Ahmed Yassin
Cairo
Summary
High-performing Voice Design Engineer with solid background in networking protocols and VoIP technologies, with hands-on experience in design, configuring and troubleshooting Routers, Switches, SBCs and voice gateways. Proven ability to lead cross-functional teams in design, development and implementation of complex projects. Strong analytical skills and creative problem-solving abilities drive project success.
Overview
10
10
years of professional experience
Work History
Voice Design Expert
Orange Business
03.2023 - Current
- Participate with Presales team to select the best offer to the customers to match their needs.
- Set the SIP connection design with the Solution Consultants team for the new customer’s requests.
- Participate in SAM workflow with the Engineering team for the non-certified customer SBCs to validate it and to check the SIP survey fulfilled by the customer.
- Creating Low-Level Design documents based on the customer’s environment setup.
- Collaborate in new Business Talk Global projects to ensure that all services and solutions are implemented based on Orange standards.
- Working with Engineering, Product, Backbone teams to develop the new voice products and solutions.
- Self-motivated, with a strong sense of personal responsibility.
- Worked effectively in fast-paced environments.
Sr. Unified Communication Implementation Expert
Orange Business
07.2021 - 02.2023
- Collaborate in new Business Talk projects to ensure that all services and solutions are implemented based on Orange standards.
- Act as the technical SPOC for new services, technologies, or products.
- Act as internal technical reference for the team, especially during technical escalations.
- Enable the team about new voice services, technologies, or products.
- Participate in new comers enabling plan.
- Participate in internal large network transformation and migration projects.
- Used critical thinking to break down problems, evaluate solutions and make decisions.
Unified Communication Implementation Expert
Orange Business
07.2019 - 06.2021
- Building secured/non-secured SIP trunks on Orange Oracle ACME SBCs towards the customers SBCs.
- Build the interconnection between Cisco/Juniper proxy PE and the Oracle SBCs.
- Managing Orange gatekeeper and set the call routing rules and numbering plan for each site to match the customers' needs.
- Analyze/validate the SIP traces for all call scenarios that are delivered over the SIP trunks to make sure the configuration was built on the customer’s side matches Orange SIP profile.
- Run Acceptance Testing Procedure to insure appropriate voice service delivery to customers.
- Providing technical support for voice projects during planning &implementation phases.
- Configuring Sonus SBCs to enable the voice service for the BYOC services including ZOOM Meeting/Phone, Webex Meeting/Calling, Genesys PureCloud, Nice in Contact and Microsoft Operator Connect.
Network Engineer
NOOR Data Network
05.2015 - 07.2019
- Following up with the technicians team (inside the central office. and at the customer’s side) to solve the technical customers’ problems.
- Troubleshooting all shared services on different Medias (Copper & MSAN)through Company’s network on both access and core layers.
- Troubleshooting different types of problems which related to DSL subscriber interms of AAA through RADIUS/TACACS and/or BNG Router.
- Troubleshooting different type of MPLS-VRF L2/L3 instances.
- Troubleshooting different types of DSLAMs and aggregators issues.
- Troubleshoot on different types of transmissions (E1s, E3s, STM-1s and STM-4) on edge and core devices.
- Ensured smooth data migrations by coordinating with relevant stakeholders and developing comprehensive project plans.
Technical Support Engineer
Telecom Egypt
07.2014 - 04.2015
- Resolved client issues, ensuring minimal disruption to operations.
- Enhanced customer loyalty by delivering exceptional technical support services.
- Analyzed technical problems, providing prompt solutions to maintain system integrity.
Education
Bachelor of Computer Information Systems - Computer Science
Fayoum University
Egypt07-2012
Skills
- Organization and time management
- Multitasking
- Excellent communication
- Critical thinking
Certificates
- Cisco Certified Specialist – Collaboration Core - Cisco
- Cisco Certified Network Professional - Enterprise - Cisco
- Juniper Networks Certified Associate - Junos
- Cisco Certified Network Associate Routing and Switching
Languages
Arabic – Native language
English – Excellent
Timeline
Voice Design Expert
Orange Business
03.2023 - Current
Sr. Unified Communication Implementation Expert
Orange Business
07.2021 - 02.2023
Unified Communication Implementation Expert
Orange Business
07.2019 - 06.2021
Network Engineer
NOOR Data Network
05.2015 - 07.2019
Technical Support Engineer
Telecom Egypt
07.2014 - 04.2015
Bachelor of Computer Information Systems - Computer Science
Fayoum University
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