ctj.jobs@gmail.com
www.linkedin.com/in/johnstonct
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Summary
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IP Solutions Architect with over eighteen
years of experience designing, implementing, and managing Cisco and Juniper
based carrier class networks utilizing technologies including BGP, IS-IS,
MPLS, IPSEC, IPv6, etc. Over ten years of experience providing project
management, process improvement, and technical consultation in support of
classified federal communications and support systems.
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Clearance
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DOD Top Secret (SSBI), January 2014
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Experience
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Innovation, Collaboration, Synergy (ICS),
Washington, DC 02/2016 – 08/2016
Technical Manager, Federal Bureau of
Investigation (FBI)
Worked as a contractor, supporting the
Network Operations Unit (NOU):
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Research,
develop, test and document unclassified and classified network designs.
Recommend performance improvements for the customer’s IT network
infrastructure environment.
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Analyze,
recommend and implement appropriate network upgrades to support future
requirements applying best practices towards the successful identification,
design and development of engineering initiatives
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Develop
organizational processes, work instructions, and provide mid-long term
strategic and technical planning.
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Experience (cont.)
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Cambridge International Systems, Inc.,
Fort Meade, MD
01/2015 – 02/2016
Senior IP Engineer, Defense Information
Systems Agency (DISA)
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Analyze
current network architecture of the Defense Red Switch Network (DRSN).
Develop enterprise solution architecture to transition secure voice from
TDM to IP technology. Detail network design by authoring Solution Design
Document (SDD).
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Engineer
and test the IP solution, including mocking the design in the lab, running
test call and network failure scenarios, and the implementation of a fully
functional Proof of Concept (POC) network.
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Develop
processes for sustainment, support and operations of the proposed IP
solution by authoring Concept of Operations (CONOPS) and Tactics Techniques
and Procedures (TTP) documentation.
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Work with
secure voice solution vendors to convey customer requirements, review
proposed solutions, and assist in the continued development of the IP
solution.
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Experience (cont.)
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Booz Allen and Hamilton, Fort Meade,
MD
08/2013 – 01/2015
Associate, Defense and Intelligence Group
(DIG), Supporting DISA
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Successful
implementation of DISA Mobility Gateways at several Distributed Enterprise
Computing Centers (DECC). Installation of the enterprise wide solution to
provide the DOD community with a secure mobile communications platform.
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Engineer
Cisco Router, Switch and ASA Firewall device configurations, including
industry best practices and device hardening via the DOD Information
Assurance Support Environment (IASE) Security Technical Implementation
Guidelines (STIG).
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Integration
of the DOD Mobility platform with the Cisco Unified Communications (UC)
suite deployed globally in support of the DISA Voice over IP (VOIP)
transition.
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Project
Management and coordination activities, including updating the Integrated
Master Schedule (IMS) via MS Project and tracking engineering tasks.
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Experience (cont.)
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KASNR Technologies, Inc., Fort Meade,
MD
03/2010 – 06/2013
Sr. Technical Consultant, Supporting DISA
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Technical
assistance and programmatic support for DISA Network Services, Unified
Capabilities (UC) Real Time Services Division (RTS) efforts to migrate the
Defense Department’s Voice and Video traffic from TDM to IP Technology.
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Architecture
of the Net-Ops Concept for Enterprise Voice over IP solution in a
multi-vendor environment. Author of supporting documentation including
Tactics, Techniques and Procedures (TTP) and Concept of Operations
(CONOPS).
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Network
Management System (NMS) integration for RTS servers and systems with the
DISN Operational Support Systems (OSS). High level and detailed guidance in
support of integrating numerous Performance Management tools.
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Successful
implementation of active network performance devices, at strategic
locations around the world, to measure real-time network performance and
provide valuable data to RTS team.
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Experience (cont.)
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MCI / Verizon Business, Ashburn,
VA
09/2004 – 03/2010
Principle Engineer, Department of Labor Network
(DOLNET)
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Life Cycle
Engineer working as primary technical consultant and customer liaison.
