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Senior Network Engineer Resume

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Gaithersburg, MD

SUMMARY:

An experienced Senior Network Engineer, Network Architect and Team Lead with a wide range of knowledge on enterprise networks, systems and security architectures. Proficient in designing, implementing and securing enterprise wireless, LAN, WAN, Service Provider, VPN, Cisco, Aruba, and Microsoft solutions. A proven and reliable leader with the ability to work well under pressure and adapt to dynamic, complex and unconventional client objectives. Exceptional written and oral communication skills with experience in drafting design, as - built, CONOPS, implementation, configuration, testing and training documents.

TECHNICAL SKILLS:

Platforms: Windows 2000/XP/7/8; Windows 2000/2003/2008/2012 Server; Active Directory; Microsoft Management Console; Microsoft Network Policy Server (NPS); Microsoft SQL 2000/2005 Standard Edition; Cisco IOS; Juniper NetScreen 5.0.; JUNOS; Barracuda Networks; LiveWave FirstView; Cisco Wireless Control System (WCS); Cisco Prime Infrastructure; Cisco ASDM; SecureView.

Software: Microsoft Office 2000/XP/ 2003/2007/2010/2013/2016 ; Microsoft Exchange 5.5/2003 Standard/Enterprise Edition; Veritas Backup Exec. 9.0/10.0; HP OpenView 7.5; Symantec Antivirus Corporate Edition 10.0; Symantec Mail Security; Symantec Ghost 7.0/8.0/2003 ; VMWare VSphere; Cisco Clean Access Agent; Cisco Confidential Agent; Cisco VPN client; Cisco AnyConnect; Cisco SSL WebVPN; Cisco ACS.

Technology: Aruba wireless appliances, including Aruba 3600 wireless controller, Aruba 7210 wireless controller, and Aruba Access Point (AP) 225, Aruba ClearPass, Aruba AirWave 8.0; Cisco wireless appliances, including the Wireless LAN Controller (WLC) 4402 and 5508, Wireless Location Appliance (WLA) 2700, Mobility Services Engine, and Aironet 1140, 1232, 1242, and 1250 Access points; Cisco routers, including 1800, 2500, 2600, 2800, 2900, 3600, 7200, 7600 and Aggregation Services Routers (ASR) 1000 and 9000 series, Integrated Services Routers (ISR) 3800 series; Cisco access and multilayer switches, including Catalyst 2900, 3500, 3750, 4500, and 6500 series, Nexus 5000 series; Juniper routers; Cisco firewalls and security appliances, including PIX 501, PIX 515, PIX 520, firewall service modules (FWSM), Adaptive Security Appliances (ASA) 5505, ASA 5540, ASA 5525, ASA 5545-X, Network Admission Control (NAC) v. 4.1.8, v. 4.5.1, and v. 4.7.2, Identity Services Engine (ISE) v1.1, v2.1, v.2.2, Confidential Profiler v. 2.1, and v. 3.1, Cisco Confidential Guest Server v. 2.0, ASA intrusion prevention (AIP-SSM), intrusion detection system modules (IDSM) and MARS; Palo Alto 3050 firewall; APCON tap; Gigamon tap; load balancers, including Cisco CSM and F5 Big-IP LTM; wired/wireless sniffers, Wireshark, Cognio, AirMagnet, Fluke device; Video teleconferencing (VTC), including Polycom HDX 7000 and 8000 series; Symantec Firewall Appliance v. 5660; Cisco Stealthwatch; Dell Blade servers; Gigabit Passive Optical Network (GPON); Netscout nGeniusOne, NetScout Infinistream; Riverbed 5050, Riverbed 6050, Riverbed Steelhead 7070.

Protocols: TCP/IP, BGP, EIGRP, OSPF, RIP, T1, DS3, OC3, OC-12, OC-48, OC-192, Frame Relay, MPLS, MP-BGP, L2 VPN, Pseudowire, VPLS, L3 VPN, VRF, Ethernet (LAN/WAN), 802.11 a/b/g/i/n/ac, HSRP, TACACS+, RADIUS, VTP, STP, PVST+, 802.1Q VLANs, SSL, IPSec, IKE, ISAKMP, 802.1x, EAP, PEAP, TLS, H.323, video over IP, voice over IP (VoIP), QoS, SNMP, NTP, NAT, PAT, Etherchannel, AES, 3DES, Suite-B encryption; SAML.

