Director, Voice Platform Engineering (SIP/Telecom)

Fidelity Investments Inc.

Durham (NC)

On-site

USD 190,000 - 230,000

Full time

14 days+

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Job summary

Fidelity Investments Inc. is seeking a Director of Engineering to design, build, and operate its voice platform foundation. You will lead a senior, hands-on engineering team, shaping architecture and standards while coding and mentoring across the group.

The role emphasizes real-time communications, distributed systems, and API-driven voice services. You will work on Kamailio and FreeSWITCH based solutions, ensure high availability, and collaborate with architecture, product, security, and QoE

Qualifications

Bachelor's or Master's degree in computer science, electrical engineering, or related technical discipline or equivalent practical experience.
10+ years of software development experience with significant experience in voice and real-time communications.
5+ years of hands-on production experience with FreeSWITCH and Kamailio.
Deep understanding of FreeSWITCH architecture and hands-on experience configuring, extending, embedding or integrating FreeSWITCH in production systems.
Deep understanding of Kamailio architecture and SIP-routing configuration.

Responsibilities

Contribute to voice/telephony services architecture and build the programmable voice platform.
Design and implement carrier-grade SIP signaling and media-processing capabilities.
Remain hands-on, contributing to production code, configurations, automation, prototypes, and test frameworks.
Platform design for SIP routing, session control, media services, conferencing, recording, and transcoding.
Develop reusable voice services and APIs that abstract telephony capabilities.