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Implementation
of a managed customer edge solution to a multiple agency customer,
utilizing VRF-Lite, BGP and Virtual LAN (VLAN) technologies.
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Third Tier
escalation for all operations and implementation concerns.
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IPv6 pilot
program to comply with Office of Management and Budgeting guidelines.
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Evaluate
and modify network architecture for integration with existing network
management tools and security guidelines.
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Network
testing of configuration, protocols and IOS for use in production network.
Senior Engineer, Defense Research and
Engineering Network (DREN)
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Network
maintenance and surveillance for 150+ DOD high speed research sites.
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Configure
and maintain large dual-stack (IPv4/IPv6) network infrastructure including
integration of network management tools and implementing new technologies
on-demand as requested by HPCMO.
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Configuration
and support of IP and ATM over MPLS backbone.
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Design and
implementation of an industry first fully meshed IPSEC network.
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Escalation
point for operations support of multiple government contracts.
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Investigation
and support for network security as directed by the HPC-CERT.
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Design and
implementation of internal knowledge base to assist operations.
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Creation,
instruction and evaluation of training curriculums on specific network
concepts.
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Experience (cont.)
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DIGEX / Intermedia Communications,
Greenbelt,
MD
09/1999 – 05/2003
Network Architect, Data Engineering
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Complete
re-design of internal routing topology for network merger using IS-IS and
BGP.
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Successful
merger of three separate nationwide IP backbones after acquisition.
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Third tier
escalation point for the Network Operations and Customer Support staff.
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On-going
network performance analysis and traffic optimization.
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Project
management to maintain efficiency within as many as 30 ongoing engineering
projects.
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Maintain
large network lab to test implementation of new designs and product
offerings.
Manager, Network Operations
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Extensive
work on process implementation and documentation
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Technical
and administrative escalation point for the Network Operations Center
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Design and
institute an aggressive employee skill training and testing system
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Create
detailed metric tracking system for employee performance evaluations
Team Lead, Network Operations
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Lead
technical escalation point within the Network Operations Center
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Extensive
network grooming based on network capacity and future sales projections
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Traffic
engineering including analysis of traffic flows, real-time updates of IS-IS
metrics, utilization of MPLS traffic engineering tunnels to help deal with
severely congested areas
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Training to
improve the overall understanding of routing policy and traffic engineering
theories
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Vendor
management to track on-going issues to resolve vendor-specific operational
problems
Senior Engineer, Network Operations
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Responsible
for isolating, ticketing and tracking any customer or backbone outages
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Troubleshooting
backbone DS3, OC3, OC12 and OC48 circuits during outage
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Troubleshooting
within Ethernet, Serial, ATM, Frame Relay and Packet over SONET interfaces
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Responsible
for over 600 Cisco routers, over 40 Juniper M series routers, and over 200
Alteon, Cisco and Alpine switches
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Experience (cont.)
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Sprint, Reston,
VA
01/1997 – 08/1999
Network Engineer, Network Operations
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Responsible
for isolating, ticketing and tracking all customer and backbone outages
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Extensive
experience troubleshooting BGP and IS-IS routing issues
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Experience
configuring, monitoring and troubleshooting several hundred Cisco routers
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Helped to
develop an internal website to consolidate the knowledge base
Network Technician, Proactive Monitoring
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Responsible
for monitoring and ticketing all customer, peering and backbone circuit
outages
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Maintained
several email role accounts to accommodate customer DNS, IP Access-List,
Static Route updates as well as general network performance questions
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Education & Certifications
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Computer Information Systems – GPA 4.0
Strayer University, September 1996
Juniper Networks Certified Internet
Associate (JNCIA), November 2015
CompTIA Security+, September 2014
IT Service Management Foundation
(ITIL-F), October 2007
Cisco Certified Network Associate (CCNA),
August 2005
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