Sr Network Engineer

Experience: 10+ years Strong knowledge in LTE/UMTS/GPRS with basic IMS knowledge is desired. Experience with Wireless Data Core networks, Architecture, Protocols and Interfaces. Knowledge of Policy and Charging elements within the packet core; PCEF, PCRF, Client, OFCS, OCS. Good understanding of Wireless Operator's end end Network Expertise in creating test plans for system level and feature level testing. Experience with LTE core system interfaces and protocols such as S1 MME, S1 U, S6a, S11, S5/S8, Rx, NAS, S1 AP, RRC, GTPv 2c, GTP U, SGs AP, Gn, Gx, Ga, Sy is desired.