CCNA (Cisco Certified Network Associate) (CSCO12090238)  HCIE (Huawei Certified Internet Engineer) (Written)  HCIP (Huawei Certified Internet Professional) (01020010380803893497051)  PCNSE (Palo Alto Certified Network Security Engineer (SKNE6CS1BNBQ1S9X)

Bachelor's degree, Computer Sciences
  • at University of Gujrat
  • January 2011

courses: CCIE (Cisco Certified Internetwork Expert- Data Center/RS/Sec Written) (CSCO12090238)  CCNP (Cisco Certified Network Professional) (CSCO12090238)  CCNA (Cisco Certified Network Associate) (CSCO12090238)  HCIE (Huawei Certified Internet Engineer) (Written)  HCIP (Huawei Certified Internet Professional) (01020010380803893497051)  PCNSE (Palo Alto Certified Network Security Engineer (SKNE6CS1BNBQ1S9X)

Specialties & Skills