Bachelor's degree in Telecommunications Engineering, Electrical Engineering, Computer Science, or a related technical field, with 9-10 years of experience in Cisco Unified Communications engineering or consulting, including laboratory testing, proof-of-concept implementations, technical documentation, and knowledge transfer. Strong understanding of VoIP protocols and signaling (SIP, RTP, H.323, MGCP, SCCP), Cisco UC portfolio design, implementation and integration, Trader Voice and voice recording platforms, IP networking, voice network design, voice gateway configuration, SIP trunking, scripting using Python or PowerShell, voice quality metrics, testing methodologies, network security, and voice security implementations. Excellent technical writing, consultation, requirements gathering, procedure and implementation guide development, technical knowledge transfer, project coordination, and operational handover skills are required. Preferred qualifications include Cisco CCNP Collaboration or equivalent certification, experience in financial services or trading floor environments, Microsoft 365 and Teams architecture, technical documentation tools, change management, migration planning, ITIL processes, laboratory management, testing environments, and Cisco UC applications and APIs