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Senior VoIP Engineer/Remote

Date:  May 12, 2022

Irving, TX, US

Requisition ID:  32396

About Avaya

Businesses are built by the experiences they provide, and every day millions of those experiences are delivered by Avaya Holdings Corp. (NYSE: AVYA). Avaya is shaping what's next for the future of work, with innovation and partnerships that deliver game-changing business benefits. Our cloud communications solutions and multi-cloud application ecosystem power personalized, intelligent, and effortless customer and employee experiences to help achieve strategic ambitions and desired outcomes. Together, we are committed to help grow your business by delivering Experiences that Matter. Learn more at


•    Avaya Solutions and Technology business unit is Avaya’s core R&D, design, development, and carrier operations wing. Part of the Cloud Solutions team, in build new automation frameworks, enhancing the existing automation framework suites based on the new features for the Avaya’s real time communication applications/services/solutions deployed in the Cloud Platform.





•    Collaborate with Service Providers and end customers for any carrier routing, SIP trunking related issues.
•    On-boarding of the new SIP Carriers, On-Boarding of the end customers with BYOC & HYBRID model.
•    Complete maintenance (configurations, Upgrade/downgrade, Security management etc.) of the of the Avaya’s Cloud Based Voice Platform
•    Contribute to the design, ensuring the stability and availability of the SIP Micro services (Freeswitch, Kamailio, Frafos) running on AWS/Google Cloud Platform.
•    Collaborate with Internal & External stakeholders in managing day-to-day customer reported issues.
•    Single point of contact for any escalation related to Carrier/Voice integrations.
•    Troubleshooting, debugging and technically lead the team not only in the day-to-day activities, but also should be able to mentor them for the learning paths and transformations.



•    Proven Experience in the cloud operations/carrier operations support and maintenance of telecommunications/VoIP services running on any of the public cloud platform (GCP/AWS)



•    Outstanding collaboration and communication skills
•    Knowledge in any of the public cloud platform (GCP, AWS), Microservices, Docker Container, Kubernetes, Kafka, Datadog etc. 
•    Experience managing voice infrastructure on Public Cloud/Private Cloud/On-premises.
•    Deep understanding and solid knowledge of VoIP and UC (Unified Communications) related protocols and technologies
•    Specialization in Enterprise to Carrier integration efforts 
•    Hands on experience with SIP trunking / SIP Peering interoperations w/ both customer & carriers 
•    Expertise with all functionalities of Session Border Controllers (Avaya, Kamailio & Frafos)
•    Expertise with Contact Center related applications including ACD, IVR, Outbound Dialer etc. 
•    Expertise with SIP, UDP, TCP/IP network related technologies including routing/switching, DNS, DHCP, NAT, Firewall/ACL, QoS (Quality of Service) etc. 
•    Knowledge of using Call Flow Analyzer (Homer, Frafos Monitor, VoIP Mon preferred)
•    Expertise with troubleshooting VoIP using Wireshark/TCP dump or collecting/decoding traces/logs/debugs from various network elements and applications. 
•    Expert customer service experience, driving escalation calls and implementation discussions at a high level.
•    Good understanding of Networks / Telecom, Web Systems and Architectures
•    Previous experience with Avaya CC/UC solutions (or Cisco CUCM, Unity, IM&P, etc.)
•    Experience with any SQL or NoSQL database like Mongo DB, Crunchy DB etc.
•    Experience in using Git, Bit bucket, Maven, Nexus repositories
•    Ability to prioritize and multitask as needed



•    Previous experience in System Management, Administration and Provisioning of Telecommunication based solutions would be required. 
•    Willing to work flexible hours as needed by the project.



•    BE/BTECH in Information Technology, Computer Science, or related field or equivalent work experience - Preferably CSE/Telecommunications branch, AWS, AZURE, GCP certifications


   (Colorado only*) Minimum salary of $XXXXX + bonus + benefits.
•    Note: Disclosure as required by sb19-085 (8-5-20) of the minimum salary compensation for this role when being hired into our offices in Colorado.


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Avaya is an Equal Opportunity employer and a U.S. Federal Contractor. Our commitment to equality is a core value of Avaya. All qualified applicants and employees receive equal treatment without consideration for race, religion, sex, age, sexual orientation, gender identity, national origin, disability, status as a protected veteran or any other protected characteristic. In general, positions at Avaya require the ability to communicate and use office technology effectively. Physical requirements may vary by assigned work location. This job brief/description is subject to change. Nothing in this job description restricts Avaya right to alter the duties and responsibilities of this position at any time for any reason. You may also review the Avaya Global Privacy Policy, accessible at and applicable Privacy Statement relevant to this job posting accessible at For Job Postings within European GDPR Countries you can access this document for additional Data Privacy Information:

Nearest Major Market: Irving
Nearest Secondary Market: Dallas