Emna Belkhaoui
Düsseldorf
Overview
4
4
years of professional experience
Work History
Network Performance Engineer
Rakuten Symphony Deutschland
05.2024 - Current
- Monitored and optimized performance of Packet Core networks (EPC/5GC), focusing on key nodes such as MME, SGW, PGW, AMF, SMF, and UPF.
- Defined, tracked, and analyzed core network KPIs including latency, throughput, attach/call success rates, handover success, and packet loss.
- Designed and maintained real-time performance dashboards and automated reporting systems using OSS tools.
- Performed root cause analysis and troubleshooting of network performance degradations, interface issues, and system alarms.
- Created and submitted tickets for faults, incidents, and performance degradations to vendor support teams, and ensured timely resolution and follow-up.
- Collaborated across departments (RAN, transmission, planning) to resolve cross-functional performance and configuration issues.
- Supported capacity planning, and optimization activities to maintain SLA compliance and network efficiency.
Core Network Product Owner (Sales)
Huawei
01.2022 - 05.2024
- Solution responsible for all platforms in the core network, including PS Core, NGN, IMS, IGW, SPS, HLR, HSS...
- Prepare the quarterly inventory of core network nodes licenses, track license usage and prepare the associated commercial offer.
- Analyze the collected data from core network nodes, detect weak points and propose appropriate solutions.
- Main interface and reference point for customer engineering and technical queries.
- Plan and coordinate the implementation of core network project plans, Preparation of project documentation (HLD, LLD, commercial offer) such as 5G NSA + CUPS deployment projects, VoLTE and Cloud SPS with Tunisia Telecom operator.
- Participate in the various rounds of negotiations of technical and commercial projects.
- Participate in the different phases of RFP process with the operators Tunisia Telecom and Ooredoo Tunisia.
Core Network Engineer (Operations and Maintenance)
Huawei
06.2021 - 12.2021
Education
Bachelor - Computer Engineering and Technology
Beijing University of Posts And Telecommunications
12-2023
HSK4 certificate - Chinese language
Beijing University of Posts and Telecommunications
07.2018
The baccalaureate - undefined
Pioneer High School Bayram 5
06.2017
Skills
- 2G/3G/4G architecture
- 5G Core
- IPv4, IPv6
- OSI/TCP
- Presales Support
- Team work
- Crisis management
- Proactive
- Always eager to learn
Technical:
General:
LANGUAGES
English
Advanced (C1)
Arabic
Bilingual or Proficient (C2)
Chinese: Advanced
Upper intermediate (B2)
French
Advanced (C1)
Hobbies and Interests
Swimming, Acting, cooking, Travel
Timeline
Network Performance Engineer
Rakuten Symphony Deutschland
05.2024 - Current
Core Network Product Owner (Sales)
Huawei
01.2022 - 05.2024
Core Network Engineer (Operations and Maintenance)
Huawei
06.2021 - 12.2021
HSK4 certificate - Chinese language
Beijing University of Posts and Telecommunications
The baccalaureate - undefined
Pioneer High School Bayram 5
Bachelor - Computer Engineering and Technology
Beijing University of Posts And Telecommunications
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