Senior IP Telephony Engineer
Location
California + 3 moreAll locations: California | Florida | New York | Texas
Posted
48 days ago
Salary
$130.5K - $142.4K / year
Seniority
Senior
Job Description
Senior IP Telephony Engineer
First American
• Own L3 escalation and root cause analysis for complex voice and contact center incidents. • Engineer and support SIP trunks, SBCs/voice gateways (e.g., CUBE, Ribbon, AudioCodes), dial plans, and carrier integrations. • Lead or materially contribute to migration efforts from legacy PBX/Avaya to modern VoIP/cloud platforms. • Design and maintain high availability and disaster recovery strategies for voice systems. • Support contact center telephony routing, time-of-day/holiday changes, and call delivery troubleshooting. • Partner with LAN/WAN teams to ensure QoS, segmentation, and real-time traffic optimization. • Implement secure voice architecture including SIP security, certificate management, and toll fraud prevention. • Interface with vendors and carriers for escalations and service changes while reducing third-party dependency. • Participate in on-call rotation and after-hours maintenance as required.
Job Requirements
- 6–10+ years of progressive enterprise voice/telephony engineering experience.
- Experience supporting legacy PBX/Avaya environments.
- Strong hands-on SIP troubleshooting and call flow analysis (signaling and media).
- Experience with SBCs and carrier SIP trunk integrations.
- Strong understanding of networking fundamentals impacting VoIP (QoS, routing, switching, firewall/NAT).
- CCNA required; CCNP Collaboration or Enterprise preferred (or equivalent experience).
- Automation/scripting exposure (PowerShell, APIs) is a plus.
Benefits
- medical
- dental
- vision
- 401k
- PTO/paid sick leave
- employee stock purchase plan
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