Ajmal khan, Senior Network Security Engineer

Ajmal khan

Senior Network Security Engineer

Intertec Systems

Location
United Arab Emirates - Dubai
Education
Bachelor's degree, Computer Science
Experience
17 years, 7 Months

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Work Experience

Total years of experience :17 years, 7 Months

Senior Network Security Engineer at Intertec Systems
  • United Arab Emirates - Dubai
  • July 2022 to January 2023

Intertec Systems, Business Bay, Dubai, July 2022 - Jan 2023

● Working as Senior Tech support engineer in Networking for CBI (Commercial Bank International) banking client providing end-to-end support in project implementation, new branch project, BAU support in firewall Implementations, Email Gateway, Internet access for users in Bluecoat proxy and Cisco ACS, IP’s block in Tipping point IPS, Avaya VOIP, and application load balancing in F5 LTM LB.
● Working on Vulnerability assessment on Cisco Switches, Routers, and policy compliance with AlgoSec in Palo Alto and Cisco Firewalls. Software version upgrade on all security devices on a bi-yearly basis, resiliency Drill activity and PRTG Monitoring tool. Experience in working with incident ticket handling using BMC remedy Tool.

Senior Network Security Engineer at Wipro Limited
  • India - Chennai
  • December 2013 to July 2022

● Worked as Network Security Consultant in Loreal France, Riyadh Airports Company and Bahrain Steel Project, providing end to end support in transition, Implementation, and BAU Support in Forti Manager, FortiGate 1500D Perimeter Firewall on SD-WAN technology and VPN (Site-2-Site & SSL), Panorama, Palo alto 5220 Datacenter Firewall for supporting all vital business airport-related applications and servers with 99.9% uptime with HA Fashion
● Worked as Service lead in network security discipline by designing and implementing Cisco Security solutions for mid to large Enterprise environments involving Cisco ASA Firewalls, FirePOWER services, IPsec VPN, Firewall Cleanup and Audit, Firewall transition, Firewall product Migration and Smartnet procurement
● Provided end to end support for building new site office start from firewall procurement, LLD & HLD preparation, L3 device implementation, supporting LAN switch & voice device connectivity, troubleshooting in global Wi-Fi, meraki switch connectivity, VPN, auto-failover/link redundancy, ether channel and Dolby phones.
● Performed the firewall cleanup assessment for 100+ Cisco NextGen firewalls in 14 different African countries in Airtel Project and 4 Datacenter Palo alto firewalls, 85 Branch Palo alto FWs and 4 Perimeter FortiGate Firewalls in RAC projects, FortiManager and FortiAnalyzer in Loreal Project.
● Implemented Zone-Based Firewalling and Security Rules related to Airport applications configured in Data Center Palo Alto Firewalls; deploying firewall related changes including firewall OS upgrade, SD-WAN, NAT, VPN’s, Airports related SITA/FIDS/GACA application access in Palo alto DC and FortiGate Perimeter FWs, in accordance with security approval via proper change management
● Worked on Cisco FireSIGHT Management Server and FirePOWER device module deployment, administrating and license procurement in Cisco ASA 5515-x - 5545-x and 5506, 5508 & 5516 and Inline IPS sensors
● Performed hardware migration from ASA 5520/5540 to NextGen ASA 5525/5545 and from ASA 5525 to NextGen FortiGate 400E Firewall in 3 DC firewalls in HA mode and 24 Customer network/Branch Firewalls
● Administering Customer's Datacenter Firewall Compliance and remediation Process monthly in Palo alto and Cisco ASA Firewall using Algosec compliance tools and reporting
● Worked on AlgoSec compliance tool (AlgoSec Firewall Analyzer - Ver v2017.3.130-b33) for fetching the audit reports to remediate the risky rules and other risk factors as part of Rulebase Optimization
● Managing a team of 15 security engineers who are responsible for configuring/troubleshooting 200+ security devices in customer networks
● Worked on Solarwinds using Network performance monitor (NPN), Cisco CSM, and ACS Server for managing and configuring network devices and prompt resolution of network outages, issues, and authentication purposes

IT Analyst at Tata Consultancy Services
  • India
  • August 2010 to November 2013
Network Engineer at Lanware Consulting Pvt Limited, Navi
  • India
  • January 2008 to August 2010
Support Engineer at Fourth Dimensions Technologies
  • India
  • April 2007 to November 2007
Manager at Manappuram Group of Companies
  • India
  • June 2005 to April 2007

Education

Bachelor's degree, Computer Science
  • at Bharathidasan University
  • January 2004

courses: CERTIFICATIONS ● Cisco Certified Network Associate (CCNA), CSCO10721392 ● ITIL V3 Foundation Certificate

Specialties & Skills

firepower FTD
Project Management
IT Infrastructure
Checkpoint
Cisco Security
ANTI VIRUS
BANKING
BUSINESS INTELLIGENCE
CHANGE MANAGEMENT
COMPUTER HARDWARE
CONTENT MANAGEMENT
CUSTOMER RELATIONS

Social Profiles

Personal Website
Personal Website

URL removed due to policy violation. Please contact support for further information.

Languages

English
Expert
Tamil
Native Speaker
Hindi
Beginner
Malayalam
Beginner

Training and Certifications

CCNA (Certificate)

Hobbies

  • Spend time with my family and Shopping
    ● Received two times best performer Award for Firewall Compliance and Remediation and New site build Activity (Wipro Technologies) ● Obtained two times best performer Award for Data Center Migration and Datacenter Build Activity (Tata Consultancy Services) ● Gained appreciation from Riyadh Airports Project for upgrading FortiGate & Palo alto Firewall without downtime