Telephony Engineer

Key Responsibilities

• Install, configure, support, and maintain Avaya Aura components by working with smaller clinics and building out a transition plan to migrate independent systems into Avaya Aura Enterprise system.
• Troubleshoot VoIP call quality issues (latency, jitter, packet loss, one-way audio).
• Configure and support SIP trunks, codecs, dial plans, hunt groups, and call routing.
• Work closely with network teams to ensure proper VLAN, QoS, and routing configurations.
• Perform adds, moves, and changes (MACs) for phones, extensions, voicemail, and call routing.
• Support endpoint devices (desk phones, softphones, conference phones).
• Afford assistance with phone system upgrades, firmware updates, and vendor coordination.
• Provide documentation for configurations, troubleshooting steps, and system changes.
• Support integrations with voicemail, paging, conferencing, and carrier services.

Required Technical Skills

• Hands-on experience with Avaya Aura phone systems.
• Strong understanding of VoIP technologies, including: SIP, RTP, Call Manager concepts, Voicemail and auto-attendant call flows.
• Solid networking knowledge, including: VLANs, IP addressing and subnetting, DNS and DHCP, Basic routing and switching concepts.
• Experience troubleshooting network-related voice issues.
• Familiarity with firewall and NAT considerations for VoIP.
• Ability to read packet captures and logs (Wireshark or similar tools is a plus).

Desired / Nice-to-Have Skills

• Experience supporting small business phone systems or mixed SMB/enterprise environments (HUGE plus).
• Exposure to other PBX platforms (Vodavi, Mitel, NEC, FreePBX, 3CX, etc.).
• Experience working with carriers and SIP providers.
• Knowledge of QoS configuration on switches.
• Basic scripting or automation experience (not required).
• Healthcare, financial, or multi-site environment experience.