Call Manager Engineer, TS/SCI

Jobtailor; Satellite Beach (FL); On-site; USD 110,000 - 160,000; Full time

Job summary

Jobtailor in Satellite Beach, FL, is seeking a senior CUCM engineer to administer and optimize Cisco Unified Communications environments in a secure SCIF. You will design, deploy, and troubleshoot IP telephony, voice, video, and collaboration solutions across multiple sites.

The role requires 5+ years of hands-on CUCM experience, a TS/SCI clearance, and strong knowledge of SIP, call routing, and CDRs. On-site work in a government setting is expected; CCNP Collaboration or CCIE Collaboration are

Qualifications

• Active TS/SCI security clearance required.
• 5+ years hands-on experience administering CUCM environments.
• Experience troubleshooting Cisco VoIP in enterprise settings.
• Strong knowledge of SIP, call routing, dial plans, gateways, and voice troubleshooting.
• Experience creating and troubleshooting call flows and CDRs.
• Experience designing and supporting multi-site Cisco voice solutions.
• Working knowledge of Cisco routing and switching technologies.
• Ability to diagnose and resolve complex technical issues independently.
• Strong verbal and written communication skills.
• Ability to work onsite full-time in a secure SCIF environment.
• CCNP Collaboration or CCIE Collaboration is a plus.
• CCNP Enterprise or equivalent routing and switching experience is a plus.
• Experience with Cisco Unity Connection is a plus.
• Experience supporting secure government, defense, or classified environments is a plus.
• Experience with remote monitoring and management of enterprise Cisco UC environments is a plus.

Responsibilities

• Administer, maintain, and support CUCM environments.
• Design, deploy, configure, and troubleshoot Cisco IP Telephony, voice, video, mobility, and collaboration solutions.
• Analyze, troubleshoot, and resolve call routing issues, call flow failures, and call quality concerns.
• Create, analyze, and troubleshoot call flows and Call Detail Records (CDRs).
• Perform software upgrades, patching, migrations, and lifecycle management activities within Cisco UC environments.
• Support Cisco Unity Connection voicemail systems and Cisco IP phone deployments.
• Participate in the design and implementation of multi-site Cisco collaboration solutions.
• Provide Tier III technical support and serve as an escalation point for complex voice and network issues.
• Collaborate with network engineers, security teams, vendors, and customer stakeholders to ensure system availability and performance.
• Monitor and optimize voice infrastructure performance across enterprise environments.
• Document configurations, procedures, and technical solutions in accordance with customer requirements.

Skills

CUCM/Call Manager

VoIP & IP Telephony

SIP & Call Routing

CDR Analysis

CCNP Collaboration

CCNP Enterprise

CCIE Collaboration (Plus)

TS/SCI Clearance

Tools

CUCM

Cisco Unity Connection

Voice Gateways & Trunking

Job description

Responsibilities

• Administer, maintain, and support Cisco Unified Communications Manager (CUCM/Call Manager) environments.
• Design, deploy, configure, and troubleshoot Cisco IP Telephony, voice, video, mobility, and collaboration solutions.
• Analyze, troubleshoot, and resolve call routing issues, call flow failures, and call quality concerns.
• Create, analyze, and troubleshoot call flows and Call Detail Records (CDRs).
• Perform software upgrades, patching, migrations, and lifecycle management activities within Cisco UC environments.
• Support Cisco Unity Connection voicemail systems and Cisco IP phone deployments.
• Participate in the design and implementation of multi-site Cisco collaboration solutions.
• Provide Tier III technical support and serve as an escalation point for complex voice and network issues.
• Collaborate with network engineers, security teams, vendors, and customer stakeholders to ensure system availability and performance.
• Monitor and optimize voice infrastructure performance across enterprise environments.
• Document configurations, procedures, and technical solutions in accordance with customer requirements.

Requirements

• Active TS/SCI security clearance required.
• 5+ years of hands‑on experience supporting and administering Cisco Unified Communications Manager (CUCM/Call Manager) environments.
• Experience troubleshooting Cisco VoIP and IP Telephony solutions in enterprise environments.
• Strong knowledge of SIP, SCCP, call routing, dial plans, gateways, trunking, and voice troubleshooting.
• Experience creating, analyzing, and troubleshooting call flows and Call Detail Records (CDRs).
• Experience designing and supporting multi‑site Cisco voice solutions.
• Working knowledge of Cisco routing and switching technologies.
• Ability to independently diagnose and resolve complex technical issues.
• Strong verbal and written communication skills.
• Ability to work onsite full‑time in a secure SCIF environment.
• Cisco Certified Network Professional (CCNP) Collaboration is a plus.
• CCNP Enterprise or equivalent routing and switching experience is a plus.
• Experience with Cisco Unity Connection is a plus.
• Experience supporting secure government, defense, or classified environments is a plus.
• Cisco Certified Internetwork Expert (CCIE) Collaboration or equivalent advanced Cisco expertise is a plus.
• Experience with remote monitoring and management of enterprise Cisco UC environments is a plus.

Core Competencies

Demonstrates extensive experience in administering and supporting Cisco Unified Communications Manager (CUCM) environments, with strong capabilities in troubleshooting VoIP and IP Telephony solutions. Proficient in designing multi‑site Cisco collaboration solutions and optimizing voice infrastructure performance.