Telecom Engineer

Key Responsibilities

• Interface directly with customer’s telecom engineers and IT teams to deploy customized solutions and trouble shoot issues;
• Assist int the day-to-day operational support of the Telecommunications network, analyzing problems affecting network availability and customer quality reports;
• Escalation point of contact for the Network Operations Center to resolve critical alerts generated by the SBC’s Analyze history of telecommunication related incidents and perform preventive measures;
• Assist in the day-to-day operation of the telecommunications network, where necessary analyzing problems affecting network availability and customer/vendor service quality;
• Provide root-cause analyses on service outages;
• Respond to Telecom alerts and alarms and provide corrective actions in coordination with the Network Operations Center;
• Create technical documentation and call flow drawings as needed Manage Telecommunications Service Provider & Vendors Implement hardware and software deployments on the telephony network as required;
• Deploy new services including interop testing with telecom carriers and customers;
• Provide emergency assistance and technical recovery in the event of an emergency situation affecting the availability and/or service quality of the network;
• Participate in on-call emergency rotation.

Requirements

• 3-5 years of telecom engineer experience with VoIP/SIP voice applications.
• Must have a detailed, working and theoretical knowledge of voice and data communications, including traditional switching, signaling and routing systems to include SIP, TCP/IP, MPLS etc.
• Experience with ribbon SBCs and PSX.
• Working knowledge of VoIP principles, protocols and CODECs such as H.248, SIP, G.711, G.729, WebRTC, MPLS, VPN, UDP, RTP, MTP etc.
• Knowledge of SIP call routing, Least Cost Routing, Security Controls (TLS, IPSEC, ACLs) with Session Border Controllers.
• Knowledge of telecom principals and terminology including DIDs, Toll Free numbers, LATA OCN and NPA-NXX etc.
• Experience with International Routing including ITFS, iDID’s and local termination policies Ability to build, interop and maintain direct connect SIP Trunks to customers and carriers.
• Review, Assess, Critique and Implement Telecom Architecture design changes in Lab and Production environments.
• Excellent organizational and follow-through skill sets are essential.
• Ability to document, troubleshoot and resolve a multifaceted and complex Global voice network.
• Maintain the telephony environment to assure delivery of Cloud applications, voice and customer connectivity and availability to target 99.99% SLA.
• Experience with Softswitch, Session Border Controllers (preferably Sonus/Ribbon, Audio Codes), SIP proxies, Media Servers (preferably AudioCodes IPM-6310 and FreeSWITCH).