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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # VoIP / UC Engineer (MSP Environment) - **Company:** BACK BAY NETWORKS - **Location:** Dover, NH, United States - **Experience:** Experienced - **Salary:** $75,000.0 - **Contract:** Permanent contract - **Skills:** Automatic Call Distributor, VoIP, Network Congestion, Network Address Translation, Failover, Monitoring of Systems, Network Configuration and Change Management, Networking Basics, TCP/IP, Virtual Local Area Networks, Internet Protocol Telephony, Low Latency, Network Support, Firewall Services Module - **Published:** July 9, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=54410a839a5417d0 ## About the Role * 2-5+ years of hands-on experience with VoIP or Unified Communications systems * Experience with at least one platform (Elevate UC, Teams Phone, RingCentral, Zoom Phone, etc.) * Strong understanding of SIP, call routing, and dial plans * Solid networking fundamentals (VLANs, QoS, TCP/IP) * Experience in troubleshooting call quality and connectivity issues * Ability to manage work across multiple clients or environments Nice to Have * Experience with SBCs, media gateways, or ATAs * Microsoft Teams Voice or VoIP-related certifications * Firewall configuration for VoIP traffic (NAT, QoS rules, SIP handling) * Experience with call center features (ACD, reporting, analytics) * Prior experience in an MSP environment * Basic cabling or low-voltage experience, * Valid driver's license and reliable transportation * Ability to lift and install equipment when needed (network/telecom hardware) ## Description Back Bay Networks is seeking a VoIP / Unified Communications Engineer to support and evolve voice and collaboration environments across our managed client base. This is a hands-on engineering role focused on VoIP systems, SIP-based communications, and call flow design, with supporting network configuration as needed. You'll work across multiple platforms, including Elevate UC, Microsoft Teams Phone, and other hosted VoIP systems, helping clients deploy, troubleshoot, and optimize their communication infrastructure. If you enjoy solving real-world call quality issues, working across diverse environments, and owning outcomes in an MSP setting, this role will give you the variety and autonomy to do it. What You'll Do VoIP & UC Engineering * Design, configure, and support VoIP and UC systems across multiple client environments. * Build and maintain call flows, auto attendants, ring groups, hunt groups, and dial plans. * Deploy and support platforms such as Elevate UC, Teams Phone, RingCentral, and similar solutions. * Manage SIP trunks, number provisioning, failover routing, and voice services. Troubleshooting & Optimization * Diagnose and resolve call quality issues (latency, jitter, packet loss, one-way audio) * Analyze SIP signaling and call paths to identify and resolve issues * Monitor system performance and implement improvements to ensure reliability Network Support (VoIP-Focused) * Configure and troubleshoot VLANs, QoS, and network settings impacting voice traffic * Work with firewalls and routers to ensure proper SIP/RTP handling (NAT, ACLs, QoS) * Collaborate with internal engineers on network-related VoIP issues. Client & Service Delivery * Work directly with clients to implement solutions and resolve issues * Handle adds, moves, and changes (AMCs) across customer environments * Coordinate with carriers and vendors to resolve external voice and routing issues * Maintain clear, accurate documentation of systems, call flows, and configurations ## Related Videos - [System Resilience: Surviving the Software Storm](https://www.wearedevelopers.com/videos/874-system-resilience-surviving-the-software-storm) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Getting under the skin: The Social Engineering techniques](https://www.wearedevelopers.com/videos/38-getting-under-the-skin-the-social-engineering-techniques) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Develop, test and run a communications application in a serverless cloud](https://www.wearedevelopers.com/videos/760-develop-test-and-run-a-communications-application-in-a-serverless-cloud) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Does The Tech Industry Have The Best Work-life Balance?](https://www.wearedevelopers.com/magazine/427-does-the-tech-industry-have-the-best-work-life-balance) - [Top Must-Visit Developer Conferences in the US in 2026](https://www.wearedevelopers.com/magazine/679-top-must-visit-developer-conferences-in-the-us-in-2026) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025) - [Remote Work: Best Practices for Developers](https://www.wearedevelopers.com/magazine/315-remote-work-best-practices-for-developers) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023)