Assistant Manager (Technical) Mar 2016 - Jun 2022
Bangladesh Telecommunications Company Limited Dhaka, Bangladesh.
Assistant Manager (Technical) Mar 2016 - Jun 2022
Bangladesh Telecommunications Company Limited Dhaka, Bangladesh.
Major Roles:
Verified and validated various security requirements, including Password \& IAM Policies, ensuring strict compliance with security policies and standards, and generated detailed reports complete with recommendations.
Conducted comprehensive vulnerability assessments and penetration tests to identify and mitigate security risks.
Facilitated effective communication and information sharing across departments to enhance security awareness, fostering a culture of security collaboration.
Analyzed security audits meticulously, investigating and documenting security incidents for proper reporting and resolution.
Contributed to new product design \& marketing by providing constructive customer feedback.
Installed host-based antivirus software and maintained meticulous documentation, including patch upgrades, ensuring system integrity and traceability.
Led a high-performing team of 40 technicians, inspiring them to efficiently identify and resolve faults in the OFC backbone according to SLA standards.
Designed and executed the Optical Distribution Network (ODN) for GPON Service, enhancing network capabilities and improving service delivery.
Managed, guided, and controlled telecommunication services, conducted regular inspections of various physical assets, ensured strict adherence to maintenance schedules for all assets under jurisdiction to guarantee seamless operations and service reliability, while efficiently managing allocated funds.
Took charge during major system breakdowns, providing hands-on guidance to subordinates until systems were fully operational.
Maintained harmonious relationships between management and employees, effectively addressing employee demands, grievances, and appeals to ensure a productive work environment.
Executed diverse tasks and responsibilities as assigned by the Deputy General Manager, demonstrating adaptability and commitment to organizational goals.
Network Engineer Dec 2014 - Jan 2016
Systems Solutions & Development Technologies Limited Dhaka, Bangladesh.
Configured router, switch, optical network unit, optical line terminal, routing protocols, bandwidth profiler, charging gateway, etc. at different layers of network, planned and executed IP strategies for DO, POP, and client devices.
Monitored databases (MS SQL Server, SQLyog) and network performance using tools like Nagios, Cacti, OTRS, GC Portal, System KPI, QoS, Upstream and Downstream Bandwidth to ensure proper bandwidth allocation for customers.
Worked closely with the Fiber Team to facilitate installations of DO, POP, and Client End Device etc.
Vigorously monitored NMS events, collected logs to analyze data for decision making and prepared technical reports.
Scrutinized User Network Interface’s problems and proposed solutions to those problems.
Assistant Engineer Jan 2014 - Dec 2014
DigiCon Telecommunications Company Limited Dhaka, Bangladesh.
Managed 24/7 trouble ticket handling, efficiently segregating customer problems, resolved, escalated, or re-routed customer issues as per responsibility.
Vigilantly monitored System KPI, QoS, upstream and downstream capacity, traffic, transmission level network (IPLC, ITC, IP BW, ICX) alarms, signaling link and Link and Card Status of Soft-switch (Genview C3).
Provisioned realm, codec profile, calling plan, and routing on need basis end point & carrier for voice service.
Extracted and Verified call detail record (CDR) reports from the Billing GUI.
Generated reports for Alarm and Fault Analysis of the Equipment and Escalation.
Prepared and analyzed SIP trace and VoIP signal and other need-based Technical Reports.