Leon Owens Email & Phone Number

Orlando, Fl, Us

Orlando, Fl, Us

- Configured and tested edge/border and core equipment for inaugural downtown campus. Updated and configured two ASR1002-HX routers with full BGP routing using new BGP templates, and full OSPF connectivity between downtown campus, datacenter, and main campus datacenter core switches. - Worked extensively with Cisco on C9500-32C QSFP+ core switch interface issues, and configured, tested, and deployed using CVR-QSFP-SFP10G QSFP+ to SFP+ converter modules. - Updated, stacked, and configured Cisco C9500-48Y4C border aggregate switches. - Prepared all equipment with multiple VRF assignments in preparation for full MPLS implementation within the next year, followed by IS-IS planned implementation. - Planned and documented code upgrades and MPLS VRF definition assignments on datacenter Cisco ASR1002-HX aggregate routers in preparation for MPLS, and BGP ASN update to replace private ASN and download full routing tables.- Configured Cisco equipment at remote campuses to replace antiquated circuits and revamp out-of-date standards. - Coordinated Metro-E circuit turnup using Q-in-Q vlan encapsulation at Leesburg, Clermont, and Ocala using OSPF point-to-point circuits terminated on the core switch on main campus. - Planned maintenance using well-defined change control process including formal communication, pre- and post-verifications, archive and backout planning, quality control, and peer reviews.

- Configured and Installed redundant Cisco ASR 1001-X routers, Cisco 4516 Layer 3 aggregation switches with VSS, 16 Cisco 2960-X switches with StackWise connectivity spanning three floors of the new corporate HQ building; established connectivity with BGP enterprise network using DMVPN tunnels and route-maps- Established backup DMVPN tunnels to the Orlando Datacenter for all single-homed bases, and worked with the network team on escalated infrastructure and VoIP tickets in support of over 200 bases in the US and Europe

Ocoee, Florida, Us

- Solely responsible for the management and engineering of a highly available, scalable LAN/WAN infrastructure- Architected WAN migration of 100 store networks and 3 corporate datacenters from MPLS over Frame Relay to Cisco Meraki, and updated BGP, OSFP, EIGRP, route redistribution, route maps and policies- Collaborated with stakeholders and Manhattan Associates engineers to address technical issues and develop effective resolutions during the inaugural, first ever cloud implementation of Manhattan’s Active Omni Suite- Implemented multiple VPNs and configured routing between Amazon Web Services (AWS) Virtual Private Clouds (VPCs) and on-prem Cisco devices in support of Manhattan Active Omni solutions - Engineered network and systems architecture in support of Manhattan Scale Warehouse Management System, including clustered Microsoft SQL 2016 servers and a fully redundant and available Microsoft Remote Desktop Services architecture- Collaborated with Trellist and Rackspace to migrate enterprise E-Commerce architecture from a physical presence to a Microsoft Azure virtual enclave- Provided enterprise security with clustered Cisco ASAs at each provider edge, and updated Firewall policies to improve security and efficiency throughout the organization- Planned, coordinated, and implemented various logical and physical redesigns of the network infrastructure retrofits to better support current and future business needs - Designed and deployed High Availability server systems using Microsoft NLB and Clustering technologies within VMWare VSphere 5.5 and 6.0- Designed, optimized and implemented EMC and NetApp iSCSI SAN and NFS/CIFS NAS storage solutions- Managed ADFS and AzureAD Single Sign-On (SSO) for credential management between O365 and Active Directory- Managed device alerts, syslog, netflow, and resource utilization using PRTG to maintain a proactive approach and stay ahead of possible failures

Davie, Fl, Us

- Remotely reconfigured 79 Cisco 2900 series routers at Hard Rock Cafe locations throughout the United States and Europe; updated IOS, implemented zone-based security, and configured IP SLA across all interfaces for effortless high availability and visibility- Administered Cisco UCS solution including Nexus 5k switches/2K fabric extenders and NetApp storage- Administered F5 and A10 Load Balancers- Took ownership of all escalated service tickets for both the systems and networking infrastructures including cafe router outages, switch configuration issues, Exchange, and Active Directory related issues- Revamped Solarwinds alerting, adding key equipment while freeing up over 100 licenses

