Senior Network Operation Voip Engineer

Role Overview: You have over 7 years of hands-on VoIP engineering experience, with a specialization in carrier SIP trunking and interoperability. Your expertise lies in SIP signaling, SDP negotiation, RTP/RTCP, and SIP headers. You excel in troubleshooting complex SIP interoperability issues across various carrier platforms and SBCs. Your strong experience with Session Border Controllers (SBCs) and SIP proxies like Ribbon, AudioCodes, Oracle/Acme Packet, OpenSIPS, Kamailio, etc., sets you apart. Proficiency in diagnostic tools such as Wireshark, sngrep, Homer/HEP, SIPp, Empirix, coupled with solid networking knowledge and Linux administration skills, is your forte. Your excellent written and verbal communication skills make you an indispensable part of the team. Key Responsibilities: - Demonstrating expert-level knowledge of SIP signaling including INVITE, BYE, REGISTER, re-INVITE, UPDATE, PRACK, REFER, etc. - Troubleshooting complex SIP interoperability issues across different carrier platforms and Session Border Controllers (SBCs). - Utilizing diagnostic tools like Wireshark, sngrep, Homer/HEP, SIPp, Empirix for VoIP applications troubleshooting. - Applying solid networking knowledge in IP, DNS, subnetting, VLANs, and routing protocols. - Sharing expertise, providing guidance, and support to others in the team. - Interpreting clients" needs and generating solutions for identified problems. - Contributing effectively in teamwork and interacting with customers. Qualifications Required: - 7+ years of hands-on VoIP engineering experience. - Strong knowledge of SIP signaling, SDP negotiation, RTP/RTCP, and SIP headers. - Experience with Session Border Controllers (SBCs) and SIP proxies such as Ribbon, AudioCodes, Oracle/Acme Packet, OpenSIPS, Kamailio, etc. - Proficiency in diagnostic tools like Wireshark, sngrep, Homer/HEP, SIPp, Empirix. - Solid networking knowledge including IP, DNS, subnetting, VLANs, and routing protocols. - Strong Linux administration skills for VoIP applications and troubleshooting. - Excellent written and verbal communication skills. (Note: The additional details of the company are not mentioned in the provided job description.),