AL MAMUN
Dhaka
Summary
Telecommunications leader guiding network planning, optimisation, service assurance, and internet traffic engineering across mobile and IP services. Leads cross-functional teams, aligns multivendor network strategy, and improves performance through data-driven decisions that strengthen customer experience, capacity, and operational efficiency.
Overview
23
23
years of professional experience
Work History
Head of Internet Service — Technology Division
Grameenphone Ltd.
04.2024 - Current
- Drove application performance improvements by partnering with Facebook, Google, TikTok, Netflix, and IMO.
- Lead upstream performance strategy, partnering directly with IIG partners to strengthen service quality and reliability.
- Use upstream analytics — protocols, routing, traffic flows, destinations, and CDN behavior — to guide data-driven network decisions.
- Work with the managed services partner to shape traffic management strategy and lift internet service performance.
- Analysed traffic patterns, bandwidth utilisation, and capacity needs against forecasted demand to ensure network readiness for growth.
- Managed bandwidth assurance and utilisation with IIG partners, overseeing sourcing, PR/PO processes, RFIs, and RFQs while balancing performance and cost.
- Design and implement caching and content-delivery strategies that improve service efficiency.
- Collaborate with network engineers and system administrators to deploy and configure traffic optimization solutions.
- Track KPIs to measure the effectiveness of traffic strategies and identify where further optimization is needed.
Head of Central Optimization — Technology Division
Grameenphone Ltd.
04.2023 - 03.2024
- Directed nationwide network optimization strategy, driving continuous improvement in coverage, capacity, and quality of experience.
- Directed technical guidance for optimization engineers, ensuring consistency in tools, parameters, and best practices across the division.
- Implemented data-driven optimization practices, identifying performance bottlenecks and prioritising targeted corrective actions.
- Collaborated with regional and central teams to standardise optimisation methodology across all circles, enhancing overall process consistency.
Head of Dhaka Circle Planning & Performance — Technology Division
Grameenphone Ltd.
10.2019 - 03.2023
- Directed the team’s network planning and optimization work, analyzing performance and identifying practical solutions across existing and new technologies.
- Established and tracked quarterly and annual KPI targets for circle network planning, ensuring alignment with strategic objectives.
- Guided cross-functional technology and commercial teams to make the best use of available infrastructure and resources for stable service delivery.
- Delivered innovative network solutions enhancing customer experience across Dhaka Circle.
- Partnered with the circle business team to support customer experience goals and business growth.
- Cultivated stakeholder relationships and facilitated cross-functional alignment to support seamless service delivery across the circle.
- Led customer-centric service management, following through on resolution of key issues.
General Manager (from Deputy General Manager) & Head — Voice & Data Service Assurance
Grameenphone Ltd.
06.2014 - 09.2019
- Managed end-to-end Voice and Data QoS, achieving high levels of customer satisfaction.
- Directed voice network quality and customer experience initiatives, conducting performance audits to identify improvement areas.
- Led Voice & Data Service Assurance team, enhancing network reliability and customer trust.
- Set Voice & Data service KPI targets for the Technology Division and built strategy to meet them.
- Led customer-centric service management and issue resolution follow-up.
- Managed stakeholder relationships and cross-functional alignment.
- Reported Voice and Data service performance to management on a regular basis.
- Supported people development and talent management within the team.
Lead Engineer (from System Engineer) — Radio Planning
Grameenphone Ltd.
01.2005 - 05.2014
- Standardised radio parameters and features, recommending optimisation algorithm changes to enhance network performance.
- Improved network quality through ongoing radio design optimization.
- Planned UMTS 2100 coverage and capacity.
- Supported quality expansion planning and implementation to meet future traffic demand.
- Delivered micro-cell implementation, mobile BTS deployment, and customized event-based network solutions.
- Managed radio resource dimensioning for optimal capacity.
- Conducted periodic field assessments across Dhaka city and strategic locations, identifying and resolving coverage black spots to improve service quality.
- Ran field surveys and TEMS drive tests to assess radio network coverage and quality.
- Addressed radio-related customer complaints, providing technical support during commercial campaigns to ensure service satisfaction.
Lecturer — Electrical and Electronic Engineering Department
American International University-Bangladesh (AIUB)
08.2004 - 12.2004
- Delivered Electronics and Telecommunications courses, developing engaging course materials, assessments, and providing timely feedback on results.
- Designed, planned and taught lectures based on curriculum requirements and exams.
- Conducted lab classes in digital logic controllers and electrical circuits, facilitating hands-on learning through practical materials, assessments, and grading.
- Used diverse teaching methods, including lectures, presentations and class activities to deliver curriculum.
- Provided academic guidance to students during study sessions to support achievement of target grades.
Assistant Engineer — Electrical & Electronics Division
Kader Synthetic Fiber Ltd.
04.2004 - 07.2004
- Reviewed and integrated PLC design to enhance system functionality and reliability.
- Designed and integrated power systems during plant erection phase to ensure operational readiness.
- Assisted in review and preparation of engineering plans, specifications and reports.
Education
B.Sc. Engineering - EEE
Bangladesh University of Engineering & Technology
Dhaka01-2004
H.S.C. - Science
Notre Dame College, Dhaka Education Board
Bangladesh01-1997
S.S.C. - Science
Balijuri F.M. High School, Dhaka Education Board
Bangladesh01-1995
Skills
- Network optimisation
- Traffic performance analysis
- Content delivery optimisation
- Capacity planning
- Service assurance management
- RAN design solutions
- Radio access technology solutions
- Network traffic analysis
- Spectrum efficiency and re-farming
- Technical project leadership and analytical problem solving
- Operational efficiency and performance
- Technical direction
- Data-driven decision making
- Project execution strategy
- Strategic partnership development
- Cross-functional leadership
- Cross-department collaboration
- Team performance management
- Team development and leadership
- Leadership development
- Customer focus
- Service quality enhancement
- Content delivery strategy
- Routing protocol management
- Strategic analytical thinking
- Problem-solving
- Communication skills
- Executive stakeholder engagement
- Multivendor features and parameter expertise
- Problem-solving
- Communication skills
Timeline
Head of Internet Service — Technology Division
Grameenphone Ltd.
04.2024 - Current
Head of Central Optimization — Technology Division
Grameenphone Ltd.
04.2023 - 03.2024
Head of Dhaka Circle Planning & Performance — Technology Division
Grameenphone Ltd.
10.2019 - 03.2023
General Manager (from Deputy General Manager) & Head — Voice & Data Service Assurance
Grameenphone Ltd.
06.2014 - 09.2019
Lead Engineer (from System Engineer) — Radio Planning
Grameenphone Ltd.
01.2005 - 05.2014
Lecturer — Electrical and Electronic Engineering Department
American International University-Bangladesh (AIUB)
08.2004 - 12.2004
Assistant Engineer — Electrical & Electronics Division
Kader Synthetic Fiber Ltd.
04.2004 - 07.2004
B.Sc. Engineering - EEE
Bangladesh University of Engineering & Technology
H.S.C. - Science
Notre Dame College, Dhaka Education Board
S.S.C. - Science
Balijuri F.M. High School, Dhaka Education Board