Network Engineer Data

Professional Objective

I am seeking a network engineer position that will challenge and increase my knowledge and skills in information and security systems, network technology support, and design.

Professional Experience

Network/Data Engineer - [Contract: AT&T] - March 28, 2022 – Present

Performed project work for AT&T Mobility Life Cycle Management

oManaged the interoperability between Cisco and Juniper Layer 3 Platforms.

oConfigured and troubleshoot Juniper and Cisco devices related to mobility transport and connectivity.

oPerformed deployment and decommissioning of equipment following AT&T Life Cycle Management process.

oResponsible for planning and implementing new and existing infrastructure requirements per the AT&T change management process.

oTested and implemented vendor-provided fixes and design recommendations.

Cisco Meraki Engineer [Contract: Cisco] – Network Engineer, August 30, 2021 – February 14, 2022

In a Software Defined Network (SDN) Troubleshot and diagnosed wireless, security, switching, and VPN issues as well as other various network-related issues reported by Cisco Meraki customers and partners

oPerformed planning and implementation of new Meraki SDN networks for Meraki customers

oAssisted customers with the integration of Meraki SDN within their existing networks.

oConfigured and troubleshoot native OS client VPN and Cisco AnyConnect VPN connections

oConfigured and troubleshoot Cisco Meraki site-to-site AutoVPN connections, including Meraki to non-Meraki VPN connections

oTroubleshot SSID and wireless client connection issues

oSupported Meraki switch, firewall, and wireless access point implementations and initial configuration.

oHandled incident queue and customer escalations for Meraki Network

Network Engineer, [Contract: CarMax] March 22, 2021 – June 15, 2021

Change Planning and implementation and Incident troubleshooting

oPlanned/implemented a firewall and routing changes companywide on a project to move critical systems from on-prem to their Azure Data Centers

oPlanned and implemented requested changes to firewalls, routers, and switches.

oHandled incidents queue escalations for 250 business units

The Friedkin Group – Sr. Network Engineer, October 17, 2015 – November 03, 2020

Projects and Planning in a two data center environment

oPlanned and migrated the enterprise WAN connectivity from EIGRP/OSPF to BGP to enhance dual homing routing options for redundancy and disaster recovery.

oImplemented a redundant Nexus 5K core with VPC connectivity to multiple IDF closets.

oAdded Cisco FEX devices to increase port density where needed

oMigrated from Cisco 4500 to Aruba 8200 from initial setup to implementing routed interfaces, lag interfaces, Vlan segmentation, ACL’s and OSPF routing

oImplemented Aruba VSF and VSX for control and data plan virtualization to simplify device management and configurations.

oPlanned and Migrated a Cisco 6500 Core to a Cisco catalyst 9500 series layer 3 switches.

oPlanned/migrated enterprise load balancer from Cisco CSS to the more robust Citrix NetScaler (ADC).

LAN/WAN – implemented/supported multi-vendor environment

oConfigured OSPF, and BGP protocols across 2 data centers via Nexus Devices

oConfigured L2 properties in a Cisco/Aruba environment.

oConfigured and designed VLAN infrastructure communications

oPerformed implementation and hardware refresh for Citrix NetScaler

oImplemented NetScaler GSLB across two data centers

Security – Planned/Implemented firewall in support of customer requirements

oImplemented Firewall HA using Fortinet FortiGate firewalls

oPlanned/configured VPN on FortiGate and Cisco ASA firewalls

oPlanned and implemented router and switch security best practices

Troubleshooting – performed router and firewall problem resolution

oTroubleshot VPN connection issues in FortiGate and Cisco ASA platforms

oTroubleshot NetScaler load balancing and connectivity issues

oTroubleshot BGP/OSPF and EIGRP issues in multi-vender environments

Accudata Systems Inc. – Network/Security Consultant, October 17, 2011 – October 1, 2015

Projects and Planning – created project/implementation plans for multiple customers

oDeveloped new-site implementation plans including hardware selection and provisioning.

oImplemented multiple-ISP BGP environment utilizing route policies for route selection.

oPlanned and implemented Cisco routers for DMVPN Data Center connectivity.

oPlanned and Implanted Cisco series wireless and access points in upstart environments.

