PS Core Network Engineer - Colombia (J713) Bogotá, Colombia
PS Core Network Engineer,
( PS, Packet Switch, 3GPP, GPRS, UMTS, LTE, Affirmed Networks, GGSN / PGW, DPI, PCRF, Radium )
An international technology company have an immediate need for a PS Core Network Engineer to join their team in Bogota, Colombia.
We are looking for candidates with 5-10 years industry experience with packet core / IP network, architecture, and protocols (3GPP GPRS/UMTS/ LTE).
You should have strong knowledge and hands-on experience with testing/integration of LTE Core (MME/SGW/PGW) and associated network architecture/interfaces (HSS, DNS, PCRF, Accounting server, DRA, DPI, etc).
The successful applicant will responsible for the Packet Switching (PS) Core Network design and delivery and also the design and implementation / maintenance of GSSN, PGW, DPI, Firewalls… for various countries.
Skills:
- 5-10 years industry experience with packet core/IP network, architecture, and protocols (3GPP GPRS/UMTS/ LTE).
- Strong knowledge and hands-on experience with testing/integration of LTE Core (MME/SGW/PGW) and associated network architecture/interfaces (HSS, DNS, PCRF, Accounting server, DRA, DPI, etc).
- Experience with LTE core system protocol and call flows of various interfaces such as S1-MME, S1-U, S6a, S2a, S6b, S11, Gx, and Gy.
- Circuit switched communications protocols such as SS7 (including SCCP, TCAP, MAP), SCTP (SIGTRAN), Diameter, GTPv1, GTPv2).
- Voice convergence technologies, including IMS (including VoLTE and VoWiFi).
- Good understanding of Policy Control (PCEF, PCRF).
- Hands on with sniffers, Wireshark and testing tools advanced mode.
- Understanding of 3GPP, ITU-T and ANSI standards.
- Understanding of roaming agreements and IR.21, including IREG testing.
- Online Charging System (OCS) and CAMEL in billing and call control.
- Strong writing and documentation skills are needed to develop reports.
- Experience on Affirmed Networks GGSN/PGW, DPI and PCRF.
- Opensource Radius and DNS.
This is a great opportunity to work for a growing technology company, for further details and a full job please send your CV or call us today.
( PS, Packet Switch, 3GPP, GPRS, UMTS, LTE, Affirmed Networks, GGSN / PGW, DPI, PCRF, Radium )