Senior Core Network Project & Design Engineer

Vodacom · Kinshasa

Senior 🇬🇧 English

GSM EWSD SSS network database IP networking 3GPP packet core MME SGSN SGW GGSN PGW PCC PCRF OCS IPv4 IPv6 TCP/IP PPP IPSec OSPF BGP GTP CAP RADIUS RANAP DIAMETER DNS QoS LTE UMTS GSM/GPRS SIP VoIP soft switch

Job description

About the role

The Senior Core Network Project & Design Engineer is responsible for the end‑to‑end lifecycle of Vodacom's packet core platforms, including planning, design, deployment, operation, and quality assurance. The role ensures seamless national and international roaming, budget compliance, and vendor coordination.

Key responsibilities

Design and document technical solutions for PS, IMS, PCRF, CSDB, NTP and related core network nodes.
Provide third‑line support to operations for 3GPP packet‑core issues.
Prepare, plan and execute the core network budget, manage purchase orders and supplier documentation.
Oversee vendor projects, SLA compliance, equipment capacity monitoring, and end‑of‑life/equipment‑obsolescence planning.
Support billing, corporate APN/PBX integration and third‑party product integration.
Monitor and configure roaming, data and voice services for 2G/3G/4G partners.
Maintain SIP‑based telephony platforms, soft switches and IP‑PBX systems.

Required profile

Bachelor’s degree in IT, Engineering or related field.
At least 8 years of experience in a telecom environment.
Proven hands‑on experience with GSM, EWSD, SSS network databases.
Strong understanding of mobile core architectures (MME, SGSN, SGW, GGSN, PGW, PCC, PCRF, OCS) and IPv4/IPv6.

Required skills

IP networking and 3GPP packet‑core systems.
Protocols: TCP/IP, PPP, IPSec, OSPF, BGP, GTP, CAP, RADIUS, RANAP, DIAMETER, DNS, QoS.
LTE, UMTS, GSM/GPRS call flows and network topology.
Protocol testing for UMTS/LTE and end‑to‑end system testing.

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Published 3 months ago

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Vodacom

Kinshasa

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