Sr. AAA Design Engineer ArchitectJob Location: Irvine, CA W2-Only Background check MANDATORY Exp: 7+Job Description: We are looking for a Senior AAA Design Engineer Architect who will be an integral part of our global communication network engineering team. The SME in the comprehensive Mobile Network Wi-Fi roaming domain, includes AAA, Diameter, Passpoint/HS2.0, EAP-SIM, EAP-AKA, EAP-TTLS, and so on.
Excellent problem-solving skills and thorough knowledge of the network.Must Haves:Strong knowledge and experience in Mobile Network Wifi roaming, Passpoint, EAP-SIM, EAP-AKA, 3GPP standard, TCP/IP, QOS, and all layers of OSI model.Extensive experience and knowledge of Authentication, Authorization, and Accounting (AAA) protocols, both RADIUS and Diameter.Strong knowledge or experience on PCRF, PCEF, Quota manager, Mediation, Billing platform, etc.Deep knowledge and experience in using 3GPP interfaces, such as S5, S6a/S6d, Gr, S9, Gx, Rx, SGi, etc.Extensive knowledge of 802.11 wireless standards, technologies, methodologies, and security practices.Strong Unix/Linux system administrator or engineering experience.Experience with Tomia or Digital Route, Salesforce, B/OSS systems.Exceptional documentation skills that can clearly articulate technical designs, issues and constraints, procedures, and network assessments.Strong communication skills and a positive attitude.Strong analytical and problem determination/resolution skills.Excellent problem-solving skills and thorough knowledge of network.Self-motivated, Self-Reliant, Self-Starting, Go-Getter, Attitude of ownership, and A strong desire to learn.Works well in an engineering environment that requires communication and collaboration with fellow team members, and cross function teams.Nice to Have:Knowledge and working experience with access control, DPI, policy control, Netflow, IPFIX, IPDR, content filter, traffic shaping and policy enforcement solutions.Experience with WLAN and WAP.Experience with Utimaco or similar lawful interception platform experience.Experience with virtualized implementation (SDN/NFV) of Network/Telco nodes under NFV, OpenStack, etc.Knowledge of Evolved Packet Core/System call flows and interworking.Working knowledge of routing protocols, such as BGP, OSPF, QoS, MPLS and MPLS VPN, etc.Interested candidates can send their resume to