- BAE Systems (Herndon, VA)
- …and off-net call routing in the 5ESS + Troubleshoot Signal Syste 7 ( SS7 ) connectivity to Public Switched Telephone Network (PSTN) + Perform de-grow procedure to ... Service Module (RSM) + Troubleshoot TDM PRI issues + Troubleshoot TDM SS7 issues + Troubleshoot routing with PSTN service provider **Preferred Education, Experience,… more
- System One (Herndon, VA)
- …network performance. * Advanced understanding of core telecom network protocols, including SS7 , SIP, VoIP, TCP/IP, and Diameter. * Experience with monitoring and ... analyzing telecommunications systems across 2G, 3G, 4G VoLTE, and 5G networks. * Proficiency with packet capture and analysis tools like Wireshark and tcpdump. * Ability to diagnose and resolve core network performance issues and apply effective remediation… more
- Huntington Ingalls Industries (Fort Meade, MD)
- …protocols/standards such as TCP/IP, SDH/SONET, ATM, MPLS/GMPLS, Ethernet, Carrier Grade Ethernet, SS7 + Experience with Ida Pro or customer complimentary tool + ... Experience with 3G, 4G, LTE + Hands-on experience with integrating hardware and software systems Salary range $150,000 - $200,000 (relative to education and experience) HII offers a comprehensive benefits package that promote a "Heathy Body, Healthy Wallet and… more
- Meta (Seattle, WA)
- …of Messaging Operations and related technologies (IP Stack, VPN, SMPP, SS7 ), Value Added Services Platforms (SMS Firewall) and Telco Infrastructure (PGW, ... GGSN, etc..) 33. Experience in the payment processing and/or banking industry and an understanding of online payment processing flows (merchants, acquirer banks, issuers' banks, card networks) 34. Experience with GenAI, Large Language Models (LLMs), Machine… more
- GCI Communication Corp (Anchorage, AK)
- …to Core Voice engineering. Protocols & Standards: SIP TCP SDP UDP RTCP MGCP SS7 T1 H.248 OC12 Codes (AMR, G.711) Hardware and Software: MetaSwitch Redcom 5ESS ... Wireshark Preferred Certifications: CTO - Wireless Cellular Engineer: This role is part of the CTO Technical Resolution Team responsible for escalation support focused on technology related to Cellular. Protocols & Standards: Diameter GTP UDP SCTP SCCP RRC GRE… more
- altafiber (Honolulu, HI)
- …of Session Border Controllers + Extensive knowledge of SIP, MGCP, H.248, SS7 , and traditional TDM signaling protocols (ie GR303) + Design, implementation, and ... management of the following: + Large multi-site enterprise deployments (Nortel, NEC, Cisco) + Hosted VOIP solutions + Media Servers + VOIP Server Farms + Unified Messaging Solutions + Peer-to-peer session management + Juniper ISG2000 Firewalls, Netscreen +… more
- City and County of San Francisco (San Francisco, CA)
- …degree. Desired Qualifications: + Strong knowledge of VoIP and Video protocols: SIP, SS7 , RTP, TLS, SCCP, H.323, H.264, and MGCP. + Strong knowledge of Unified ... Communications Manager (CUCM), Unity, Emergency Responder (CER), Instant Messaging & Presence + Strong technical understanding and experience with Cisco Contact Center solutions such as Cisco Webex Contact Center. + Experience with VMWare ESX 4.0, 4.1, 5, and… more
- Bandwidth (Raleigh, NC)
- …service provider networks, including Session Border Controllers (SIP, RTP, RTCP), Gateways ( SS7 , ISUP, SCTP), and open-source telephony solutions. + 4+ years of ... hands-on experience in network hardware and data center infrastructure, with expertise in vendor ecosystems, implementation best practices, and telecommunications networking (core, edge, telephony). + 4+ years of experience in scripting and automation for… more