Walter W. Dearborn

**** ****** *****

Millersville, MD 21108

410-***-****

Relevant Education, Training and Certifications

Data Network and Telecommunications Knowledge:

WAN/LAN architecture, internetwork architecture, network performance, bandwidth utilization, ISP and DMZ architecture, data packet structure, sub netting, LAN/WAN protocols, WiFi, SAN, disaster recovery systems architecture, network analysis, Voice architecture, electronic messaging, wireless, PCM & TDM practices, DS digital formats and digital hierarchy. ISP, LEC and IXC services and transmission mediums, VoIP, PBX’s, client/server architecture, VMware, blade centers, encryption, network management, network performance, IBM mainframe connectivity, DHCP, firewalls, DNS, remote network access, personal computers, file servers, CSU/DSU’s, Ethernet, token ring, Layer 2 and Layer 3 network devices, IOS and CAT OS, ACL’s, RF, microwave, structured copper/fiber optic wiring systems, X.25, TCP/IP, SNA, frame relay, HDLC, MPLS, ISDN, FDDI, SONET, EPL, packet switching networks and Pad’s.

Cisco Systems enterprise product suite which includes routers and switches, content switches and specialty devices like Cisco and Riverbed WAN accelerators, Solar Winds, Cisco Works network management systems. IBM blade centers, standalone file servers, Sniffer and Wire Shark, Visual network and Adtran CSU/DSU’s, Windows server farms, SQL, Oracle, Solaris, Unix.

MANAGERIAL/TECHNICAL TRAINING

New Managers Orientation

Managing Performance

Technical Leadership – Managing and motivating today’s Technical Professional

Staff Consulting Skills

Conflict Resolution and Negotiation

Presentation Skills Workshop

Certified Network Analysis Program

Network General Sniffer University Analysis Program

Interconnecting Cisco Network Devices Boot Camp

Cisco Works Network Management Solution

SolarWinds INMS

Department of Justice JUTNet data network

Description of Relevant Experience

PROFESSIONAL SUMMARY

Over 40 years progressive experience in the data network and telecommunications field with proven skills in management, project management, negotiation and consulting.

Third level technical support for voice and data communications systems, systems planning, system design, network planning, network architecture, network analysis, network performance monitoring, product evaluation and selection.

DOJ and DOD security clearance.

Chronological Experience

Company- Job Performed

Date Range

2010 - April 2024: BAE Systems, Washington, DC

Principal Engineer

I provided technical support and services to the Department of Justice, Executive Office for the United States Attorney's, Telecommunications and Technology Development Group and the Network Operations Services WAN group for JUTNet.

JUTNet (Justice Unified Telecommunications Network) is an AT&T Goverment Solutions managed service. It is a DMVPN AES encrypted MPLS IP VPN private network. It supports both IPv4 and IPv6 with redundant circuits and equipment sets at critical locations. It has a single point of contact central network management facility for all services and hosts web based applications for management of the network.

I managed the day to day operations of the JUTNet data network. I provided notification of network events that are service affecting, troubleshooting and problem resolution support to Government staff, NOS staff and US Attorney District Systems Managers for the 254 location JUTNet data network throughout the world.

I provided assistance as needed for maintaining the NOS internal network management platform, SolarWinds Orion Network Performance Monitor application along with the current WAN accelerator platform implemented at all locations.

Company- Job Performed

Date Range

1998 – 2008: Chevy Chase Bank, Laurel, MD

Sr. Telecommunications Engineer/Analyst

Responsible for providing internal data network design and engineering support services for 3 campus locations with 3,500 workstations, 150 file servers, 2 mainframes, 1 hot disaster recovery site, 1200 data network infrastructure devices, 300 savings branches with 600 branch atm’s and 300 standalone atm’s.

Provided 3rd level technical support to the Support Organization for problem resolution on any data network related issue in the branch office or back office networks.

Managed and maintained the data network infrastructure inventory using the Cisco Works product from Cisco Systems.

Responsible for monitoring and performance of the data network infrastructure device and WAN links using the Device Fault Manager product from Cisco Systems.

Provided detailed packet level analysis using protocol analyzers on any data stream at any ingress and egress point in the data network.

