Principal VOIP Engineer, Metaswitch Platform Experience

This is a fully remote position, open to applicants in Washington.

📋 Description

• Offer assistance for SIP and TDM-based soft switch translations, facilities, and features on the Metaswitch Call Agent, Media Gateways, Enhanced Application Servers, and SBCs.

• Daily maintenance and updates of LERG.

• Significant experience in supporting central office switching and softswitch platforms, including legacy TDM systems (e.g., Nortel DMS-100, Lucent 5ESS) and contemporary VoIP/SIP infrastructures.

• Profound knowledge of SS7, SIP, PRI, media gateways, and session border controllers, covering trunk provisioning, call routing, E911, and inter-carrier interconnects.

• Demonstrated capability to diagnose end-to-end voice issues across TDM and IP transport layers, ensuring high availability in geographically redundant central office settings.

• Assist Product Engineering with systems architecture planning, system implementation guidelines, and engineering protocols.

• Conduct lab testing, design, and architecture tasks.

• Design new VoIP products and features.

• Collaborate with vendors, evaluate suitable product offerings, and develop new products and services for the network.

• Test and approve new product sets.

• Provide technical support and assistance to other Service Management teams.

• Support management with high-priority projects and prepare technical presentations.

• Provide off-hours, on-call, and weekend coverage as necessary.

• Perform additional duties as required to support the business and its evolving needs.

⛳️ Requirements

• High school diploma or GED.

• Bachelor's Degree in a related field; or an equivalent combination of education and experience.

• At least 15 years of experience in a Class 4/5 TDM, softswitch, or hybrid central office environment, with extensive experience in Metaswitch and familiarity with platforms such as BroadSoft, Lucent 5ESS, Nortel DMS, and GENBAND G6.

• Experience with hosted and cloud-based voice applications and services.

• Proficient in network monitoring, management, and troubleshooting using various tools, including Packet Sniffer utilities, Wireshark, and Metaswitch SAS.

• Experience in designing, implementing, and maintaining secure IP networks.

• In-depth knowledge of feature delivery in a hosted VoIP environment (hosted services, SIP trunking, PRI trunking via IAD, VoIP CPE, enhanced business features, etc.).

• Comprehensive understanding of VoIP protocols, SIP signaling with emphasis on RTP and SDP, network QoS, IP routing, Ethernet switching (including 802.11q, 802.11p, 802.3af), and packet tagging mechanisms.

• Strong ability to interact effectively with customers (both internal and external).

🏝️ Benefits

• Medical

• Dental

• Vision

• 401k

• Flexible spending account

• Paid sick leave and paid time off

• Parental leave

• Quarterly performance bonus

• Training

• Career growth and education reimbursement programs