oPlanned and implemented Juniper Switching and L3 environments.

oPlanned and Migrated Checkpoint firewall environment to a clustered Juniper SRX firewall environment.

oImplemented PaloAlto and Cisco Firewalls from planning to cutover.

oDesigned/implemented Cisco L3 switch redundant core enterprise environment

LAN/WAN – implemented/supported multi-vendor environment

oConfigured OSPF, BGP protocols including routing policies

oConfigured Spanning tree for L2 redundancy and efficiency

oConfigured and designed VLAN infrastructure communications

oPerformed hardware refresh for Cisco/Juniper firewalls, switches and routers

oPerformed software refresh for Cisco/Juniper firewalls, switches and routers

Security – Planned/Implemented firewall in support of customer requirements

oImplemented Firewall redundancy using Cisco ASA/Juniper

oImplemented clustering of Juniper SRX security devices

oPlanned/configured Juniper/Cisco firewall and VPN changes

oPlanned and implemented NAT on Cisco/Juniper for overlapping subnets

Troubleshooting – performed router and firewall problem resolution

oTroubleshot VPN connection issues in Juniper/Cisco environments

oTroubleshot Network Address Translation issues in Cisco/Juniper environments

oTroubleshot BGP/OSPF issues in Cisco/Juniper environments

SunGard Availability Services – Network Engineer, May 11, 2009 – October 14, 2011

LAN/WAN – supported multi-vendor environment for managed services customers

oConfigured MPLS L3VPN within managed services customer cloud

oConfigured OSPF, BGP protocols for co-located and managed devices

oConfigured F5 BigIP LTM load balancers

oConfigured managed customer environments including L2/L3 and firewall components.

Security – Planned/Implemented firewall requirements for managed services customers

oImplemented Firewall redundancy using Cisco ASA/Juniper NetScreen

oPlanned/configured Juniper/Cisco firewall and VPN changes

oAble to configure CheckPoint Firewall rules and VPN’s

oPlanned and implemented NAT on Cisco/Juniper/CheckPoint devices

oInstalled and maintained SSL certificates with F5 BigIP LTM devices

Troubleshooting – performed router and firewall problem resolution

oTroubleshoot BGP/OSPF issues in Juniper/Cisco environment

oAble to troubleshoot F5 BigIP LTM issues

oConfigured/Troubleshoot CheckPoint modules

Patients Medical Center – Sr. Network Analyst, Sept 22, 2008 – March 26, 2009

LAN/WAN support – Relied on experience, training and judgment to plan and accomplish business objectives.

oWorked as a team lead for administration, maintenance, and support of Dell L2/L3 switching infrastructure.

oPlanned and implemented Dell L3 core redundancy

oConfigured/maintained perimeter Cisco routers and VRRP redundancy

oAssisted with Business Continuity planning, documentation, and testing.

Security – Implemented and planned security requirements for the network and users

oImplemented Firewall Active/Standby redundancy using Cisco ASA 5510

oPerformed network scans utilizing Wireshark for identifying network events

oprovided recommendations for the email and network security policy

oAdministered Citrix server along with VPN remote and site-to-site connectivity

Network Administration – performed administration of Windows 2003 Domain environment

oConfigured/maintained Active Directory and GPO applications

oImplemented redundancy for Hub Transport and Client Access Server roles

oMaintained and implemented DNS, WINS, DHCP and IIS servers

oInstalled and maintained server SSL certificates

Barrios Technologies/NASA Orion Contractor –Sr. Systems/Security Analyst, Jan.4, 2007 – Sept 19, 2008

LAN/WAN support – Planned, implemented and configured infrastructure devices

oConducted technical research for infrastructure changes/upgrades

oConfigured internal routing using OSPF, EIGRP with redistribution

oConfigured/maintained port aggregation protocol

oIncreased layer 2 efficient by optimizing Spanning-tree protocols

oMaintained/configured point-to-point WAN interfaces

Security – Planned, implemented, configured network security

oConducted routine network audits to ensure compliance with security policy

oConducted security vulnerability analysis: WireShark, Nessus and NMap

oConfigured and monitored PIX/ASA firewalls to policy standards

oConfigured NAT/PAT features for address conservation and privacy

oImplemented MS ISA Server firewall for secure web application publishing

oSecurity/RAS - configured and troubleshot VPN, IPSEC, AAA

Network System – Planned, configured, and implemented network systems

oImplemented MS Windows 2003 domains and Active Directory, including trust relationships, and group policies.

