Freelancer profile translated to English.
Back to original languageAbout Yassine
VoIP Engineering Specialist: Seamless and uninterrupted business communications
I provide high-level technical support to quickly resolve your IP telephony incidents:
Advanced SIP Troubleshooting: In-depth analysis (PCAP, Wireshark) to resolve registration failures, rejected calls (error codes 4xx, 5xx, 6xx), and unexpected call drops.
Audio Quality Optimization (RTP/RTCP): Fixing choppy voice, echo, and no-media (One-Way Audio) issues, and implementing Quality of Service (QoS) rules.
Security and NAT Traversal: Resolving firewall and NAT traversal (STUN/TURN, ICE) problems and configuring Session Border Controllers (SBC).
SIP Trunk & Cloud Architecture Expertise: Deployment, security, and diagnostics of your external SIP Trunk links, with mastery of integration into 100% cloud contact center environments
English
Native or bilingual
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- Intelcia IT SolutionsN3 Voice & UC Operations EngineerFebruary 2025 - Today (1 year and 5 months)Greater Casablanca, Morocco• - Resolution of SIP & RTP Issues• - Deployment of AVAYA reporting solution "CMS R20"• - Analysis of SBC SIP traces• - Deployment of an AVAYA SBCE SIP Trunk• - Acceptance testing of SIP trunks• - Implementation of an Asterisk Kamailio telephony solution• - Implementation of an RTCP monitoring solution• - Writing technical documents
- Intelcia IT SOLUTIONN2 AVAYA Operations EngineerTELECOMMUNICATIONSMay 2022 - January 2025 (2 years and 8 months)• - Monitoring of the AVAYA AURA telephony platform• - Management of telephony incidents (dead air, voice quality)• - Administration of the AVAYA AURA CM, SM, AES, ACM, SBCE telephony platform...• - Creation of SIP extensions• - Creation of agent login IDs• - Creation of skills hunt-groups• - Assignment of skills to agents• - Performing diagnostics and analysis to understand malfunctions in collaboration with the AVAYA support team• - Network traffic analysis via Wireshark• - Analysis of RTP and SIP flow• - System log analysis• - Monitoring of Full Backups• - AD account creation• - Creation of vectors (call routing scripts)• - Creation and updating of written procedures• - Administration of the Cloud telephony platform (Huawei AICC)• - Creation of call flows• - Creation of agents and softphones• - Assignment of skills to agents
- SFR BusinessSystems EngineerSeptember 2019 - April 2022 (2 years and 7 months)Casablanca, Morocco• - Management of standard and critical incidents for a converged infrastructure, respecting their life cycle.• - Performing initial analysis of problems to correct recurring incidents.• - Escalating incidents causing technical blocking for clients through appropriate channels.• - Management of supplier calls (HP, DELL EMC).• - Maintaining communication with the higher level and the client in case of major incidents.• - Performance optimization and improvement suggestions
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Education
- Master 2 (M2), Information Systems Security / Safety, Computer ScienceUniversité Hassan II Aïn Chock de Casablanca2018Master 2 (M2), Sécurité / sûreté de l''information des systèmes informatiques
- Professional Bachelor's Degree in Network Administration and Information Systems Security, Computer ScienceUniversité Abdelmalek Essaâdi Tétouan2016licence professionnelle administration réseau et sécurité des systemes d'information, Informatique