GD Information Technology, Inc.
From company careers site
Cisco Collaboration Engineer
- Location
- USA FL MacDill AFB
- Work mode
- On-site
- Employment type
- Full-time
About the job
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.
- Support secure voice and video communications across interconnected security or network boundaries.
- Diagnose connectivity, signaling, media, routing, policy, certificate, and interoperability problems associated with gateway services.
- Coordinate gateway configuration and troubleshooting with cybersecurity, cross-domain, network, voice/video, and external support organizations.
- Maintain system documentation, configuration baselines, interface requirements, and operational procedures for gateway services.
Network Integration
- Troubleshoot network connectivity affecting voice, video, and collaboration services.
- Analyze TCP/IP, UDP, SIP, RTP/SRTP, DNS, DHCP, NAT, QoS, VLAN, routing, switching, and firewall behavior.
- Work closely with network engineering teams to troubleshoot end-to-end collaboration service performance.
- Use packet captures and network monitoring tools to isolate signaling, media, application, server, and transport-layer problems.
- Support QoS requirements for enterprise voice and video traffic.
Experience with Cisco routing and switching is a strong plus, particularly:
- Cisco Catalyst and Nexus switching, VLANs and 802.1Q trunking, Spanning Tree, EtherChannel, OSPF, BGP, Static routing, HSRP/VRRP, QoS, Multicast, ACLs, Cisco IOS/IOS XE, and Network segmentation.
Operation and Maintenance Responsibilities
- Provide Tier 2/Tier 3 operational support for enterprise collaboration services.
- Monitor availability, capacity, performance, and health of voice and video systems.
- Respond to service incidents, outages, degradations, and cybersecurity events.
- Perform root-cause analysis for recurring technical issues.
- Develop corrective actions to improve service reliability and availability.
- Participate in configuration and change management processes.
- Develop implementation, test, rollback, and validation procedures for production changes.
- Maintain accurate system diagrams, configurations, inventories, SOPs, troubleshooting guides, and knowledge-base documentation.
- Support scheduled maintenance activities and authorized service interruptions.
- Participate in technology refresh, modernization, migration, and lifecycle-management projects.
- Coordinate with vendors and Cisco TAC on complex technical issues.
- Provide technical guidance and mentoring to junior engineers and operations personnel.
Required Qualifications
- Cisco CCNP certification , preferably with a Collaboration focus or equivalent demonstrated collaboration expertise.
- 5+ years of hands-on experience supporting enterprise Cisco voice, video, unified communications, and collaboration technologies.
- 5+ years of experience with Microsoft Windows Server or Windows-based infrastructure supporting enterprise applications.
- Strong experience with Cisco Unified Communications Manager.
- Experience supporting Cisco Expressway-C/Expressway-E.
- Experience supporting Cisco Jabber.
- Experience with Cisco Webex.
- Experience supporting Session Border Controllers and SIP trunking.
- Experience supporting enterprise voice/video gateways.
- Experience with Cisco next-generation firewall technologies.
- Experience supporting or integrating V2CDS and/or XD Vision gateway technologies.
- Strong understanding of SIP, RTP/SRTP, TCP/IP, TLS, DNS, NAT, QoS, and certificate-based communications.
- Experience analyzing packet captures and troubleshooting complex end-to-end communications.
- Experience supporting high-availability enterprise production environments.
- Strong technical documentation and communication skills.
Desired Qualifications
- Cisco routing and switching experience.
- Cisco Catalyst and/or Nexus experience.
- Experience with Cisco Firepower/Secure Firewall.
- Experience with enterprise PKI and certificate management.
- Experience with Active Directory, DNS, and authentication services.
- Experience with network and application performance-monitoring platforms.
- Experience with deployment and management of Cisco Jabber services.
- Experience supporting cross-domain or multi-security-domain voice/video environments.
- Experience with Zero Trust architectures and identity-based access controls.
- Experience supporting highly available, mission-critical, or 24×7 enterprise environments.
- Experience working with cybersecurity teams on vulnerability remediation, security hardening, and compliance requirements.
Documentation
- Maintain accurate network diagrams, IP addressing information, equipment inventories, port assignments, circuit information, configuration standards, troubleshooting procedures, SOPs, and knowledge-base articles.
- Document recurring problems and develop troubleshooting procedures that enable Tier 1 personnel to resolve common issues without unnecessary escalation.
- Maintain accurate ticket and incident documentation, including symptoms, troubleshooting performed, corrective actions, root cause, and resolution.
Project & Engineering Support
- Support Tier 3 engineers and project teams with unified communications upgrades, migrations, deployments, technology refreshes, and modernization initiatives.
- Assist with equipment staging, configuration, testing, installation, cutover, validation, and operational turnover.
- Participate in site surveys and assess network infrastructure, rack space, power, cabling, connectivity, capacity, and technical dependencies.
- Participate in technical exchange meetings, engineering reviews, change boards, project meetings, and operational readiness reviews.
WHAT YOU’LL NEED TO SUCCEED:
- Required Technical Skills: Applicable DoW 8140 or DoW 8570 Certification
- Security Clearance Level: TS/SCI
- Required Skills and Abilities:
- Strong communication skills.
- Eagerness to learn new technologies and take on additional responsibilities over time.
- In-depth knowledge of TCP/IP, LAN/WAN technologies, network protocols, and network hardware.
- Strong analytical skills with a focus on troubleshooting and diagnosing network issues
- Ability to communicate technical issues clearly and professionally with non-technical staff.
- Respond to escalated user inquiries and issues related to network connectivity, performing basic diagnostics, and escalating more complex issues as needed.
- Work closely with peers, and other departments to ensure seamless network operations and assist with ongoing projects/tasks.
- Ability to work weekends and
From GD Information Technology, Inc.'s careers page (Workday), checked 31 Oct 2026.
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Posted 23 Sept 2026 · checked 31 Oct 2026 · Report this job