oInstalled MS Exchange Server 2003 and configured SMTP, POP3 and OWA

oAssisted in the development of network security policy to meet NASA standards

oEstablished and maintained baseline data for capacity planning

Getronics, Inc – Network Analyst, Nov. 21, 2005 – Dec. 31, 2006

Network Monitoring System – HP OpenView, Vital Suite, and Cisco Works

oMonitored and identified network devices using HPOV

oUsed Vital Suite to analyze network congestion and related problems

Customer Support – PeopleSoft and Vantive ticket management system

oExtremely professional and courteous while working directly with customers

oExplained very technical issues without using technical jargon

WAN support – contacted Exchange carriers to isolate outages

oEscalated problems to Telco: Frame Relay, ATM and ISDN

WAN protocols – PPP, HDLC, Frame Relay

Routing Protocols – able to configure and troubleshoot routing protocols

oKnowledge of OSPF, EIGRP, RIP, BGP

Data acquisition – familiar with SCADA acquisition systems

Security/RAS - troubleshot VPN, IPSEC, DSL, AAA, NAT/PAT issues

Health and Human Services Commission – Regional Systems Specialist III, Feb 4, 2003 – Nov. 21, 2005

Field Service Technician – resolved Windows 2000 hardware/software problems.

Help Desk – documented, tracked all trouble tickets to successful resolution

LAN/WAN Support – configured and maintained CISCO routers and switches.

Deployment Projects – assisted in planning and deployment of Windows workstations.

TeleSystems Marketing, Inc – Asst. Network Administrator, April 2002 to January 2003

Microsoft NT/2000 Server Administration – installed and configured domains and Active Directory, local and group policies.

Microsoft 2000/XP workstation – installed/troubleshot user/network issues

Novell NetWare Administration – installed and maintained server operating system, hardware, user accounts, and maintained server backups.

UNIX Administration – Served as technical support for UNIX shell and printing problems.

Network Infrastructure Support – Protocols: TCP/IP, IPX/SPX, DHCP and DNS

United States Navy – Electronic Technician, March 1991 to February 2002

Network Systems – installed and maintained Windows NT server. Maintained, and installed: cabling- Category 5, thinnet-RG-59; computer hardware- switches/hubs/routers; and patch panels/cable management systems.

Computer repair – diagnosed and upgraded PC hardware to military specifications.

Electronics – repaired maintained and operated solid state and electromechanical equipment.

Education

University of Houston Main Campus, 2008

Bachelor of Science 2008, Information Systems Technology

Kelsey-Jenney College, 2001- San Diego, CA

Associate of Science 2001, Computer Network Engineering

Associate of Science 2001, Computer Maintenance Technology

Certifications

Juniper Networks Certified Internet Specialist (JNCIS-ENT)

Juniper Networks Certified Internet Specialist (JNCIS-SEC)

Juniper Networks Certified Internet Associate (JNCIA-Junos)

Juniper Firewall/VPN Certified Associate (JNCIA-FWV)

Cisco Certified Network Professional (CCNP - Route Switch)

Cisco Certified Network Professional Security (CCNP - SEC)

Cisco Certified Network Associate Security (CCNA - SEC)

Cisco Certified Network Associate (CCNA)

Cisco Intrusion Protection System Specialist (CIPSS)

F5 BigIP PC LTM Certification

Microsoft Certified Systems Engineer (MCSE NT)

A+ Certified PC Technician

Course work

Database Administration and scripting (MS SQL 2005)

Project Management (Information Systems)

Systems Analyst and Design (ERD, DFD)

Programming (Visual Basic .Net, HTML)

Vocational

San Diego Community College, Certificate, Data, Voice and Video Cabling (8 weeks)

Naval Advanced Electrical/Electronics School, Certificate, Honors Graduate (52 weeks)

Naval Applied Electronics School, Certificate, Honors Graduate (36 weeks)

Clearance Held – Secret

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