Voice Engineer (ON-SITE) Location: Langley, WA Whidbey Telecom is seeking a Voice Engineer to support reliable, secure, and scalable voice communications services for customers and internal operations. This role administers and supports Metaswitch voice platforms, SIP services, carrier interconnections, and business voice offerings while troubleshooting complex voice and network issues. This position is on-site in our Langley, WA office. DUTIES WILL INCLUDE, BUT NOT NECESSARILY BE LIMITED TO: - Administer, maintain, and troubleshoot Metaswitch platforms including:
- Call Feature Server (CFS)
- Perimeta Session Border Controllers (SBCs)
- Metaswitch HPBX services
- UMG and media gateway platforms
- Configure and maintain:
- SIP trunks
- SIP routing
- Least Cost Routing (LCR)
- Number portability and call routing databases
- Support SS7, SIP, SIGTRAN, and related telecommunications protocols.
- Perform switch translations, feature development, and service provisioning.
- Manage voice platform upgrades, patches, and lifecycle planning.
- Support E911, NG911, and emergency services connectivity.
- Participate in STIR/SHAKEN, robocall mitigation, fraud prevention, and regulatory compliance initiatives.
- Investigate and resolve complex call quality, routing, and service-affecting issues.
- Collaborate with carriers, vendors, PSAPs, and regulatory agencies regarding service delivery and troubleshooting.
- Monitor voice traffic patterns and capacity utilization to ensure service reliability.
- Configure and troubleshoot routers, switches, firewalls, and network appliances.
- Support IP networking technologies including: TCP/IP, VLANs, DHCP, DNS.
- Analyze packet captures using tools such as Wireshark.
- Maintain network security best practices and participate in vulnerability remediation efforts.
- Create and maintain detailed network and voice infrastructure documentation.
- Participate in on-call support and outage response activities.
- Perform other duties as assigned.
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