Sr. Voice Engineer

7 days ago


Pleasant Grove, Utah, United States Alianza, Inc. Full time

Alianza is hiring a full-time Senior Voice Engineer for its technology team to lead and oversee all aspects of the company's voice platform. Alianza provides cloud-based voice solutions for communications service providers seeking to update and expand next-generation voice technologies. This role requires extensive technical expertise in carrier-grade VoIP systems, proven leadership capabilities, and the ability to drive strategic initiatives in a fast-paced, mission-critical environment.

Duties:

  • Lead design and evolution of scalable voice platform architecture supporting high-volume traffic with 99.99% uptime.
  • Maintain platform availability and stability through proactive monitoring, capacity planning, and performance optimization
  • Conduct root cause analysis for complex service degradations and implement preventive measures
  • Define technical standards, best practices, and multi-year technology roadmaps
  • Assess voice infrastructure regularly and lead expansion projects to support organizational growth
  • Serve as primary technical escalation point and subject matter expert across the organization
  • Partner with cross-functional teams including infrastructure, development, product, and customer support
  • Plan and execute maintenance activities with minimal service impact
  • Develop disaster recovery and business continuity strategies
  • Mentor engineers, participate in hiring, and foster technical excellence
  • Participate in on-call rotation for critical infrastructure support
  • Manage risks and issues as a subject matter expert for operational support and projects
  • Assess the company's voice infrastructure regularly and initiate expansion or remediation projects to support organizational growth and reduce risks
  • Plan and execute maintenance activities during designated windows with minimal service impact

Qualifications: 

Required Experience:

  • Eight or more years of progressive experience in Voice and LAN/WAN design, implementation, and troubleshooting
  • Minimum three years in a senior or lead engineering role with demonstrated leadership responsibilities
  • Proven track record of designing and implementing high-performance, scalable carrier-grade telephony architectures
  • Experience managing multi-vendor, geographically distributed voice infrastructure

Technical Expertise:

  • Expert-level proficiency with session border controllers (SBC) from major vendors including Oracle, Ribbon, Metaswitch, and Cisco
  • Extensive hands-on experience with softswitches (e.g., BroadSoft, Metaswitch), media gateways, and application servers
  • Deep understanding of cloud-based voice services and virtualized network functions (VNF/CNF)
  • Advanced knowledge of VoIP/SIP technology, including complex multi-leg call scenarios and interoperability challenges
  • Expert-level understanding of IPV4/IPV6, UDP/TCP, DNS, NAT traversal, and QoS mechanisms
  • Demonstrated expertise in SIP call flow debugging using tools like Wireshark, Homer, and vendor-specific diagnostic tools
  • Comprehensive knowledge of modern VoIP codecs (G.711, G.729, G722, OPUS) and protocols (SIP, RTP/SRTP)
  • Proven experience troubleshooting large-scale SIP/VoIP deployments including ATA/MTA devices, Cable Modem/ONT/ONU embedded xTA, and enterprise IP-PBX systems
  • Knowledge of telecommunications regulations and compliance requirements (STIR/SHAKEN, E911, CALEA)
  • Proficiency in network security best practices for voice services including TLS, SRTP, and fraud prevention
  • Strong Linux/Unix systems administration experience with automation capabilities
  • Experience with virtualization platforms (VMware, KVM, OpenStack) and cloud computing environments (AWS, Azure, GCP)

Professional Skills:

  • Exceptional analytical and problem-solving abilities with attention to detail
  • Outstanding verbal and written communication skills with ability to explain complex technical concepts to non-technical stakeholders
  • Proven project management capabilities and experience leading technical initiatives
  • Ability to work effectively under pressure during critical outages and make sound decisions quickly
  • Strong documentation skills and commitment to knowledge sharing


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