More than Thirty years experience in communications technical positions of ever-increasing scope and responsibilities. Extensive hands-on experience supporting, deploying, and maintaining switching systems, (Santera softswitch, Summa Four, Nortel DMS-MTX, DMS-100, DMS-250, DMS-300, and DMS-ISTP, Alcatel Infusion Signaling Server and Infusion STP, and peripheral equipment), Ericsson VSE/VGWC, PVG/MGW, A2P. CSLAN, CNM, CBM . Specialties: Santera softswitch, Summa Four, Nortel DMS-MTX, DMS-100, DMS-250, DMS-300, and DMS-ISTP, Alcatel Infusion, Packet switching, PVG, CSLAN, A2P, CBM, CNM, VSE, SOS, T-Mobile Unified Subscriber Database (USD) and Provisioning support Signaling Server and Infusion STP, and peripheral equipment Specialties: Network Vision Switch (Wireless VSE, VGWC) MGW, A2P, CBM/CMT, CNMSupporting: 3G, 4G, 5G, CALEA, E911, Billing, Patching, Lab testing, Vendor Management, MOP verification and review.