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Sip Developer Jobs (NOW HIRING)

BloKchain Talent

Telephony Engineer

Tempe, AZ · On-site

Administration of SIP and Media Servers. * Design and Deploy SIP VOIP trunking architecture. * Telephony Engineer manages 3rd party telecom carriers and mobile providers. Qualifications Requirements:

TextNow

Senior Web Developer

San Francisco, CA · On-site

... SIP, and related messaging and voice frameworks. • Optimize app performance to ensure smooth ... Required : • A professional Web developer with 5+ years of experience with web app development ...

BloKchain Talent

Telephony Engineer

Tempe, AZ · On-site

Administration of SIP and Media Servers. * Design and Deploy SIP VOIP trunking architecture. * Telephony Engineer manages 3rd party telecom carriers and mobile providers. Qualifications Requirements:

My3Tech Inc

IVR/PBX Developer

Okemos, MI · On-site

$17.25 - $22.50/hr

Software development in an object orientated programming language; ability to design, develop and ... Working knowledge of and the ability to interpret and troubleshoot SIP based VoIP traffic, as well ...

Apolis

Sr. Developer-IVR Support Engineer

Atlanta, GA · On-site

$132K/yr

IVR Support Engineer Location: Atlanta, GA (Onsite) Top three skills required for this role ... Hands-on experience with SIP signaling and traces, able to read SIP ladders and correlate to call ...

AceStack LLC

Genesys Developer

Newark, NJ · On-site

Genesys Developer Location: Newark, NJ - onsite Employment Type: Contract Job Summary We are ... Good understanding of SIP, VoIP, and contact center technologies * Experience with SQL / databases

Loenbro

Project Manager- SIP

Cedar Rapids, IA · On-site

Job Summary Lead project controls and delivery for the Scaffold, Insulation, and Passive (SIP ... Associate degree in Construction Management, Engineering, or related field preferred; equivalent ...

Verithium

Senior C++ Developer

Newark, NJ

Senior C++ Developer with PJSIP library and SIP server experience with strong knowledgeable of security. Essential Functions Architect, design, build and operate scalable software systems and ...

FirstLight

Carrier Voice Engineer

Brunswick, ME · On-site

$75K - $95K/yr

We are seeking an experienced Carrier Voice Engineer to secure, support, and optimize carrier-grade ... This role requires deep expertise in VoIP, SIP, TDM, SBC platforms, voice security, fraud ...

FirstLight

Carrier Voice Engineer

Manchester, NH · On-site

$75K - $95K/yr

We are seeking an experienced Carrier Voice Engineer to secure, support, and optimize carrier-grade ... This role requires deep expertise in VoIP, SIP, TDM, SBC platforms, voice security, fraud ...

FirstLight

Carrier Voice Engineer

Portsmouth, NH · On-site

$75K - $95K/yr

We are seeking an experienced Carrier Voice Engineer to secure, support, and optimize carrier-grade ... This role requires deep expertise in VoIP, SIP, TDM, SBC platforms, voice security, fraud ...

FirstLight

Carrier Voice Engineer

Albany, NY · On-site

$75K - $95K/yr

We are seeking an experienced Carrier Voice Engineer to secure, support, and optimize carrier-grade ... This role requires deep expertise in VoIP, SIP, TDM, SBC platforms, voice security, fraud ...

FirstLight

Carrier Voice Engineer

Victor, NY · On-site

$75K - $95K/yr

We are seeking an experienced Carrier Voice Engineer to secure, support, and optimize carrier-grade ... This role requires deep expertise in VoIP, SIP, TDM, SBC platforms, voice security, fraud ...

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Showing results 1-20

All JobsSip Developer Jobs

Sip Developer information

See salary details

$40K

$129.3K

$158.5K

How much do sip developer jobs pay per year?

As of Jul 4, 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 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.

What are SIP Developers?

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 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 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.
More about Sip Developer jobs
What job categories do people searching Sip Developer jobs look for? The top searched job categories for Sip Developer jobs are:
Sip Developer jobs near you
Infographic showing various Sip Developer job openings in the United States as of June 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 67% In-person, and 33% Remote job distribution, with an average salary of $129,348 per year, or $62.2 per hour.
Telephony Engineer

Telephony Engineer

BloKchain Talent

Tempe, AZ • On-site

Full-time

Posted 20 days ago

Job description

Company Description
Our Client, is an award-winning workplace. They have been recognized by Comparably as #1 CEO, Company Happiness, Benefits, Compensation, Diversity, and more! Not to mention they've been awarded by Glassdoor as the 2nd Best US workplace & Best Large Company US CEO in 2018, Wealthfront, and Business Insider. They culture focuses on delivering happiness, our commitment to transparency, and the tangible benefits we provide our employees and our customers.
Job Description
POSITION TITLE: Telephony Engineer
LOCATION: Phoenix AZ
SALARY: Based on Experience
SPONSORSHIP: No
We are looking for a Telephony Engineer to join a Engineering Operations Team. The Telephony Engineer will design, plan, implement and support IP Telephony related technologies including and not limited to Cisco IP Telephony and voicemail platforms, Voice over IP (VoIP), Session Border Controllers (SBC), Session Initiated Protocol (SIP), and Public Switched Telephone Network (PSTN) gateways.
Responsibilities:
  • Provide IP Telephony and VoIP Subject Matter Expertise for Company and Company's managed service providers with minimal supervision.
  • Telephony Engineer troubleshoots and resolves complex problems
  • Administration of SIP and Media Servers.
  • Design and Deploy SIP VOIP trunking architecture.
  • Telephony Engineer manages 3rd party telecom carriers and mobile providers.

Qualifications
Requirements:
  • Telephony Engineer will have experience with network design, implementation and support in redundant, dynamic, multi-homed configurations and SIP infrastructure
  • Bachelor's degree in CS or a related field
  • Implementation and Administration of SIP and Media Servers
  • Expert level Linux and Virtualization implementation and administration.
  • Experience with Routing and Switching protocols and technologies (including IP and Legacy Telephony).
  • Experience in a Telephony Infrastructure Engineer or similar role.
  • Experience working for telcos or carriers

Additional Information
All your information will be kept confidential according to EEO guidelines.

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