Senior C++ Engineer with Core processing experince Full Time NEW

EgyBell is hiring C++ Core Processing & 5G Protocol Engineer for a multinational telecommunications company.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related fie
• ld3–10 Years of Experien
• ceFluent English communication skills, both written and spok
• enExcellent working knowledge of 5G Standalone (SA) architecture: AMF, SMF, UPF, AUSF, NRF, PCF, and associated N-interfac
• esDeep understanding of 5G NAS (N1/N2) signalling procedures: registration, session management, handover, and authenticati
• onStrong familiarity with 3GPP TS specifications (38.xxx, 23.xxx, 29.xxx series) — able to read, interpret, and implement from raw specs, and independently pick up new or emerging 3GPP protocols with minimal hand-holdi
• ngExperience with PDU decoding, xDR/CDR generation, and protocol dissection in production syste
• msAbility to write protocol dissectors or decoders from scratch using 3GPP specs as the primary referen
• ceWorking proficiency in C and Modern C++ (C++14 minimum): able to read, modify, build, and debug C++ services using CMake and Conan, and trace data flows between C++ processing engines and downstream servic
• esUnit and integration testing with GoogleTest or doctest, including test harnesses that replay captured protocol data to validate decoder correctne
• ssActively uses AI coding assistants (Claude, GitHub Copilot, or equivalent) as part of day-to-day C++ development, including for 3GPP spec interpretation and generating or refactoring protocol co

Preferred qualification

• s:Familiarity with DPDK, pcap, or Napatech SDK for hardware-accelerated packet captu
• reHands-on experience decoding or implementing 5G SA protocols: NGAP (N2), GTPv2-C, and HTTP/2-based Service-Based Interface (SB
• I)Understanding of 4G/LTE architecture and protocols (S1AP, GTPv1-U, Diameter Gx/Gy) as a baseli
• neAnalytical thinker with strong problem-solving abiliti
• esStrong ownership and accountabili
• tyCollaborative team player who communicates clearly and effective
• lyCommitted to quality, reliability, and continuous improveme
• ntSelf-motivated and proactive