Voice Engineer
We are seeking a highly skilled and technically advanced Voice Engineer to lead enterprise Cisco voice architecture design, deployment, and administration across complex, large-scale environments. This role will be responsible for architecting resilient, secure, and scalable unified communications and contact center solutions across on-premises and cloud platforms.The ideal candidate brings deep expertise in Cisco collaboration technologies, advanced call routing, contact center engineering, and cloud-integrated voice solutions, along with strong troubleshooting and solution design capabilities in high-availability enterprise environments.Security Clearance: Secret Clearance RequiredWork Authorization: U.S. Citizens ONLY due to legal or government contract requirementsKey ResponsibilitiesEnterprise Cisco Voice Architecture & AdministrationDesign, implement, and administer enterprise Cisco voice solutions across CUCM, CUC, UCCE/UCCX, and CVP environments.Lead advanced dial plan design, call routing strategies, and global numbering plans.Integrate voice protocols including SIP, H.323, MGCP, CUBE, SIP trunks, PRI/FXO/FXS.Architect scalable, redundant, and highly available multi-site voice deployments.Develop solution design documentation and architecture diagrams for enterprise deployments.Contact Center Engineering & OptimizationDesign and manage IVR/ACD scripting and call flow architecture.Configure and support Cisco Finesse and CUIC reporting.Engineer end-to-end contact center solutions across UCCE/UCCX environments.Optimize performance, reporting, and routing efficiency for contact center platforms.Support CCaaS/UCaaS solutions including Webex Calling, Webex Contact Center (WxCCE), and Genesys Cloud CX.Voice Migrations & UpgradesLead large-scale voice migrations including cluster merges and version upgrades.Execute legacy platform transitions and modernization initiatives.Plan and implement enterprise-wide telephony transformations with minimal disruption.Conduct risk assessments and develop rollback and contingency strategies.Advanced Troubleshooting & Performance OptimizationPerform Tier 3 voice troubleshooting using RTMT, trace analysis, packet captures, and voice-quality diagnostics.Analyze SIP messaging, call failures, QoS metrics, and signaling flows.Diagnose and resolve complex voice infrastructure and interoperability issues.Ensure voice quality and reliability across WAN/LAN environments.Infrastructure & Cloud IntegrationIntegrate voice gateways within enterprise WAN/LAN environments including MPLS, VLANs, and QoS configurations.Support routing protocols such as EIGRP, OSPF, and BGP for voice optimization.Design and integrate cloud-based voice and automation solutions using AWS (Lambda, Lex) and API-driven integrations.Implement IVR automation and hybrid cloud contact center architectures.Technical Leadership & CollaborationProvide technical leadership and mentorship to voice and network teams.Collaborate cross-functionally with security, infrastructure, cloud, and application teams.Participate in project planning, architecture reviews, and executive briefings when required.Ensure documentation, compliance, and operational best practices are maintained.Required QualificationsExperience in enterprise voice engineering or unified communications.Hands-on experience with Cisco CUCM, CUC, UCCE/UCCX, and CVP.Advanced knowledge of SIP, H.323, MGCP, CUBE, and enterprise dial plan design.Experience supporting large-scale contact center environments.Strong troubleshooting expertise in voice-quality diagnostics and signaling analysis.Experience with enterprise WAN/LAN, QoS, and routing protocols.Excellent documentation and cross-team communication skills.Preferred QualificationsExperience with Webex Calling, Webex Contact Center (WxCCE), and Genesys Cloud CX.Experience leading enterprise-wide voice migrations and modernization initiatives.Familiarity with AWS voice integrations and API-based automation.Cisco certifications (CCNP Collaboration, CCIE Collaboration) preferred.Experience supporting federal or regulated environments.Core CompetenciesStrong architectural and systems-thinking mindsetDeep technical troubleshooting capabilityScalable and resilient solution design expertiseCross-functional collaboration and leadershipDetail-oriented with strong documentation practicesOutcome-driven and customer-focused approach