PROFESSIONAL EXPERIENCE:

Confidential, Gaithersburg, MD

Senior Network Engineer

Responsibilities:

  • Responsible for providing project and technical leadership in support of the Confidential goal of building a modern collaborative, converged and secure network.
  • Senior Network Engineer and SME for wired, wireless and security solutions, including WAN, Cisco ISE and Cisco WLCs.
  • Architect, design, test and implement enterprise solutions to support the client’s voice, video and data team objectives.
  • Support the client in move of its headquarters in order to design and build a resilient, secure and converged network.
  • Technical Lead of revamped wireless network project to include integration with Cisco ISE for employee and guest access.
  • Provide recommendations and assessments for Confidential on opportunities and risks associated with network initiatives.
  • Troubleshoot support tickets and outages as issues arise.
  • Provide Confidential with daily, weekly and monthly reports on the status of Telecom Branch staff, projects and activities.
  • Designed and configured never-before implemented employee wireless network using Cisco ISE with 802.1x/PEAP-TLS authentication
  • Designed and configured a revamped guest wireless network using Cisco ISE for Guest account creation, using a Sponsor portal with SAML authentication and smart card access
  • Successfully migrated TACACS services from Cisco ACS to Cisco ISE.
  • Presented design recommendations for a fully redundant, secure and converge enterprise network
  • Provide concept and design for a lab network to support testing and training for Telecom Branch initiatives

Confidential

Senior Network Engineer

Responsibilities:

  • Lead wireless engineer and SME for wireless technology in support of an Confidential (IC) client seeking to implement classified communication over Secure Wireless.
  • Responsible for designing, testing and implementing an enterprise-wide, Commercial Solutions for Classified (CSfC) compliant, Secure Wireless solution for the IC Client
  • Provide troubleshooting and support for existing Secure Wireless production pilot.
  • Provide guidance and recommendations to project stakeholders and project team members on how to deploy a robust Secure Wireless solution.
  • Interface with other IC partners and vendors through technical exchange meetings (TEMs) and forums to identify lessons learned and technical specifications.
  • Lead 802.1x engineer and SME for the 802.1x project in support of an Confidential (IC) client seeking to implement 802.1x using Cisco ISE.
  • Responsible for designing and testing a proof of concept for 802.1x/EAP-TLS using Cisco ISE. Develop enterprise project and functional requirement documentation and test plans.
  • Provide guidance and recommendations to project stakeholders and project team members on how to deploy a robust 802.1x port-based security solution. Interface with vendors and other engineers through technical exchange meetings (TEMs) and forums to identify lessons learned and technical specifications.
  • Developed scalable, redundancy enterprise Secure Wireless architecture and design intended to reduce costs and complexity, while improving administrative efficiencies
  • Successfully configured and tested EAP-TLS wireless with enterprise Active Directory (AD) and Certificate Authority (CA) over multiple sites following enterprise Secure wireless design
  • Successfully migrated enterprise lab environment used by five different technical teams from one location to another, including network connectivity, remote services and server services
  • Successfully developed Cisco ISE v2.1 proof of concept using wired 802.1x/EAP-TLS, MAC Authentication Bypass MAB, and Microsoft AD and CA services
  • Received exceptional customer reviews for providing critical engineering expertise in support of the 802.1x project

Confidential, McLean, VA

Senior Network Engineer, Network Architect

Responsibilities:

  • Senior Network Engineer and Network Architect supporting the Program Management Office (PMO) of a in a large, global IC service provider and enterprise environment.
  • Provide network design and network architecture recommendations to key stakeholders and interagency representatives in support of the client PMO and other enterprise initiatives, such as WAN, LAN, CAN, network security, secure wireless, Confidential IT Environment (IC ITE) and IC Network (ICN) initiatives.
  • Configure Cisco and Juniper routers and switches in production and lab environments, and implement secure technologies and protocols for both LAN and WAN Service Provider environments. Draft network design, CONOPS, implementation and test documents in support of the client’s next-generation network.
  • Manager and Team Lead for Confidential Network Engineering team, providing performance appraisals, career guidance and project leadership to Network Engineering staff.
  • Promoted to Network Architect from Senior Network Engineer
  • Received “Performance and Team” Award for work on OOBM Design Document, support for ICN Architecture and WAN Concept of Operations (CONOPS)
  • Provided subject matter expertise and design guidance for the client’s first-ever secure wireless pilot for classified data
  • Represented the IC client in interagency ICN Architecture Joint Engineering Team (JET) meetings to develop the ICN Architecture and common CAN/WAN standards
  • Drafted the CONOPS and Implementation Plan for the next-generation WAN architecture
  • Produced Out-of-Band Management (OOBM) Design Document that was later published in the Defense Technical Information Center (DTIC) Library
  • Successfully completed a secure AAA migration project, migrating over 300 network devices to new AAA server environment

Confidential

Senior Network Engineer

Responsibilities:

  • Design, implement, and configure wireless, network security, LAN/WAN enclaves and devices.
  • Configure routers, switches, wireless controllers, firewalls, and other network security appliances.
  • Troubleshoot, monitor and maintain the network using network management and monitoring tools.

