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Senior Network Engineer Resume

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Chicago, IllinoiS

SUMMARY:

  • A seasoned information technology leader with over 20 years of technical experience. Demonstrated excellence in IT within the engineering/construction, consulting, energy, and insurance fields
  • Technical accuracy via thorough, detailed and accurate work
  • Creating sound and cost - effective solutions that meet the needs of the business
  • Quick time to delivery that meets or exceeds service level agreements
  • Effectively mentoring others through and knowledge transfer
  • Excellent communications through presentations, leading discussions and written work, delivered to a wide audience
  • Honesty and high ethical standards in all efforts
  • Accurate, decisive, sound analysis and on-target recommendations
  • Leadership by setting the example

TECHNOLOGY SUMMARY:

Cisco CatOS, IOS and Nexus

Cisco routers, switches, wireless

Cisco ASA Firewalls

VMWare and HyperV hypervisors

CommVault Simpana

Splunk and RSA SIEM Tools

Aruba OS and Aruba Airwave

F5 LTM and GTM Load Balancers

Endpoint Protection

SUSE and Redhat Linux

Confidential

ExtraHop Wire Analytics

Brocade and Cisco FibreChannel Directors

Riverbed WAN Accelerators

Citrix Netscaler Load Balancers

GigaMOn Packer Brokers

EMC, IBM and Sun disk and tape subsystems

Dell, HP and Cisco blade enclosures

Satellite Communications

PROFESSIONAL EXPERIENCE:

Confidential, Chicago, Illinois

Senior Network Engineer

Responsibilities:

  • Provided design, implementation, tuning and support of the company’s LAN, WAN and networks, including 24x7 on-call rotation.
  • Incorporated the Online Business Unit's 500+ network devices into the corporate instance of Confidential .
  • Configured thresholds for alerts and configuration management to improve the reliability and recoverability of the network.
  • Lead technologist on a project to POC and install the ExtraHop wire analytics platform to monitor and alert on performance impacting Layer 2-7 issues in the OBU data center environment.
  • Responsible for maintenance of F5 LTM and GTM load balancers including upgrades, patches and creation of complex VIP and WIP configurations.
  • Responsible for migrating key core services like ASAs, DNS and load balancers from an Cisco 6509 core to a new Cisco 7710 Nexus core.

Confidential, Oakbrook, IL

Senior Network Engineer

Responsibilities:

  • Supported the network, server and satellite infrastructure for the company.
  • Responsible for upgrading the server and network monitoring too - What's Up Gold to the latest release and configuring all devices in the product.
  • Lead project to upgrade corporate headquarters’ wifi network from Cisco standalone controller based network to one based on the Cisco Meraki cloud wifi architecture.

Confidential, Green Bay, Wisconsin

Senior Network and Security Engineer

Responsibilities:

  • Supported the network and Windows server infrastructure for the Business, Development, Electrical and Gas environments.
  • Lead system engineer for the Gas Control Group move to Joliet. Configured the EMMS routers, switches and workstations needed for the new location. Coordinated with IBS groups on the equipment installs.
  • Lead system engineer for RSA Security Analytics project. Researched alternative solutions. Worked with vendor to create configuration for WPS. Wrote a supporting document for the request to purchase the equipment sent to upper management.
  • Upgraded and maintained Confidential installation for alerting and monitoring the network.
  • Implemented Cisco routers and switches for extra capacity.
  • Successfully replaced the aging digital KVM and back leveled DSView software with new Avocent digital KVM’s at both data centers with redundant DSView instances at both sites as well.
  • Layer 2 Spanning-tree protocol (STP) network infrastructure remediation following best practices.
  • Routinely worked with engineers, controllers and ITS to implement changes to the EMMS DeMaxx Energy Management System including pushing firewall rules and troubleshooting circuits.

Confidential, Madison, Wisconsin

Network Engineering Specialist

Responsibilities:

  • Provided design, implementation, tuning and support of the company’s LAN, WAN and wireless networks, including 24x7 on-call rotation.
  • Proposed a converged FC and IP network using Cisco MDS and Nexus 10 GbE FCoE hardware. The solution reduced hardware, power, cooling and cabling requirements which identified a $1.7 million dollar savings by consolidating infrastructure. The project was presented to management, approved and implemented on time and within budget.
  • Within the first six months of joining the group, initiated changes to internal workflow that reduced the mean time to delivery for new server IP requests from weeks to same day fulfillment while increasing accuracy through automation.
  • Installed and maintained a 24-appliance Citrix NetScaler load balancing infrastructure. Coordinated with application developers and middleware team on deploying load balancing configurations and associated firewall rules.
  • Maintained a campus wide Aruba wireless network and implemented a separate Aruba wireless infrastructure for 6 regional offices and 3800 remote offices.
  • Lead network technician for initial VMware virtualization project and for VMware infrastructure migration to HP blade enclosures. Piloted Cisco 1000v distributed virtual switch for VMware.
  • Maintained and upgraded separate PCI-DSS network segments for applications that processed credit card information.
  • Maintained Bluecoat packet shaping security and WAN optimization appliances. Worked closely with security teams on other aspects of security like IPS, IDS and Data Loss Prevention.
  • Led the ongoing effort to administer the 2500 port SAN consisting of over 2 Petabytes of storage in 2 Data Centers and 7 regional sites.
  • Key behaviors: Achieving results, inspiring confidence, highly adaptable, remaining calm under pressure, maintaining focus, strong written and oral communications, planning and organizing.
  • Maintaining a hybrid routed network infrastructure using OSPF and BGP layer 3 routing protocols.
  • Implementing IPSec VPNs on Cisco ASA gear.
  • Administrating and maintaining Cisco ASA firewalls including upgrades.
  • Involvied in network security design efforts for DMZ and Internet Edge environments.
  • Multilayer switching using Cisco catalyst switches and InterVLAN routing.
  • Enterprise layer 3 routing using OSPF and BGP.
  • Infrastructure routing redundancy via HSRP.
  • WAN network infrastructure implementation and maintenance including T1 and MPLS circuits.
  • WAN network design and implementation using Cisco ISR routers.
  • WAN routing through BGP routing protocol.

Computing Platforms Specialist

Confidential

Responsibilities:

  • Implemented a Private Fiber Network WAN links between data centers to replace an AT&T SONET OC-48, which increased systems availability and performance while providing a one year ROI.
  • Implemented a Mainframe Parallel Sysplex between Data Centers using EMC and IBM replicated storage. Documented and successfully performed annual disaster recovery testing for all supported hardware. Ultimately this project reduced the company’s disaster recovery outage window from weeks to 4 hours.
  • Successfully served as technical lead on the Bi-Annual Corporate Initiative Disaster Recovery Projects. Each execution affirmed the company’s DR posture and saved the cost of building an additional data center.
  • Worked extensively with various planning, technical, budget and engineering groups within the company during two data center remodeling projects, to include equipment acquisition, placement, HVAC requirements, and optical cabling backbone.
  • Key behaviors: Achieving results, innovation, adaptability, creative thinking, performing under pressure, strong sense of accountability, excellent written and oral communications, planning and organizing.

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