Cisco Collaboration Engineer

General Dynamics Information Technology, Inc.; Florida; On-site; USD 120,000 - 150,000; Full time

Job summary

General Dynamics Information Technology, Inc. in the United States (Florida) seeks a Cisco Collaboration Engineer to design, implement, administer, sustain, and troubleshoot enterprise voice, video, UC, and collaboration services.

The candidate must possess a Cisco CCNP certification and 5+ years of hands-on experience supporting complex enterprise collaboration environments, including CUCM, SBCs, Expressway, Jabber, and Webex.

Qualifications

• Design, implement, administer, and troubleshoot enterprise voice, video, UC, and collaboration services.
• Requires Cisco CCNP certification and 5+ years of hands-on enterprise collaboration experience.
• Supports Cisco Unified Communications, endpoints, gateways, SBCs, and related collaboration platforms.

Responsibilities

• Design, configure, administer, maintain, and troubleshoot Cisco Unified Communications environments.
• Support CUCM clusters, endpoints, trunks, dial plans, and media resources.
• Configure SIP, RTP/SRTP, SCCP, H.323 voice/video protocols.
• Support Cisco Jabber, Webex, and enterprise collaboration integrations.
• Upgrade software, patch, and manage certificates across collaboration infrastructure.
• Analyze call failures and troubleshoot network, server, and security issues.

Skills

Cisco Firewall Security

Cisco Unified Communications Manager

Next Generation Firewall

Session Border Controllers

Job description

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Cisco Firewall Security, Cisco Unified Communications Manager IM, Next Generation Firewall, Session Border Controllers

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

The Cisco Collaboration Engineer is responsible for the design, implementation, administration, sustainment, troubleshooting, and modernization of enterprise voice, video, unified communications, and collaboration services. The position requires a Cisco CCNP certification and a minimum of five+ years of hands-on experience supporting complex enterprise collaboration environments.

The engineer will provide Tier 2/Tier 3 technical support for Cisco Unified Communications, voice and video gateways, Session Border Controllers (SBCs), Cisco Expressway, Cisco Jabber, Cisco Webex, MeetingPlace, Windows Server platforms, next-generation firewalls, and AFRL V2CDS/XD Vision gateway technologies.

The successful candidate must possess strong troubleshooting and systems-integration skills and be capable of diagnosing issues across the application, server, security, voice/video, and network infrastructure. Experience with Cisco routing and switching technologies is highly desirable.

HOW A CISCO COLLABORATION ENGINEER WILL MAKE AN IMPACT

Cisco Unified Communications and Collaboration

• Design, configure, administer, maintain, and troubleshoot Cisco Unified Communications and collaboration environments.

• Support Cisco Unified Communications Manager (CUCM/Call Manager) clusters, endpoints, trunks, dial plans, route patterns, translation patterns, device pools, regions, locations, and media resources.

• Configure and troubleshoot SIP, RTP/SRTP, SCCP, H.323, and related voice and video protocols.

• Support Cisco Jabber voice, video, presence, messaging, and directory integrations.

• Administer and troubleshoot Cisco Webex and associated enterprise collaboration integrations.

• Support legacy or mission-required Cisco MeetingPlace services and their integration with the enterprise collaboration environment.

• Perform software upgrades, patching, certificate maintenance, configuration changes, and lifecycle management of collaboration infrastructure.

• Support voice and video endpoint registration, authentication, call routing, and media establishment.

• Analyze call failures, poor call quality, one-way audio, latency, jitter, packet loss, registration failures, and signaling problems.

Session Border Controllers

• Configure, maintain, and troubleshoot enterprise Session Border Controllers (SBCs) and associated SIP services.

• Support SIP trunking between internal collaboration systems, external service providers, partner organizations, and other enterprise environments.

• Configure and troubleshoot SIP normalization, dial-peer/routing policies, codec negotiation, media flows, NAT traversal, and encryption.

• Diagnose SIP signaling using packet captures, SIP traces, call-detail records, and platform-specific diagnostic tools.

• Coordinate troubleshooting with telecommunications carriers, vendors, cybersecurity teams, and external organizations.

Cisco Expressway Edge/Core

• Configure, administer, maintain, and troubleshoot Cisco Expressway-C and Expressway-E platforms.

• Support Mobile and Remote Access (MRA), business-to-business communications, traversal zones, SIP services, and secure remote collaboration.

• Configure and troubleshoot certificates, DNS, firewall traversal, NAT, TLS, and authentication dependencies.

• Troubleshoot Jabber and collaboration endpoint registration through Expressway infrastructure.

• Maintain secure communications between internal collaboration environments and external users or organizations.

Windows Server

• Provide administration and troubleshooting support for Microsoft Windows Server environments supporting collaboration services.

• Support Windows Server services including DNS, Active Directory integration, certificate services, service accounts, authentication, and application dependencies.

• Perform server patching, vulnerability remediation, security hardening, and configuration management.

• Troubleshoot operating-system, application, network, authentication, and certificate-related issues affecting collaboration services.

• Coordinate Windows Server changes with system administrators, cybersecurity personnel, and application owners.

Next Generation Firewalls and Security

• Configure and troubleshoot Cisco next-generation firewall policies supporting voice, video, collaboration, and remote-access communications.

• Analyze firewall rules, NAT, ACLs, routing, inspection policies, and application/security policies affecting collaboration services.

• Troubleshoot signaling and media flows through security boundaries.

• Coordinate firewall changes with cybersecurity and network security teams.

• Support secure TLS/SRTP communications and certificate-based authentication.

• Assist with vulnerability remediation, security compliance, software upgrades, and security-hardening activities affecting collaboration infrastructure.

V2CDS and XD Vision Gateways

• Configure, maintain, integrate, and troubleshoot V2CDS and XD Vision gateway technologies supporting enterprise or mission collaboration requirements.