{"schemaVersion":"jobsearcher.job.v1","id":"b5a4c5fa8c79ee856464ca7f","url":"https://jobsearcher.com/jobs/b5a4c5fa8c79ee856464ca7f","canonicalUrl":"https://jobsearcher.com/jobs/b5a4c5fa8c79ee856464ca7f","title":"Telephony Engineer","description":"Infrastructure/Telephony Architect (100% Remote | Up to 50% Travel) (Five9 CCaaS | Google AI Integration | Enterprise Contact Center Transformation)Overview: Optomi, in partnership with a leading financial services client, is seek an Infrastructure / Telephony Architect to lead the architecture, design, and technical strategy for a large-scale enterprise contact center transformation initiative centered around Five9 CCaaS and Google AI integration.This individual will serve as the technical lead across telephony, networking, cloud infrastructure, carrier connectivity, resiliency, and migration planning while supporting the transition from legacy telephony systems into a modern cloud-based contact center platform.The ideal candidate will bring deep expertise in enterprise voice architecture, SIP infrastructure, carrier strategy, cloud networking, and highly available global environments.This role is highly visible and will partner closely with infrastructure, telecom, networking, security, and business teams to deliver scalable, resilient, and globally compliant solutions.Key Responsibilities: Lead the end-to-end architecture strategy across telephony, networking, cloud infrastructure, carrier connectivity, and disaster recoveryDesign and standardize enterprise Five9 CCaaS infrastructure including high availability, resiliency, failover, and multi-region deployment strategiesArchitect network connectivity between Five9 cloud services, enterprise systems, carrier networks, and Google AI platformsDefine enterprise QoS standards, bandwidth requirements, latency thresholds, and voice performance optimization strategiesOwn telephony architecture including SIP trunking, PSTN connectivity, Session Border Controllers (SBCs), dial plans, call routing, and failover designDesign global number management and number porting strategies across multiple regions and contact centersDevelop bridge architectures supporting coexistence between legacy telephony systems and Five9 during phased migration effortsEstablish security standards including TLS/SRTP encryption, IAM controls, segmentation, and compliance alignmentSupport disaster recovery planning, operational readiness, and business continuity initiatives for mission-critical voice platformsPartner with carriers, telecom vendors, networking teams, cloud engineering, and enterprise stakeholders throughout implementationLead architecture governance activities including technical reviews, standards development, and risk mitigation planningCreate architecture documentation including HLDs, network diagrams, data flows, and technical design artifactsRequired Qualifications: 7+ years of experience in Infrastructure, Telephony, Network, or Solution Architecture rolesDirect Five9 infrastructure and architecture experience including multi-region deployments5+ years of hands-on experience supporting enterprise CCaaS platforms including Five9, Genesys Cloud, Amazon Connect, or NICE CXoneDeep expertise in SIP / SIP Trunking, PSTN connectivity, Session Border Controllers (SBCs), VoIP and enterprise telephony architecture, Call routing and failover strategiesStrong knowledge of SD-WAN, MPLS, QoS, and enterprise networkingCloud infrastructure platforms including AWS, Azure, or GCPVoice quality metrics including MOS, jitter, latency, and packet loss troubleshootingExperience with carrier integrations and telecom vendor management, number porting and global telecom compliance requirements, disaster recovery and business continuity architecture, hybrid cloud and legacy coexistence environmentsExperience with Infrastructure-as-Code and deployment automation practicesStrong understanding of security and compliance standards including TLS, SRTP, IAM, PCI-DSS, SOC2, and GDPRExcellent communication and stakeholder management skills with the ability to translate complex technical concepts into business solutionsExperience within enterprise or highly regulated environments preferred","company":"Optomi","rawCompany":"optomi","city":"Dallas","state":"TX","isRemote":false,"isActive":false,"createdAt":"2026-10-07T04:00:50.855Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1241.00","title":"Computer Network Architects","slug":"computer-network-architects"},{"code":"15-1241.01","title":"Telecommunications Engineering Specialists","slug":"telecommunications-engineering-specialists"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"517810","title":"All Other Telecommunications","slug":"all-other-telecommunications"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Telephony Engineer","description":"Infrastructure/Telephony Architect (100% Remote | Up to 50% Travel) (Five9 CCaaS | Google AI Integration | Enterprise Contact Center Transformation)Overview: Optomi, in partnership with a leading financial services client, is seek an Infrastructure / Telephony Architect to lead the architecture, design, and technical strategy for a large-scale enterprise contact center transformation initiative centered around Five9 CCaaS and Google AI integration.This individual will serve as the technical lead across telephony, networking, cloud infrastructure, carrier connectivity, resiliency, and migration planning while supporting the transition from legacy telephony systems into a modern cloud-based contact center platform.The ideal candidate will bring deep expertise in enterprise voice architecture, SIP infrastructure, carrier strategy, cloud networking, and highly available global environments.This role is highly visible and will partner closely with infrastructure, telecom, networking, security, and business teams to deliver scalable, resilient, and globally compliant solutions.Key Responsibilities: Lead the end-to-end architecture strategy across telephony, networking, cloud infrastructure, carrier connectivity, and disaster recoveryDesign and standardize enterprise Five9 CCaaS infrastructure including high availability, resiliency, failover, and multi-region deployment strategiesArchitect network connectivity between Five9 cloud services, enterprise systems, carrier networks, and Google AI platformsDefine enterprise QoS standards, bandwidth requirements, latency thresholds, and voice performance optimization strategiesOwn telephony architecture including SIP trunking, PSTN connectivity, Session Border Controllers (SBCs), dial plans, call routing, and failover designDesign global number management and number porting strategies across multiple regions and contact centersDevelop bridge architectures supporting coexistence between legacy telephony systems and Five9 during phased migration effortsEstablish security standards including TLS/SRTP encryption, IAM controls, segmentation, and compliance alignmentSupport disaster recovery planning, operational readiness, and business continuity initiatives for mission-critical voice platformsPartner with carriers, telecom vendors, networking teams, cloud engineering, and enterprise stakeholders throughout implementationLead architecture governance activities including technical reviews, standards development, and risk mitigation planningCreate architecture documentation including HLDs, network diagrams, data flows, and technical design artifactsRequired Qualifications: 7+ years of experience in Infrastructure, Telephony, Network, or Solution Architecture rolesDirect Five9 infrastructure and architecture experience including multi-region deployments5+ years of hands-on experience supporting enterprise CCaaS platforms including Five9, Genesys Cloud, Amazon Connect, or NICE CXoneDeep expertise in SIP / SIP Trunking, PSTN connectivity, Session Border Controllers (SBCs), VoIP and enterprise telephony architecture, Call routing and failover strategiesStrong knowledge of SD-WAN, MPLS, QoS, and enterprise networkingCloud infrastructure platforms including AWS, Azure, or GCPVoice quality metrics including MOS, jitter, latency, and packet loss troubleshootingExperience with carrier integrations and telecom vendor management, number porting and global telecom compliance requirements, disaster recovery and business continuity architecture, hybrid cloud and legacy coexistence environmentsExperience with Infrastructure-as-Code and deployment automation practicesStrong understanding of security and compliance standards including TLS, SRTP, IAM, PCI-DSS, SOC2, and GDPRExcellent communication and stakeholder management skills with the 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