Md Sajibull Islam Sajib
Radio Access Network And In-Building Solution Expert
Flat-406, House-76, Road-8/A, Dhanmondi R/A, Dhaka
Summary
Proactive, self-motivated, and highly focused team player with more than 14 years' experience in 5G, 4G, 3G, and 2G Radio Network Planning, Optimization and In-Building Solution (IBS). Pursuing a career in an expert and leadership position using knowledge, skill, and competence in the best possible way for achieving the goals and take on challenges for the upcoming technologies.
Overview
15
15
years of professional experience
5
5
years of post-secondary education
1
1
Certificate
2
2
Languages
Work History
Senior NPO Engineer
Nokia Solutions and Networks Bangladesh Ltd.
Dhaka
02.2019 - Current
- Working as network performance team lead in different overseas projects
- Leading a team for end-to-end cluster optimization of 2G, 3G and 4G.
- Prepare plan and configuration data for Banglalink 2G, 3G, and 4G swap and SRAN deployment.
- Performed site configuration and radio planning data preparation from TSSR.
- Verify site parameters, planning, and configuration data before and after swap.
- Drive test report analysis and carry out necessary optimization activities.
- Cluster SSV reports analysis and take actions for rectification.
- Worst cell analysis and execute optimization for improvement.
- Cluster final PAC report of DT and KPI submission to customer
- Handle customer complaints and provide solutions within SLA.
- Advanced data analytics of pre-swap and post-swap KPI using Power BI.
4G and 3G Consultant and Team Lead
Huawei Technologies (Bangladesh) Ltd
Tehran
12.2014 - 06.2018
- Was responsible for end-to-end delivery of RAN planning and optimization services of 3G and 4G.
- Regularly monitored KPI of worst cells and performed necessary optimization and tuning.
- Monitored network, city and cluster level KPI (Key Performance Indicators) and took urgent action for any issue.
- Checked drive test reports and carried out parameter optimization or antenna tuning activities.
- Performed troubleshooting to resolve RAN problems such as high UL interference, TX issue, capacity shortage, hardware problems etc.
- Prepared 3G and LTE baseline parameters setting and SHELL scripts.
- Mentored and trained team to improve their competencies in planning and optimization.
Senior RNP and RNO Engineer
Huawei Technologies (Bangladesh) Ltd.
Dhaka
11.2013 - 01.2015
- Prepared RAN design data for 3G deployment during Grameenphone network modernization.
- Monitored network and cell level KPI and carried out necessary optimization for any worst cell.
- Prepared drive test report for PAC and FAC.
- Monitored project delivery and presented reports to top management and customer.
- Managed and mentored team of 5 dedicated members for delivering planning and optimization services to customers.
Services Engineer
LM Ericsson Bangladesh Ltd.
Dhaka
10.2011 - 11.2013
- Designed and planned 3G and 2G network for different operators of Myanmar namely Telenor, Ooredoo and YTP.
- Assisted in planning of 3G network of Robi, second largest operator in Bangladesh.
- Managed Dhaka metro zone of Airtel Bangladesh network as part of service agreement.
- Optimized radio network of Robi after 2G swap from Alcatel Lucent to meet KPI target.
- Mentored and trained stakeholders and vendors on In-Building Solution (IBS) and repeater solutions.
Senior System Engineer
Grameenphone Ltd.
Dhaka
09.2007 - 10.2011
- Assisted in planning and design of macro sites in Dhaka city, most densely populated city in the world.
- Planned and designed more than 100 In-building (IBS) and 200 repeater sites all over Bangladesh.
- Successfully managed different high-profile events to meet radio network coverage, capacity and quality target.
- Completed technical feasibility analysis, planned and designed pilot sites for small cell deployment.
- Accomplished immense task of swapping existing network of Grameenphone from Ericsson to Huawei
Education
Bachelor of Science (B.Sc.) - Electrical and Electronic Engineering
Bangladesh University of Engineering And Technology (BUET)
Dhaka 04.2002 - 06.2007
Skills
Radio Planning and Optimization, In-Building Solution, Distributed Antenna System (Active/Passive), Repeater
Certification
Ericsson 2G, 3G, 4G RAN; Huawei 2G, 3G, 4G RAN; Nokia 2G, 3G, 4G RAN (SRAN), 5G (Basic)
Timeline
Senior NPO Engineer
Nokia Solutions and Networks Bangladesh Ltd.
02.2019 - Current
4G and 3G Consultant and Team Lead
Huawei Technologies (Bangladesh) Ltd
12.2014 - 06.2018
Senior RNP and RNO Engineer
Huawei Technologies (Bangladesh) Ltd.
11.2013 - 01.2015
Services Engineer
LM Ericsson Bangladesh Ltd.
10.2011 - 11.2013
Senior System Engineer
Grameenphone Ltd.
09.2007 - 10.2011
Bachelor of Science (B.Sc.) - Electrical and Electronic Engineering
Bangladesh University of Engineering And Technology (BUET)
04.2002 - 06.2007
Tools
- Mentum Planet, QGIS, MapInfo, Atoll, MCOM (Ericsson), UNet (Huawei), TEMS Planner
- iBwave, AutoCAD
- Power BI, Power Query, Power Pivot, DAX, Tableau, Google Data Studio, Excel (Advanced)
- Nokia SRAN, Nokia NetAct, WebEM, Nokia NPM, Business Object (Ericsson), Ericsson OSS (Operation and Support), WinFIOL, Ericsson GPEH, Ericsson UeTR & CTR, U2000/M2000 (Huawei)
- TEMS Investigation, Actix, GENEX Probe & Assistant (Huawei)
- VBA, SHELL Script, SQL, HTML, CSS, JavaScript, Python
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