Senior Lead - VOIP Engineer

Sprinklr•Washington DC, DC

17d

About The Position

Sprinklr is the definitive, AI-native platform for Unified Customer Experience Management (Unified-CXM), empowering brands to deliver extraordinary experiences at scale — across every customer touchpoint. By combining human instinct with the speed and efficiency of AI, Sprinklr helps brands earn trust and loyalty through personalized, seamless, and efficient customer interactions. Sprinklr’s unified platform provides powerful solutions for every customer-facing team — spanning social media management, marketing, advertising, customer feedback, and omnichannel contact center management — enabling enterprises to unify data, break down silos, and act on real-time insights. Today, 1,900+ enterprises and 60% of the Fortune 100 rely on Sprinklr to help them deliver consistent, trusted customer experiences worldwide. Job Description What Does Success Look Like? We are looking for a Principal VOIP Engineer to lead the architecture and technical direction of our next- gen voice infrastructure. You’ll be responsible for building carrier- grade systems with high availability, low latency, and global scalability — powering mission-critical voice communication in our CCaaS plaIorm. This is a hands-on leadership role where you will influence architecture, establish best practices, and work cross-functionally across Engineering, DevOps, Product, and QA teams. Seniority Level: Principal / Individual Contributor with technical leadership scope

Requirements

12+ years of hands-on experience in the Telephony / VoIP / CPaaS domain
Strong knowledge of VoIP Protocols (SIP/SDP, RTP/RTCP) , Networking fundamentals (UDP/TCP/IP, DNS, MPLS), QoS ( latency, jieer, packet loss migration).
Hands-on experience with Session Border Controller (SBC), Media Servers and WebRTC.
Expert-level understanding of SIP , RTP , NAT traversal (ICE/STUN/TURN) , and VoIP security (TLS, SRTP, fraud preven8on)
Hands-on development experience with FreeSWITCH , Kamailio/OpenSIPs , and RTPEngine
Experience in designing carrier-grade telephony plaXorms serving millions of calls
Strong systems programming and debugging skills in C/C++
Strong troubleshooting skills, with experience using network monitoring and debugging tools .
Familiarity with distributed systems and cloud-based deployments (AWS, GCP, Azure)
Excellent problem-solving, debugging, and performance tuning skills

Responsibilities

Design and implement VOIP (signaling and media) infrastructure using FreeSWITCH , Kamailio/OpenSIPs , and RTPEngine
Architect session border controllers (SBC), NAT traversal, load balancing, and failover strategies
Define standards for call routing and audio quality optimization (codecs, jieer, etc.)
Lead initiatives for scalability, observability, security, and resiliency of our voice infrastructure
Troubleshoot live traffic and provide technical leadership during major incidents
Collaborate with Backend and API teams to design provisioning, billing, and call analytics APIs
Evaluate and onboard open-source tools or commercial carriers as needed
Coach and mentor junior/lead engineers in VoIP best practices

Benefits

We offer a comprehensive suite of benefits designed to help each member of our team thrive.
Sprinklr believes that you should be able to get the type of care you need for your personal well-being when you need it. We offer you and your family voluntary healthcare coverage in countries where applicable.
We believe it is important to take time off – it is essential for your mental and physical wellbeing. We provide Sprinklrites with paid time off to recharge and spend time with loved ones.
Our open Mentoring Program is designed to create meaningful connections that support growth and amplify our focus.
US-based Sprinklr employees are eligible for a highly competitive benefits package as well, which demonstrates our commitment to our employees’ health, well-being, and financial protection. The US-based benefits include a 401k plan with 100% vested company contributions, flexible paid time off, holidays, generous caregiver and parental leaves, life and disability insurance, and health benefits including medical, dental, vision, and prescription drug coverage.

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