Confidential

Senior Network Engineer, Team Lead

Responsibilities:

  • Promoted to the title of Lead Associate from Associate after two years at Confidential
  • Promoted to the role of Team Lead of the Network Engineering team
  • Received “Performance and Team” Award for successfully completing the Confidential
  • Successfully designed and implemented one of the largest Cisco Confidential deployments in North America, protecting over 60,000 unique devices over more than 80 offices and remote locations
  • Successfully designed and implemented Cisco Confidential policy enforcement, which secured the network against non-compliant endpoints
  • Presented Confidential Technology Focus Group to introduce and train Confidential consultants on current and emerging Confidential technologies, as well as Confidential deployment strategies
  • Successfully designed and implemented a secure PEAP wireless solution, using Microsoft NPS and Cisco Wireless LAN Controllers. Successfully migrated 25,000 users from pre-shared key wireless to PEAP wireless
  • Designed and implemented custom Guest wireless solution for smartphones and mobile devices to allow for integration with Active Directory and Cisco Confidential Guest Server
  • Designed and deployed secure 100% wireless coverage to Confidential campuses and offices throughout the D.C. Metro area, servicing over 10,000 users

Confidential, Rockville, MD

Cisco Network Engineer

Responsibilities:

  • Design, implement, integrate and maintain highly secure, fully redundant LAN, WAN and VPN architecture for the 2008 Presidential Transition Support Team and the Confidential .
  • Design, implement and monitor multiple site-to-site VPN tunnels and remote access VPN connections over Cisco ASA.
  • Implement and monitor secure network access for local and remote users over Cisco Confidential in-band and out-of-band.
  • Monitor and respond to network security threats, using Cisco IDS, IPS and MARS.
  • Provide Tier 3 and Tier 4 support for over 1200+ users on multilayer switching and secure firewall environment, using Cisco Catalyst 6506 and 4507 switches and Cisco ASA.
  • Regularly interact with PTT and Confidential personnel regarding new client requirements in a highly dynamic and fast paced environment.
  • Designed and implemented secure, separate air-gap multilayer switched network for transmission of sensitive data
  • Redesigned Cisco Confidential out-of-band, client VLAN architecture and IP addressing scheme to support new client Confidential requirements
  • Designed and implemented multiple site-to-site VPN remote office networks using Cisco ASA 5505 and 5540

Confidential, Rockville, MD

Wireless Network Engineer, System Engineer

Responsibilities:

  • Design, implement, integrate and maintain complex, secure networks and systems for Confidential customers.
  • Implement secure wireless 802.11 a/b/g/i systems that conform to FIPS 140-2 standards. Integrate surveillance, video management equipment and security devices on pre-existing or newly designed IP wireless or wired infrastructures.
  • Design, implement and maintain Cisco-based network architecture, including multilayer switching, routing, WAN, PIX firewalls, VLANs, border routing and internet access. Implement and maintain multi-server Windows 2000/2003 server, active directory environments.

Confidential, Gaithersburg, MD

Network Engineer, IT Consultant

Responsibilities:

  • Design, implement, secure and maintain small and medium sized networks for clients around the D.C. metropolitan area.
  • Provide feedback, recommendations, and documentation for network projects and maintenance. Install and maintain network hardware, including Dell servers and storage devices, Cisco routers, switches and PIX firewalls, and Cisco Aironet wireless access points.
  • Communicate with vendors on network tasks and projects, as well as general product support.
  • Provide all levels of support for clients and document tickets using TrackIT software, when applicable.
  • Physically installed and configured new Cisco PIX 515E firewall parts, including installing new memory and physical modules
  • Configured Cisco 1800 router with newly installed T1 controller as the primary gateway for the local area network
  • Configured, deployed and secured Cisco Aironet wireless access points to provide seamless wireless coverage throughout the entire office
  • Assisted in a server migration, in which Microsoft Exchange, file and print services were transferred to new Dell PowerEdge servers
  • Achieved exceptional client ratings and feedback for my professionalism, customer service and technical proficiency

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