Staff SIP Engineer - OpenSIPS & Carrier-Grade VoIP Expert

Telegent, Inc.; United States; On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Competitive compensation package

100% employer-paid medical, dental, and vision

Unlimited PTO

Equipment provided

Job summary

Telegent, Inc. is seeking a Staff SIP Engineer to design and maintain carrier-grade SIP-based voice services across its platforms. This role requires deep SIP expertise and involves troubleshooting complex call flow issues while ensuring high availability and regulatory compliance.

The ideal candidate has 8+ years of experience, especially with OpenSIPS and a strong understanding of VoIP signaling protocols. The position offers competitive compensation and comprehensive health benefits.

Qualifications

• 8+ years of experience required.
• Strong understanding of VoIP and cellular signaling protocols.
• Experience supporting high-volume, high-availability voice platforms.

Responsibilities

• Design, deploy, and maintain SIP‑based voice services.
• Manage carrier and partner integrations.
• Troubleshoot complex call flow issues.
• Optimize voice quality metrics.

Skills

Deep expertise with OpenSIPS

Strong understanding of SIP, RTP, SRTP

Experience with cellular SIP

Experience with SBCs and software platforms

Proven ability to diagnose signaling issues

Strong written communication skills

Experience with cloud-based voice infrastructure

Track record of working across teams

Tools

Homer

Wireshark

sngrep

Linux

Job description

Telegent, Inc. is seeking a Staff SIP Engineer to design and maintain carrier-grade SIP-based voice services across its platforms. This role requires deep SIP expertise and involves troubleshooting complex call flow issues while ensuring high availability and regulatory compliance.

The ideal candidate has 8+ years of experience, especially with OpenSIPS and a strong understanding of VoIP signaling protocols. The position offers competitive compensation and comprehensive health benefits.