Greg Mccray Email & Phone Number

San Diego, Ca, Us

Minnetonka, Mn, Us

• Operated, maintained and upgraded a redundant 10Gb backbone network between 5 data centers across 3 geographically diverse locations• Lead engineer for the migration of border routers from Cisco 6500’s to Cisco ASR 9000’s• Assisted in the integration of new data center locations into the network and the seamless migration between 2 data centers• Provisioned space, power, bandwidth, and managed services to data center customers• Plan, design and implement new network deployments• Maintain network documentation such as physical and logical network diagrams, routing and switching details, IP address assignments and circuit management• Worked with major telcom carriers such as AT&T, XO, Level 3, and Sprint in order to provide a diverse array of connectivity options• Use network monitoring tools to assist in capacity planning, DDOS prevention, and maintaining network uptime• Troubleshoot and rectify escalated customer trouble tickets• Assisted in project to implement MPLS across the network and convert all vlans to pseudowires• Participates in rotating on-call schedule with other team members in order to provide level 3 support within a 24/7 production environment• Familiar with ITIL based service management processes such as incident, changes, and configuration management

• Worked directly with members of sales team to design managed data center LAN environments that satisfy customer requirements.• Deployed high availability and single-arm networks in 15 nationwide data centers that included firewalls, ids, routers, switches, load balancers, and server farms • Setup of additional network capacity for various uses such as back-end access from HQ via frame-relay, managed tape backups and disaster recovery, and SAN/NAS solutions • Planned and performed complex maintenances on high profile customer that required minimum downtime• Adhered to strict security policies using ACL’s and vlans on both shared infrastructure and dedicated customer devices • Member of project teams that tested, certified, and wrote technical service descriptions for new vendor equipment, employee tools, and network designs• Identify and correct problems associated with switching, routing, and DNS• LAN/WAN traffic analysis using tools such as MRTG, Snort, and Ethereal.• Worked with various departments within the organization, customers, and vendors to insure network availability, security, and satisfaction• Used several schemas within Remedy for trouble resolution, new installations, and change orders• Worked with Telcos to provision new and troubleshoot existing frame-relay, ATM, T1, T3, and OCx WAN connections • Monitoring and troubleshooting of shared infrastructure equipment, customer devices as well as private line circuits • Technical lead and project manager for successful migration of 200+ leased line customers from an acquired network to the AT&T IP backbone network