Voice Engineer
Listed on 2026-05-31
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IT/Tech
Systems Engineer -
Engineering
Systems 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 Required
Work Authorization: U.S. Citizens ONLY due to legal or government contract requirements
Key Responsibilities- Enterprise Cisco Voice Architecture & Administration
- Design, 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 & Optimization
- Design 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 & Upgrades
- Lead 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 Optimization
- Perform 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 Integration
- Integrate 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 & Collaboration
- Provide 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.
- Experience 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.
- Experience 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.
- Strong architectural and systems-thinking mindset
- Deep technical troubleshooting capability
- Scalable and resilient solution design expertise
- Cross-functional collaboration and leadership
- Detail-oriented with strong documentation practices
- Outcome-driven and customer-focused approach
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