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Sip Developer Jobs (NOW HIRING)

Analogdevices

SiP Layout Design Engineer

Wilmington, MA

$116K - $160K/yr

We are looking for an experienced and detail-oriented SiP layout design engineer with strong expertise in laminate and PCB layout design for advanced semiconductor packaging applications. This role ...

Analog Devices, Inc.

$116K - $160K/yr

We are looking for an experienced and detail-oriented SiP layout design engineer with strong expertise in laminate and PCB layout design for advanced semiconductor packaging applications. This role ...

Analog Devices

SiP Layout Design Engineer

Wilmington, MA · On-site

$116K - $160K/yr

We are looking for an experienced and detail-oriented SiP layout design engineer with strong expertise in laminate and PCB layout design for advanced semiconductor packaging applications. This role ...

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Sip Developer information

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How much do sip developer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for sip developer in the United States is $129,348.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,000.00 and $157,000.00 per year, depending on experience, location, and employer.

What is a SIP developer?

SIP Developers are software professionals who specialize in creating, maintaining, and optimizing applications that use the Session Initiation Protocol (SIP). SIP is a signaling protocol widely used for initiating, managing, and terminating real-time communication sessions, such as voice and video calls, over Internet Protocol (IP) networks. SIP Developers often work on VoIP (Voice over IP) systems, unified communications platforms, and telephony applications. Their role includes integrating SIP capabilities into software, troubleshooting protocol issues, and ensuring secure and reliable communication. They typically have expertise in networking, telecommunications, and relevant programming languages.

What are the key skills and qualifications needed to thrive as a SIP developer, and why are they important?

To thrive as a SIP Developer, you need strong knowledge of SIP protocol, VoIP technologies, and programming languages such as C, C++, or Java, often backed by a degree in computer science or related fields. Familiarity with SIP servers (like Asterisk or FreeSWITCH), network troubleshooting tools, and relevant certifications (e.g., CCNA VoIP) is typically required. Excellent problem-solving, analytical thinking, and effective communication skills set top SIP Developers apart. These skills ensure reliable, secure, and scalable real-time communications solutions in fast-evolving telecommunication environments.

What are some common challenges faced by SIP developers when integrating SIP protocols with existing communication systems?

One of the main challenges SIP Developers encounter is ensuring seamless interoperability between SIP-based systems and legacy telephony infrastructure. Compatibility issues can arise due to differences in protocol implementation or network configurations, requiring careful troubleshooting and thorough testing. Additionally, SIP Developers often address security concerns, such as protecting against spoofing and denial-of-service attacks, while maintaining high call quality and reliability. Collaborating with network engineers and system administrators is essential to resolve these challenges and deliver robust communication solutions.

What is the difference between Sip Developer vs VoIP Engineer?

AspectSip DeveloperVoIP Engineer
CredentialsKnowledge of SIP protocols, programming skills, relevant certificationsSame as Sip Developer, often with additional networking certifications
Work EnvironmentSoftware development teams, telecom companies, VoIP service providersTelecom infrastructure, network operations, system integration
Industry UsagePrimarily in VoIP application development and software solutionsInvolved in designing, deploying, and maintaining VoIP systems

While both roles focus on VoIP technology, Sip Developers primarily create and optimize SIP-based software applications, whereas VoIP Engineers handle the deployment and maintenance of VoIP systems. The roles often overlap, but Sip Developers are more software-centric, and VoIP Engineers focus on infrastructure and network integration.

More about Sip Developer jobs

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Sip Developer jobs near you
Infographic showing various Sip Developer job openings in the United States as of September 2026, with employment types broken down into 87% Full Time, 3% Part Time, and 10% Contract. Highlights an 79% Physical, 4% Hybrid, and 17% Remote job distribution, with an average salary of $129,348 per year, or $62.2 per hour.

Senior Software Engineer with SIP/RTP & VoIP exp. At Toronto, Canada/ Milpitas, CA

Milpitas, CA • On-site

Aptiva Corp
11 - 50 employees
Learn more about Aptiva Corpexternal

$142K - $188K/yr

Contractor

Re-posted 9 days ago

Job description

 
 

Senior Software Engineer – C++, SIP/RTP Expert

Location:  Toronto, Canada/ Milpitas, CA

Department: Software Engineering

Client is a leader in lawful intelligence solutions providing real-time data insights for telecommunications and cybersecurity domains. Our engineers work on cutting-edge communication interception and media analysis technologies, including GVMC, Dialogic XMS, SIP, RTP, and VoIP call processing.

Job Overview:

We are seeking a highly skilled Senior Engineer with expertise in voice media controllers (eg. GVMC), Dialogic XMS, and deep knowledge of SIP/RTP protocols. The ideal candidate will have a strong background in C++ and Java development, with experience in packet analysis (Wireshark/PCAPs), debugging SIP/RTP issues, and designing scalable communication solutions.

Required Skills & Qualifications:

•             Expert knowledge of SIP, RTP, and VoIP protocols (Call Setup, Media Negotiation, SDP, ICE, STUN, TURN).

•             Deep understanding of media processing frameworks such as GVMC, Dialogic XMS, FreeSWITCH, and Asterisk.

•             Strong experience in C++ and Java development for real-time communication applications.

•             Hands-on experience analyzing SIP, RTP, and T.38 FAX PCAPs using Wireshark/tcpdump.

•             Experience with SIP signaling flows, error handling (503, 408, 487, etc.), and debugging call failures.

•             Proficiency in media codecs (G.711, G.722, AMR-WB, Opus, H.264, VP8, MPEG).

•             Experience in deploying GVMC/Dialogic XMS in Kubernetes (K8s) clusters.

•             Knowledge of distributed logging and monitoring tools (ELK Stack, Prometheus, Grafana).

Preferred Skills

•             Experience with WebRTC, IMS, and VoLTE/ViLTE protocols.

•             Knowledge of network security (TLS, DTLS, SRTP) for VoIP.

•             Experience with cloud-native architectures (GCP, AWS, Azure).

•             Familiarity with CI/CD pipelines (Jenkins, GitHub Actions) for VoIP applications.

•             Hands-on experience in high-performance media gateway solutions.

Education & Experience

•             Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, or related field.

•             8+ years of experience in VoIP, SIP, RTP, and media processing solutions.

•             Prior experience working with GVMC, Dialogic XMS, or similar media servers.

Key Responsibilities

•             Develop and enhance media processing solutions using GVMC and Dialogic XMS using MSML APIs.

•             Implement, troubleshoot, and optimize SIP and RTP call flows for VoIP and video communication.

•             Analyze and debug packet captures (PCAPs) using Wireshark, tcpdump, and other network debugging tools.

•             Design and optimize real-time media streaming solutions for VoLTE, ViLTE, and multi-party video conferencing.

•             Develop and maintain C++ and Java-based software for VoIP and media processing applications.

•             Integrate, test, and validate SIP-based call sessions, ensuring protocol compliance with ATIS 0700005, T1.678 V2, ETSI 102-232 Part 5 & 7.

•             Collaborate with QA and DevOps teams to automate testing for SIP, RTP, and media services.

•             Optimize transcoding and media handling for H.264, H.263, VP8, and MPEG video streams.

•             Contribute to architectural design decisions, ensuring system scalability and high availability.

•             Work with Kubernetes-based deployments for GVMC/Dialogic XMS in cloud environments (GCP, AWS, Azure).