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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Cisco Unified Communications SME - **Company:** All Native Group - **Location:** Washington, DC, United States - **Experience:** Expert - **Salary:** $120,000.0 - $170,000.0 - **Contract:** Permanent contract - **Skills:** Automatic Call Distributor, VoIP, Cisco Unified Communications Manager, Cisco IOS, Cyber Security, Issue Tracking Systems, Public Switched Telephone Networks, Software Vulnerability Management, Network Routers, 3-tier Architectures, Cisco - **Published:** August 11, 2026 - **Apply:** https://www.clearancejobs.com/jobs/8973646/cisco-unified-communications-sme ## About the Role * Cisco certifications preferred: CCNA-VOICE, CCNP Collaboration or CCIE Collaboration * 7+ years of expertise and hands-on experience with CUCM solutions in a large enterprise environment. * Possess strong knowledge and experience with Cisco voice gateways (VG410, 420, 450) * 7 years' experience with CUCM. Versions 14 or 15 are preferable. * Knowledge and familiarity with CUCM best practices and security (TLS, SRTP, certificates) * Senior level knowledge with Call Manager, Unity Connection, SIP trunking and PSTN connectivity, Call routing * Familiarity with 3 rd party integration (Microsoft Teams) * Knowledgeable with Cisco IOS routers, switching, SBC (Cisco Unified Border Element CUBE) * Possess strong written and verbal communications * Strong knowledge of telecommunications, i.e. wiring, cross connects, demarcation points, circuits etc. * Solid team player and ability to mentor Drug Free Workplace All Native Group is a Drug Free Workplace. It is our policy that all new hires must successfully complete a pre-employment drug screen as a condition of employment. In addition, all employees are subject to random drug screens throughout the term of their employment with All Native Group. Security Clearance Must be a U.S. citizen. Must possess or be able to obtain/maintain a SECRET security clearance. ## Description Seeking a highly qualified Senior level Cisco Unified Communications Manager (CUCM) engineer to design, implement and provide maintenance and support of enterprise-level voice solutions including Call Manager, Unity Connection, Emergency Responder and VoIP endpoints. The Engineer shall possess a deep understanding and bring expertise of CUCM cluster design and operations. Engineer will function in a Tier 3 role within a team environment and provide Tier 2 and Tier 3 support. Engineer shall possess the ability to lead voice solution implementations from planning to execution. This role is critical in support of the enterprise CUCM infrastructure. Description of Daily Duties: * Configure and support CUCM clusters, voice gateways and endpoints in a multi-site environment. * Configure and support SIP trunks to ensure optimal call routing amongst sites and PSTN * Provide Tier 3/advanced level investigation and troubleshooting of complex voice issues across the enterprise voice environments. * Monitor and maintains CUCM cluster health, performance and availability across the enterprise, document voice issues and make recommendations for any adverse findings that will impact cluster health * Provide support to internal support groups such as PMO, NOC and Installations * Collaborate with Cybersecurity/Information Assurance groups to ensure the security and integrity of CUCM, and ensure the system aligns with standards and compliance requirements. * Lead enterprise voice related projects, migrations, tech refreshes, deployments and implementations. * Support planned maintenance activities such as system patching and vulnerability management and configuration changes. * Be able to collaborate and perform in a team oriented and as an individual contributor. * Be a self-starter and able to work independently * Provide cross training across the enterprise voice teams, Tier 2 and Tier 3. * Develop and maintain system designs, diagrams and standard operating procedures (SOPs). * Ensures enterprise CUCM is highly available, failover and contingencies are in place. * Provides research, investigation and problem resolution of voice incidents and outages and status updates utilizing appropriate Incident Handling, Management and Ticketing system. * Participates in industry partners technology research, evaluations and solutions ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Getting under the skin: The Social Engineering techniques](https://www.wearedevelopers.com/videos/38-getting-under-the-skin-the-social-engineering-techniques) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Introducing Digital Samba Embedded Video Conferencing API MCP Server](https://www.wearedevelopers.com/videos/1640-introducing-digital-samba-embedded-video-conferencing-api-mcp-server) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) ## Related Articles - [Events like RSAC Get You CISOs. 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