John Crump
Ashburn,NV
Summary
Multi-certified network engineer with 19 years of experience troubleshooting complex technical issues. Plethora of knowledge across a wide array of network technologies including DS0 through OC192, routing protocols, router/switch configurations, IP, DNS, and email. Expert in operating systems such as Windows, UNIX, and Linux. Excellent in customer relation skills. Proven ability to lead, teach, and push others to their goals.
Overview
18
18
years of professional experience
1
1
Certification
Work History
Senior Network Engineer
GDIT
01.2020 - Current
- Design Network using Cisco, Palo Alto, and F5 Load Balancers
- Create network documentation of networks
- Act as a subject matter expert (SME) for routing and networking
- Recommend and test network equipment
- Worked with DHS systems
- Standardized processes and procedures for network maintenance and configuration changes, reducing errors and streamlining operations.
- Recommended network security standards and upgrades to management.
- Evaluated emerging trends in networking technology applying innovative solutions where appropriate to improve overall efficiency.
- Led team development and assisted in project management coordination.
- Developed and wrote recommendations for departmental policies, procedures, technical standards and guidelines.
- Analyzed and defined network requirements, optimization and support for network projects.
Network Engineer
HCL At Facebook
01.2017 - 04.2020
- Troubleshoot a large enterprise fiber network
- Troubleshoot a wide physical and logical issues consisting of 10G to 100G fiber connections
- Use fiber testing equipment such as fiber loops and JDSU Testers
- Work with a wide variety of network gear including Cisco, Arista, and Juniper
- Work with datacenter technologies
- Monitored network capacity and performance to diagnose and resolve complex network problems.
- Provided complete end-to-end engineering and installation of route-based IP network solutions.
- Performed troubleshooting for Juniper, Cisco, and packet analysis.
- Provided network support services for devices such as hubs, bridges, routers, and other hardware.
- Troubleshot complex multi-vendor network service provider issues.
- Improved network performance by identifying and resolving bottlenecks, optimizing configurations, and implementing best practices.
- Implemented WAN and LAN designs in multi-datacenter configurations.
- Diagnosed network problems involving combination of hardware, software, power and communications issues.
Network Engineer
Business Integra (State Dept Contract)
07.2015 - 01.2017
- Configure and turn up new sites on Juniper SRX firewalls
- Design networks for high threat post
- Configure VPN tunnels
- Write and test in configurations
- Troubleshooting down sites consisting of Junpier SRXs, SSGs, and EX switches
- Provided complete end-to-end engineering and installation of route-based IP network solutions.
- Performed troubleshooting for Juniper, Cisco, and packet analysis.
- Created VPN infrastructure and allowed for secure remote connections.
- Enhanced security by implementing firewalls, VPNs, and access control systems.
Senior Network Engineer
Time Warner Cable (Contract)
06.2014 - 01.2015
- Managed a complex network consisting of Cisco and Juniper
- This consisted of implementing changes on Cisco routers and switches
- Configured and implement changes on Juniper SRX firewalls
- Wrote method of procedures for implementing changes on routers, switches, and firewalls
- Designed an out of band network for data centers to insure access in case of an outage
- Handled trouble ticket escalation of trouble tickets as we as managed trouble tickets for all the data centers for the US
- Led planning and technical design activities for routine operations and special projects.
Senior Network Engineer
Simplexity (Out Of Business)
12.2013 - 03.2014
- Managed all internal networking and network security
- Managed Palo Alto firewalls including using application-based rule sets
- Managed and maintained a mixed Cisco and Juniper network
- This included configuration of all routers and switches
- Lead on all Juniper products including network design and implementation of multiple VLANs and VPN connections
- Worked with various routing protocols including BGP, OSFP, and MPLS on the internal network and between various network carriers
- Responded to DDoS attacks on the Simplexity network by mitigating the attacks using various methods
- Worked with F5 load balancers including implementation of security certifications
- Reported daily to upper management about network engineering projects and recommendations for network improvements
- Led planning and technical design activities for routine operations and special projects.
- Recommended network security standards and upgrades to management.
- Implemented scalable, efficient and cost-effective network automation framework.
- Employed strong team management and task prioritization skills to streamline project turnaround times and meet tight deadlines.
Senior Network Engineer Consultant
Foritude Systems/NewCoIT (6-month contract)
05.2013 - 12.2013
- Managed multiple customer accounts
- Acted as the primary engineer for all NewCo It’s firewalls, switches, and routers
- These consisted of Juniper, Cisco, Dell, HP, Fortigate, and Vyatta routers
- Worked with OSPF, IPSec Tunneling, MPLS, ISIS, and BGP
- Interfaced with ARIN for IP Allocation, and AS numbers
- Worked with virtualization and setting up cloud based services using systems such as Xen, VMWare, and Virtual Box
- Acted as the primary Linux engineer for the company
- Set up multiple Rancid, TAC Plus, and OpenVas systems as well as some light scripting
- Worked on customers equipment and acted as a subject matter expert for the customers dealing with security, routing, and switching
- Worked with Vendors on issues that required RMAs
- Led planning and technical design activities for routine operations and special projects.
- Configured, tested and maintained LAN/WAN components and connections.
