Telecom Cloud and Mobile Packet Core Networks Engineer

CELFINET is a global provider of unique cellular networks’ management solutions. With a fast pace growing business, we are reinforcing our CORE team!

What you’ll be doing:

Mobile Packet Core network (5GC/EPC/PS) 5+ year experienced engineer;
Understanding of Telecom & IT Network Technologies;
Familiar with 3GPP documentation and 3G/4G/5G message flows;
Full understanding and deep knowledge of several EPC connectivity configuration possibilities towards core CS and core IMS;
Experience in analyzing Packet Core protocols (e.g.: S1AP/NAS, DNS, GTP, Diameter, Radius, HTTP);
Experience in VoLTE/VoNR/VoWiFi solutions and its requirements for Packet network elements;
Hands on experience working with AMF/MME/SGSN and UPF/S-GW/P-GW/GGSN;
KPI analysis, Optimization and troubleshooting experience;
Knowledgeable of IP Routing Protocols (OSPF, BGP, TCP/IP) and IP Networking;
DPI (Deep Packet Inspection) configuration;
Planning and defining implementation strategies;
End-to-End experience in health-check, testing, message tracing and troubleshooting for data and voice services;
Knowledgeable of virtualization concepts and environments (NFV/vEPC, Hypervisor, VMware, Openstack, VIM);
Preferable knowledge in DNS, AAA and PCRF;
Preferable vendors experience: Ericsson/ Mavenir / Nokia/ Huawei;

We’d like to meet someone with:

Electronics/Telecommunications/Computer Engineering BSc or MSc degree;
Certifications from Ericsson, Huawei, Nokia, or Cisco are a plus;
Customer facing experience in Telecom operators
Excellent verbal and written communication skills (English)
Ability to plan, organize and prioritize the responsibilities.
Good team player and with highly proactive skills;

What we have to offer:

Full time employment and competitive salary package;
Unique opportunity to work in an international company;
Be part of a highly skilled technology-driven team, eager to lead through creativity and innovation;
The opportunity to work in challenging projects with the most demanding and technologically advanced telecom operators in the world;
Access to the most recent technologies and methodologies;
Knowledge-sharing corporate culture;
Great workplace environment!

CELFINET offers its employees a comprehensive compensation package and the opportunity to work in a uniquely challenging environment within a highly motivated team. Submit today your application if you are the candidate we are looking for!