With over 19 years of experience in IT, I have developed a strong background in maintenance, risk management, quality assurance, equipment management, and resource utilization. I am skilled in maintaining highly secure IT environments and have successfully led IT teams in implementing company-wide data protection following an established security framework. I am dedicated to safeguarding valuable data and intellectual property through robust governance protocols. Additionally, I have a proven track record of leading internal and external teams to achieve challenging objectives.
Hi, I’m
Md Zaved Iqbal Choudhury
Chief Operating Officer, Network Security, Bangladesh Army
Dhaka,13
Summary
Overview
18
years of professional experience
9
years of post-secondary education
13
Certificates
Work History
Bangladesh ArmyDhaka
Chief Operating Officer, Network Security
09.2020 - Current
Job overview
- Worked with teams to develop company-wide information assurance, security standards and procedures.
- Supervise Firewall and Network Device configuration changes as per organization policy in accordance with security framework standards.
- Outlined and maintained security patching schedule to efficiently address ongoing system issues.
- Created standardized incident response program to outline immediate and consistent remediation of security breaches.
- Coordinated with third-party threat intelligence provider and maintain protections and predict threats.
- Created and implemented security network framework across overall security domain.
- Installed and maintained commercial firewall solution, working with security vendors to consistently apply best practices and software updates.
- Coordinated security initiatives with personnel at Tier III data centers, and Branch sites across 40 Locations.
- Investigated system issues and implemented resolutions to reduce downtime.
- Manage inbound and outbound security rules for email (filtering, whitelists, spam, etc.)
- Monitor and analyze email traffic for potential security threats, including phishing and spam.
- Investigate and respond to security incidents in a timely and effective manner.
- Supervise Installation, commissioning and integrating new security solutions.
- Developed and maintained company-wide endpoint security solutions.
- Completed vulnerability scans to identify at-risk systems and remediate issues.
- Manage overall operation of DDOS, WAF, EDR, SIEM, FIrewalls, Routers and Switches of Tier 3 Data Center and WAN.
- Designed standardized incident logging system to track historical incursions while helping prevent future breaches.
- Authored security and vulnerability reports, detailing logged incursions and suggesting remediation efforts.
- Offered preventive training to harden personnel against intrusion vectors such as phishing, ransomware and more.
Getco Telecommunications LtdDhaka
Assistant General Manager
08.2012 - 08.2020
Job overview
- Ensure all necessary configurations with International Carrier, ICXs, PLMN, PSTN, and IPTSP operators using various signaling protocols (SIP, SIGTRAN, and SS7) for efficient call switching and call routing.
- Design, implement & maintain a cost-effective switching Network for International gateway (HRC), CAPEX, and OPEX minimization through network topology re-alignment and ensuring necessary subsequent approvals/permission from the regulator.
- Planning of Core Network resource rearrangement for any emergency/disaster situation.
- Total management of Back Office Network Devices, Router, Switch, Firewalls.
- Scheduled employees for shifts, taking into account customer traffic and employee strengths.
- Work as Information Security Manager, formulate strategies that provide effective prevention and recovery for the organization.
- Managed budget implementations, employee reviews, training, schedules, and contract negotiations.
Ranks Telecom LimitedDhaka
System Engineer, NSS
11.2006 - 07.2008
Job overview
- Analyze daily reports of Call Seizure, Bidirectional Trunk Data, Busy Hour Report, Signaling Utilization Report, Congestion of Traffic Routes, analysis of Network Performance, and take appropriate measures to address any problem.
- Call tracing and Call testing and gave appropriate solutions to one-way calls, cross-connection, and other common DDF/CIC/Tx-Rx related problems.
- Capacity and Interconnectivity Planning of Core Network with other PSTN and Mobile Operators
Education
Bangladesh University of ProfessionalsDhaka, Bangladesh
Master of Science from Cyber Security
01.2025 - Current
University Overview
Metropolitan UniversitySylhet, Bangladesh
MBA from Human Resource Management
09.2010 - 08.2012
University Overview
CGPA: 3.67
International Islamic UniversityChittagong, Bangladesh
Bachelor of Science from Computer Science and Engineering
09.2000 - 08.2004
University Overview
CGPA: 3.36
M.C CollegeSylhet, Bangladesh
Higher Secondary School Certificate from Science
07.1997 - 06.1999
University Overview
First Division, Marks
Sylhet Govt. Pilot High School
Secondary School Certificate
07.1996 - 06.1997
University Overview
First Division, Marks: 794
Skills
Network Security Management
undefinedAccomplishments
Accomplishments
- Implementation of SOC at Bangladesh Army's Enterprise Network.
- Deploy and integrate security solutions (SIEM, WAF, DDoS, NBA, Proxy, EDR, PAM, NAC) in Bangladesh Army's enterprise network.
- Planned and successful implementation of SSL/Remote Access VPN at Bangladesh Army's Enterprise Network.
- Planned and Implementation of SDWAN in Bangladesh Army's WAN.
- Successful Implementation of QoS model throughout Bangladesh Army's nationwide network with (Router, Firewall, Distribution Switch, Access Switch) multi-vendor platform (Cisco, Juniper, Fortinet, Palo Alto).
- Implementing Mobile number portability (MNP) in ICX Getco Telecommunication and IGW HRC Technologies Ltd.
Timeline
CCNP Security
02-2025
Cisco Certified Specialist - Network Security Firepower
02-2025
Bangladesh University of Professionals
Master of Science from Cyber Security
01.2025 - Current
Cisco Certified Specialist - Security Core
10-2024
EC Council Certified Incident Handler
08-2024
EC Council Certified SOC Analyst
05-2024
Oracle Certified Foundation Associate
07-2023
CCNP Enterprise
05-2022
Cisco Certified Specialist - Enterprise Core
05-2022
ITIL® Foundation Certificate in IT Service Management
03-2021
Chief Operating Officer, Network Security
Bangladesh Army
09.2020 - Current
Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation
01-2020
Red Hat Certified Engineer
10-2019
Red Hat Certified System Administrator
03-2019
CCNA
04-2016
Assistant General Manager
Getco Telecommunications Ltd
08.2012 - 08.2020
Metropolitan University
MBA from Human Resource Management
09.2010 - 08.2012
System Engineer, NSS
Ranks Telecom Limited
11.2006 - 07.2008
International Islamic University
Bachelor of Science from Computer Science and Engineering
09.2000 - 08.2004
M.C College
Higher Secondary School Certificate from Science
07.1997 - 06.1999
Sylhet Govt. Pilot High School
Secondary School Certificate
07.1996 - 06.1997
Certification
CCNP Security
TechnicalSkills
TechnicalSkills
Networking:
· Firewall (Palo Alto, Cisco FTD, Cisco ASA, Juniper SRX, FortiGate)
· Web Application Firewall (FortiWeb)
· Email Security Firewall (Barracuda)
· Web Proxy
· DDoS (Radware)
· Routing and Switching (MikroTik, Cisco, Juniper, Huawei, Fortinet)
· Quality of Service (QoS) (Cisco, Juniper, Fortinet, Palo Alto)
· S2S VPN (MikroTikCisco, Juniper, Fortinet)
· Remote Access VPN (Fortinet)
· Network Access Control (ISE,PAM)
· Redundancy (HSRP,VRRP,GLBP)
· SD WAN
Cyber Security
· SIEM (RSA NetWitness),
· NBA(Trend Micro)
VAPT
· Nmap, Nessus, Nexpose, Wire Shark
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