Junior System Administrator

Telebu

3 - 5 years

3 - 7 Lacs

hyderabad

Posted:1 day ago| Platform:

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Skills Required

telecom linux testing tools debugging billing voip sip virtualization python system administration

Work Mode

Work from Office

Job Type

Full Time

Job Description

Develop and implement telephony networks with various components like SIP proxies, registrar, media-servers, billing systems etc.

Develop and deploy SIP VOIP/PRI trunking solutions, highly scalable, robust, high- availability (HA), and fault-tolerant telecom products/systems.
Administration of SIP and Media Servers, Network/Protocol level debugging and testing, Contact center solutions, Troubleshoots and resolves complex problems.
Provide IP Telephony and VoIP Subject Matter Expertise for Company and Companys managed service providers, manages 3rd party telecom carriers and providers.

Requirements:

3 to 5 years of hands-on industry experience in telecommunications
Strong conceptualize knowledge and experience with telephony protocols like SIP, SDP, RTP, SRTP, WebRTC, and audio/video codecs.
In-depth working experience with Kamailio, Freeswitch, Any of the SIP stack (Sofia, reSIProcate, PJSIP, etc.), ICE Framework (STUN/TURN) and Linux
Hands on writing production quality code using any of the scripting languages like Python, Go, Erlang etc.
Experience in using the VoIP testing tools like Wireshark, VoIPMonitor, SIPp, SIPCapture, Homer etc.

Nice to have:

Working knowledge in any of NoSQL databases like MongoDB, Redis, Cassandra etc.
Passionate about knowing everything about VoIP Protocol standards & related RFCs
Experience with virtualization/container related technologies (Xen, VMware vSphere / ESXi, Docker, Kubernetes)

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