Unified Communications SME

All Native Group, The Federal Services Division of Ho-Chunk Inc.

Senior Cisco CUCM engineer designing and supporting Bear Mountain Services Company’s enterprise voice infrastructure. Leading Tier 2/3 troubleshooting, implementations, security, and high-availability operations.

Posted 8/21/2026full-timeWashington, DC • District of Columbia, Washington • 🇺🇸 United StatesSeniorLead💰 $120,000 - $170,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in designing, implementing, and supporting enterprise-level voice solutions, particularly with CUCM, while ensuring compliance and security standards. Proven ability to lead voice projects and provide advanced troubleshooting and support in a multi-site environment.

Highest-signal resume keywords

CUCM Solutions ExpertiseCisco Voice Gateways KnowledgeSIP Trunking and PSTN ConnectivityCisco Certifications (CCNA-VOICE, CCNP Collaboration, CCIE Collaboration)Telecommunications Knowledge

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

CUCM Configuration and SupportVoice Gateway ConfigurationIncident Management and TroubleshootingSystem Design and DocumentationVoIP Endpoint ManagementSecurity Compliance (TLS, SRTP)Multi-Site Environment SupportPatch ManagementConfiguration ChangesThird-Party Integration (Microsoft Teams)

Soft Skills

Strong Written and Verbal CommunicationTeam CollaborationMentoring Ability

Tools & Technologies

Call ManagerUnity ConnectionCisco IOS RoutersSBC/Cisco Unified Border Element (CUBE)Incident-Management Systems

Certifications & Qualifications

CCNA-VOICECCNP CollaborationCCIE Collaboration

Industry Keywords

TelecommunicationsVoice SolutionsVoIPSecurity ClearanceDrug Screening

Tech Stack

Tools & technologies

Cyber SecurityiOSSwitchingUnityVoIP

About the role

Key responsibilities & impact

Design, implement, maintain, and support enterprise-level voice solutions including Call Manager, Unity Connection, Emergency Responder, and VoIP endpoints
Configure and support CUCM clusters, voice gateways, and endpoints in a multi-site environment
Configure and support SIP trunks for call routing among sites and the PSTN
Provide Tier 2 and Tier 3 support, including advanced investigation and troubleshooting of complex voice issues
Monitor CUCM cluster health, performance, and availability; document issues and recommend corrective actions
Support PMO, NOC, and Installations support groups
Collaborate with Cybersecurity/Information Assurance teams to ensure CUCM security, integrity, standards, and compliance
Lead enterprise voice projects, migrations, technology refreshes, deployments, and implementations
Support patching, vulnerability management, and configuration changes
Provide cross-training across enterprise voice teams and Tier 2/Tier 3 personnel
Develop and maintain system designs, diagrams, and standard operating procedures
Ensure high availability, failover, and contingency capabilities for enterprise CUCM
Research, investigate, and resolve voice incidents and outages; provide status updates using incident-management and ticketing systems
Participate in technology research, evaluations, and solution development with industry partners

Requirements

What you’ll need

7+ years of expertise and hands-on experience with CUCM solutions in a large enterprise environment
7 years’ experience with CUCM; Versions 14 or 15 preferable
Strong knowledge and experience with Cisco voice gateways (VG410, 420, 450)
Knowledge of CUCM best practices and security, including TLS, SRTP, and certificates
Senior-level knowledge of Call Manager, Unity Connection, SIP trunking, PSTN connectivity, and call routing
Familiarity with third-party integration, including Microsoft Teams
Knowledge of Cisco IOS routers, switching, and SBC/Cisco Unified Border Element (CUBE)
Strong written and verbal communications
Strong knowledge of telecommunications, including wiring, cross connects, demarcation points, and circuits
Cisco certifications preferred: CCNA-VOICE, CCNP Collaboration, or CCIE Collaboration
Solid team player with ability to mentor
Must be a U.S. citizen
Must possess or be able to obtain and maintain a SECRET security clearance
Must successfully complete a pre-employment drug screen
Subject to random drug screens throughout employment

Benefits

Comp & perks

Comprehensive benefits to balance work and life
Pre-employment drug screen and random drug screens as conditions of employment
Equal opportunity employment
Veteran employment consideration and encouragement to apply