Ruba Alamin
Lusaka
Summary
Results-driven RAN Engineer with 5+ years extensive experience in telecom sectors. Demonstrated success in implementing innovative solutions that address radio access network legacy challenges and improve performance metrics. Managed technical projects across diverse Customer Units in Middle East and Africa, ensuring business continuity. Actively pursuing opportunities within Saudi Arabia, with flexibility for relocation.
Overview
8
8
years of professional experience
3
3
Certifications
Work History
RAN Operations Team Lead
Ericsson AB Zambia
Lusaka
02.2024 - Current
- Leading 5G, 4G (VoLTE), and 3G RAN optimization on networks.
- Tuning existing features and parameters based on traffic growth and congestion.
- Performing end-to-end RAN performance analysis (capacity, utilization, features, parameters, configs), and driving issues to resolution.
- Supporting customer complaint troubleshooting and performance improvement activities.
- Managing network readiness during campaign activities, such as OOKLA/Umlaut tests.
- Providing pre-sales technical support and optimized parameters for enhanced service delivery.
- Conducting data analysis with Python, SQL, Excel, and Power BI to support informed decision-making.
- Supervising engineering teams, interfacing with customers to address requirements, and operational issues.
- Tuning existing features and parameters based on traffic growth and congestion.
- Driving customer meetings to deliver progress and insights on network improvement activities.
RAN Engineer
Ericsson AB Sudan
Khartoum
12.2021 - 01.2024
- Delivered several modernization projects across MMEA, applying tuning activities to enhance network performance, and meet SLA targets.
- Conducted LTE/3G KPI analysis to identify issues and enhance network quality.
- Performed benchmarking and case studies to support leads in developing strategic roadmaps.
- Supported drive test report analysis and troubleshooting.
CS Core Planning and Optimisation Trainee
MTN Sudan
Khartoum
09.2019 - 12.2020
- Managed ticket escalations to enhance service response times.
- Administered core network databases, including timers, protocol versions, and routing parameters.
- Implemented ISUP and ISDN services, including SCs, USSD, and PBX/IVR configurations.
- Analyzed KPI reports for G/MSCs, HLR/VLRs, HSSs, and MGW utilization to monitor performance.
Trainee
Zain Sudan
Khartoum
06.2018 - 08.2018
- Acquired knowledge of network topologies to strengthen technical proficiency.
- Studied network standardization principles for compliance with industry regulations.
- Gained exposure to various departments, including Radio, Core, and Transmission.
Education
Master of Science - Artificial Intelligence
University of Wolverhampton
UK, Wolverhampton02-2025
Bachelor of Science - Electronic Engineering
University of Medical Sciences And Technology
Khartoum, Sudan08-2019
Skills
- RAN Optimization
- Project Management
- Network Performance Troubleshooting
- Coverage Gap Analysis
- Python/VBA
- Executive Level Reporting
Projects and Activities
- Airtel Zambia 5G Rollout on NR3500 (2024-Present)
- MTN South Africa Managed Services RAN Operations (2023–2024)
- Aritel Rwanda LTE Expansion on L2600 TDD Sites (2022–2023)
- Djibouti Telecom LTE Expansion on L1800/L2100 Sites (2021-2022)
- Zain Sudan LTE Expansion on L900/L1800/L2100 Sites (2020-2021)
Languages
English
Proficient (C2)
C2
Arabic
Native
Native
References
References available upon request.
Certification
Ericsson Certified Associate – Swap and Modernization, NRO & NDO Services
Timeline
RAN Operations Team Lead
Ericsson AB Zambia
02.2024 - Current
RAN Engineer
Ericsson AB Sudan
12.2021 - 01.2024
CS Core Planning and Optimisation Trainee
MTN Sudan
09.2019 - 12.2020
Trainee
Zain Sudan
06.2018 - 08.2018
Master of Science - Artificial Intelligence
University of Wolverhampton
Bachelor of Science - Electronic Engineering
University of Medical Sciences And Technology