Represented the IS Communications Architecture and Engineering group for network tasks on large projects that involved many different departments.

Provided data network expertise for an internal engineering team engagement tasked with evaluating Cisco and Nortel VOIP solutions proposed for the branch office network.

Researched and recommended a replacement branch office router platform when the installed platform went EOS/EOL. Insured that the replacement platform would support the current production requirements and future requirements for VOIP.

Part of an internal data network engineering team engagement to design, procure and implement a MPLS DMVPN WAN for replacement of the current production encrypted frame relay WAN used in the branch office and back office networks.

Data network engineering team lead to migrate 300 standalone atm’s from a 0B+D ISDN X.25 data network to a newly designed dual carrier MPLS network.

Company- Job Performed

Date Range

1993 – 1998: SCM Chemicals, Baltimore, MD

Network Technical Coordinator

Manage SCM’s data telecommunications network, providing long term planning as well as day-to-day problem management. 5 locations in Baltimore, 2 in Ohio, 1000 workstations, and 25 LAN segments running at 4, 10 or 16 mbps interconnected via T1 in partial mesh network architecture.

Manage SCM’s voice network consisting of PBX’s at each site, providing long term planning and interface with SCM’s telephone consultant, as well as day-to-day problem management.

Manage system changes, revisions, modifications and enhancements with minimal disruption and maximum benefit to the business.

Maintain voice and data network availability at 98% or better.

Manage telecommunications costs in support of the stated budget goal.

Manage the global electronic messaging system, providing long term planning as well as day-to-day problem management.

Company- Job Performed

Date Range

1992 – 1993: Self Employed, Baltimore, MD

Independent Telecommunications Consultant

Providing technical consulting and planning services in the area of telecommunications to private companies in the capital area.

Services include system design and research, conceptual estimating and management presentation.

Company- Job Performed

Date Range

1990 – 1991: MCI Telecommunications INC, Arlington, VA

Engineer III – Network Support and Services

Engineering support for connectivity required to support dial-up access to enterprises host based applications.

Project management and engineering support of $400,000 of hardware equipment for the rollout of a token ring WAN centralized within the corporate datacenters.

Project management and engineering support for project requiring connectivity to corporate data centers.

Engineering support for telecommunications hardware located within the corporate data centers.

1988 – 1990: Engineer II – Network Support and Services

Third level support of switching hardware/software and circuits in a national internal tandem voice network supporting 525 locations and 1000 circuits.

Project management and engineering support to convert the enterprise tandem voice network into a virtual network utilizing MCI’s Vnet product realizing an annual savings of $2 million.

Responsible for all tandem switching hardware and software

1986 – 1988: Engineer II – Base 1 Group Corporate Marketing

Responsible for all hardware with the Base-1 product when it was under development and when it was marketed as a MCI service.

Manage the installation process of data collection devices at customer locations.

Manage the CPAR process and capital budget of $3.65 million

Operating budget, procurement, vendor invoicing and maintenance agreements for the product.

Company- Job Performed

Date Range

1985 – 1986: Honeywell Communications Division, Ohio University, Athens, OH

Senior Communications Engineer

Provided engineering support and contractor coordination for the installation of a 5000 line voice communication system.

Responsible for the equipment room design, power and environmental specifications at each equipment location.

Responsible for interfacing the communications equipment to a fiber optic cable plant for inter nodal communications at T1 and M1 transmission speeds.

Responsible for day-to-day system problem management.

Company- Job Performed

Date Range

1983 – 1985: ROLM Corporation, Pittsburgh, PA/ Baltimore, MD

Project Engineer

Designed building cable systems for voice communication systems.

Coordinated the bidding and installation process with selected subcontractors

Provided power and environmental recommendations for equipment operation to customers.

Performed power-up, software loading and cut-over of the customer’s private network into service.

1979 – 1983: Service Analyst

Performed remote analysis of system troubles via maintenance dial-up access ports.

Performed second level technical support for switching hardware/software and circuits.

Reported customer circuit outages to the responsible LEC and IXC.

Researched and made customer recommendations on hardware, software and circuit equipment configurations.

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