David Calderone Email & Phone Number

• A senior network architect and accomplished telecommunications engineer with 35+ years of expertise designing, implementing, analyzing and optimizing carrier and enterprise class terrestrial and satellite communications networks in both public and private sectors. • Strong leadership skills; a capable manager and team leader, able to initiate action and foster collaboration to deliver excellent customer-oriented service in complex and diverse environments.• Focused on: (1) network architecture and vision, (2) strategic development spanning security, wide area transport, campus area services, data center and management domains, and (3) multi-layer network security • Broad-based IPv4/IPv6 network engineering experience encompassing: Internet and enterprise routing and switching / MPLS transport with VPN and Ethernet overlays / Quality-of-Service (QoS) design and optimization / multi-level network security / disaster recovery and contingency planning / Cisco and Juniper infrastructures / hands-on configuration and troubleshooting / optical, ATM and Frame Relay technologies.• CISSP (ISC2), ISSAP (ISC2), CCNP (Cisco) and 6-Sigma certifications. • Excellent oral and written communications skills.