- Administered, maintained and ensured maximum availability of corporate IT infrastructure including Windows Server 2008 R2, OpenBSD/Unix servers, VMware VSphere 5.5, and Fortinet UTM Firewalls- Ensured network compliance with the Payment Card Industry Data Security Standard (PCI DSS) across the organization and with all partners- Selected, thoroughly tested, and implemented an SFTP/AS2 Managed File Transfer solution for all critical partner communications, providing automation, security, and reliability enhancements which resulted in a reduction of total man hours by over 60%

Washington, Dc, Us

- Managed, trained and developed over 70 Sailors in network security and administration- Maintained high availability of resources utilizing VMWare 3.5/4.1 to administer and configure over 60 virtual servers on multiple hardware racks consisting of IBM blade technology, shared storage, and an offsite SAN - Managed the resolution of over 2,000 trouble calls across multiple network enclaves on multiple platforms (Windows, Unix, Sun/Solaris, classified systems, etc.)- Ensured all systems were fully protected and up-to-date utilizing best security practices and WSUS for domain servers and computers.- Instrumental in the installation of ISNS Gig-E Mod AN/USQ-153D(V)1 ship-wide gigabit Ethernet backbone upgrade; provided Technical Expertise and Project Management Leadership throughout the life cycle of the installation from initial planning to final testing- Ensured change management plan was developed and executed to prepare and train users, administrators, and stakeholders- Planned and oversaw setup of three temporary networks to support crew members and contractors during the extensive project- Prepared system binder containing all changes, new documentation and diagrams, and user/sysadmin training manuals- As National Security Agency (NSA) COMSEC Electronic Key Management System (EKMS) Manager, meticulously maintained an inventory of over 2,648 classified keys, hardware, and publications while correcting 2617 inventory errors lowering destruction requirements and administrative costs by over 60%- Managed the refresh, configuration, and imaged deployment of over 900 computers, servers, and printers onboard using WDS- Trained all new arrivals and embarked personnel on domain security policies, account establishment procedures, and standard shipboard operations during command indoctrination class - Held Top Secret/SCI clearance (currently expired)

Washington, Dc, Us

- Managed all U.S. Navy IT network training courses offered at 17 learning sites worldwide with a throughput of over 2,400 students annually- Coordinated, planned, and executed curriculum updates including Microsoft MCSE and Cisco CCNA course material to ensure Sailors receive the most current and relevant technical training available- Received Master Training Specialist (MTS) designation while teaching CCNA and MCSE courses- Awarded Navy and Marine Corps Commendation Medal for tour of duty accomplishments

Washington, Dc, Us

- Planned, engineered, and configured fiber optic network infrastructure upgrade of the legacy network backbone which utilized Cabletron half-duplex 10BaseT hubs connected with Cat-5 cabling resulting in constant collisions/slow connectivity- Researched options, planned/created physical and logical infrastructure, and presented options to management- Developed change management plan, acquired hardware (Cisco catalyst gigabit Ethernet switches/fiber optic cable/connectors/kits), and successfully implemented infrastructure- Resulted in an over 2,000% increase in bandwidth, and former cabling throughout ship used as emergency backup- Upgraded Windows NT Server domain and Exchange Server 5.5 to Windows 2000 Server Active Directory domain and Exchange 2000 Server- Extensively researched tremendous architecture differences between NT domain and the new Active Directory structure- Developed and presented install/migration and change management plans- Installed and configured Windows Server 2000 then migrated over 1800 domain resources/objects/users to Active Directory - Administered, troubleshot, and integrated multiple HP-UX Unix mission-critical servers, including account establishment, backup management, restores after failures, SAMBA Windows integration, and secure offsite connectivity.- As technical expert and lead admin, sacrificed over 100 off-duty hours working alongside a civilian contractor in the establishment of the INMARSAT-B system providing the first ever underway email/IP connectivity- Monitored Intrusion Detection System terminal and logs, taking action on alerts and altering the signatures and policies to reduce false positives while preserving security stance- Spearheaded the development of a trouble call database which reorganized workflow and resulted in a 30% reduction in man-hours on over 2,000 trouble calls and multiple system upgrades- Awarded 2 impact Navy and Marine Corps Achievement Medals for tour of duty accomplishments

Bachelor'S Degree, Information Systems Technology

Microsoft Windows Server 2012 R2 Mcse