Sr Collaboration Engineer

Job Summary (List Format) Senior Collaboration & Security Engineer

- Design implement and maintain Cisco Collaboration solutions (CUCM Webex Unity IM&P Expressway UCCX voice gateways etc.).
- Configure and manage dial plans SIP trunks route patterns number translations and calling search spaces.
- Support and troubleshoot Cisco endpoints including IP Phones ATA and Webex devices.
- Integrate PSTN connectivity via local gateways cloud connect or SIP trunks.
- Perform upgrades migrations (on-prem to cloud) and system expansions for collaboration systems.
- Monitor and resolve issues related to call quality latency jitter packet loss and media performance.
- Implement and manage Cisco security solutions (Firepower ASA Fortigate SecureX Umbrella ISE Duo).
- Ensure secure collaboration by encrypting voice traffic (SRTP) configuring SIP TLS and securing SIP trunks and WebRTC.
- Configure firewalls NAT ACLs and segmentation for voice/video traffic security.
- Monitor threats and respond to security incidents impacting collaboration services.
- Utilize technical expertise in voice protocols (SIP H.323 SRTP) networking (routing switching QoS VLANs) and system administration (VMware Windows/Linux).
- Leverage monitoring tools (RTMT Wireshark SolarWinds) for proactive system management.
- Preferred scripting skills (Bash/Python) for automation and troubleshooting.
- Maintain documentation and provide effective communication with stakeholders.
- Provide on-call support and work in shifts as required.
- Minimum 5 7 years of hands-on experience with Cisco Collaboration and Security technologies.
- Relevant certifications preferred: CCIE Collaboration CCNP Security Cisco Webex Calling Specialization.
- Strong analytical troubleshooting and documentation skills; able to work under pressure.
Key Skills
ASP.NET,Health Education,Fashion Designing,Fiber,Investigation
Employment Type : Full Time
Experience: years
Vacancy: 1