Dana Hassan

Evolved Packet Core Engineer at Tishknet internet services

​

November 2014 - Present

​

Responsible for each and every core network related tasks related to Tishknet's LTE Network from the early days of deploying the network which a TDD B38/B41 LTE advanced network till the day of launching the network successfully and later expansion and deployments. Those challenges include:
1-    Designing HLD and LLD for the EPC network and applying necessary modifications to keep the network topology simpler and make it easier to implement.
2-    Responsible for LTE core product hardware installations and commissioning for MME, S-GW, P-GW, DNS, CG and SeMG following by configuring and commissioning those products properly.
3-    Managing and implementing a successful integration between HSS (Alepo product) and MME (Huawei Product) on S6a interface and diameter protocol. Fully familiarity with all S6a interface messages and attributes including AIR/AIA, ULR/ULA, NOR/NOA, PUR/PUA, IDR/IDA DSR/DSA etc…
4-    Implementing a successful integration between UGW which is S_GW+P-GW (Huawei Product) and OCS & PCRF (Alepo product) on Gy and Gx interfaces. This includes managing all of those messages over those interfaces in different use cases based on 3gpp standards. Those include CCR/CCA, RAR/RAA ASR/ASA etc...
5-     Performing some very detailed technical performance tests for several LTE MiFi and CPEs which were belong to a variety of giant device vendors such as Huawei, ZTE GreenPacket etc. this was for analyzing the performance and customization of those devices.
6-    Designing SIM profile detailed parameter and provide them with SIM vendors to create the SIM profile to be used by Tishknet’s end-users. Fully familiarity with the 4G SIM authentication procedure and data encryption/ decryption.
7-    I am quite familiar with HSS FE and BE configurations and management.
8-    Performing detailed QoS management per user profile in PGW.
9-    Implementing and performing some detailed DPI for Facebook, Twitter, LinkedIn, WhatsApp, Viber using both host based and IP based filtering.

Core Network Engineer at Huawei Technologies Co.Ltd.

​July 2010 - June 2012

During my working in Huawei, I directly participated was responsible to implement several projects. I also had daily maintenance responsibilities for different networks which were Huawei customers.
Projects include the following:
1-    Working as a member of Huawei technical Engineers on Baghdad G9-6 project, which was a new MSOFTX3000 & UMG8900 installation for Asiacell Company.
2-    Implementing signal transfer point (STP) reconstruction project for Asiacell Telecom Company, including hardware installation, software, commissioning and PAT.
3-    Working as a technical implementation engineer on installing a new ngHLR for Asiacell, including hardware and software, commissioning and PAT.
4-    Installing a new UMG8900 for Fanoos Telecommunication Company, including hardware and software commissioning and PAT.
5-    Analyzing data of KPI for Kirkuk KPI project for Asiacell to meet the customer’s demand. This included finding causes of low performance in this area through taking data from network elements to analyze them and giving the customer appropriate suggestions to fix them.
6-    Working on BTS swap project. This was a swap project from BTS to DBS for Asiacell, I supervised subcontractor work during hardware installation, then software installation and commissioning were my main responsibilities
Apart from projects, I  worked on maintenance tasks for Asiacell and Fanoos companies, which were two of Huawei customers. This includes the following:
1-    Periodical health check on the MSC and UMG products to find errors and reporting them to our customers as a part of warranty service.
2-    Hardware expansion for MSOFTX3000 and UMG8900 to increase system capacity.
3-    Software upgrade of back administrator module (BAM) server for MSOFTX3000.
4-    Patch installations.