- Recommended network security standards and upgrades to management.
- Implemented robust backup solutions to protect critical data from loss or corruption due to system failures or malicious attacks.
Network Engineer
Verizon FNS (CONTRACT)
01.2012 - 08.2013
- Created configurations Juniper routers and switches for government cloud-based computing based on the customer requirements
- This required configuring Juniper EX4500s, EX4200s, MX480, MX960, MX80s
- Help design a new internet security network for The Department of Homeland Security
- Using MPLS, LDP, eBGP, iBGP, and ISIS
- Created provisioning guides on how to configure a customer throughout the network for use by Verizon for DHS projects
- Installed an Ubuntu server and installed and configured RANCID to automate backups though out the Verizon Business engineering lab
- Installed various routers and switches in the Verizon Business lab
- Worked with the DC power and ran fiber for the devices
- Worked with Breaking Point devices to verify and test the Verizon Business design for the DHS project that Verizon Business is working on
Senior Network Engineer
VIP Communications
08.2012 - 05.2013
- Acted as the primary engineer for a network that connected North America, Europe, and Africa
- Redesigned the network to be redundant by adding new Cisco and Juniper equipment
- Moved the network from static routing to BGP
- Added HSRP for the Cisco routers and NSRP for the Juniper SSG320M firewalls
- Designed and installed the IP phone network for VOIP phones
- This used Shoretel Phones
- Installed and configured multiple Windows and Linux servers
- Maintained all severs on the network including active directory, DHCP servers, and DNS servers
- Acted as an escalation for the help desk
- Worked with equipment such as Juniper firewalls, Cisco routers, Windows Servers, Linux Servers, HP Procurve switches
IP Network Install Engineer
AboveNet
11.2010 - 12.2012
- Configuration of variety of various switches and routers including but not limited to Juniper and Cisco products including Cisco 2811, Cisco 3560, Juniper MX960, Juniper EX4200, Netscreen NS5GT, Netscreen SSG5, Overture ISG5000
- Configuration and implementation of various protocols such BGP, TCP/IP, MPLS, OSPF, VPLS
- Worked frame relay and DSL circuits for use as out of band connections for managed products
- Configured GigE (1G) and above connections to be used for IP, point to point, multipoint to multipoint, and VPN services
- Responsible for preparing and executing hot cut procedures for customers that are upgrading their service
- Responsible for setting up and managing VLANs for customers
- Worked with various LECs on type II connections including everything from frame relay circuits to 10G Ethernet circuits
Internet Engineer/Telecom Technician/Subject Matter Expert
Verizon
02.2007 - 06.2010
- Responsible for troubleshooting Verizon Business DSL, Dial Network, Multimeg, T1 and all T1 sub rates
- This included working with various vendors, customers, and ILEC to restore service
- Worked with various line testing equipment
- This included running multiple patterns and testing head to head with various ILECs and vendors
- Responsible for troubleshooting Juniper, Cisco, ADTRAN, Netopia, Speedstream, Siemens, and Lucent routers/switches/DXCs/MUXs
- Responsible for trouble Responsible for troubleshooting routing issues on the network
- This included various routing protocols such as BGP
- Responsible for creating, updating, and troubleshooting DNS files as well as troubleshooting various DNS issues
- Responsible for troubleshooting email issues
- This included all aspects of email from send/receive issues to spam and blacklisting issues
- Responsible for training new employees
- This included creating training documentation, running classroom sessions, on the floor training, acting as a mentor, and a subject matter expert
- This also included traveling to Asia and New York and acting as an interface between The Philippines, New York City, and The Washington DC
- Responsible for handling escalations for issues that other engineers could not solve
- This included chronic and one off issues
- Worked to create a new resource website for the Verizon Business CTAC group for ISO compliance
- This website included all documents and contacts that were needed for the job
- Worked with resellers such as AOL, MSN to resolve issues with POPs and circuits
- Also worked with all US based ILECs, and many CLECs
Education
Some College (No Degree) -
GEORGE MASON UNIVERSITY
Some College (No Degree) -
UNIVERISTY OF MASSACHUSETTS LOWELL
Skills
- Routing (BGP, MPLS, OSPF)
- Switching (VRRP, VPLS, Ethernet, TCP/IP, QoS, Spanning Tree)
- Network Security (VPN, Zero Trust, Firewall, PEN Testing, IDS, IPS)
- Hardware (Cisco, Juniper, Palo Alto, Arista, HP, Dell)
- OS (Debian, RHEL, Windows, MacOS)
- Internet (DNS, HTTP)
Clearance
DHS
Certification
- CISCO, Cisco Certified Network Associate (CCNA), Implementing Secure Converged Wide Area Networks (CCNP Exam)
- JUNIPER, Juniper Networks Certified Internet Associate, Enterprise Routing (JNCIA-ER), Juniper Networks Certified Internet Associate, M-series and T-series (JNCIA-MT)
Special Skills
- VERIZON TRAINING, Cisco, Dial Access Network, TCP/IP, Network Security, Juniper, DNS, T1, Lucent AN routers
- QWEST TRAINING, Cisco (2500, 2600, Catalyst 6500, 3600, 7500, and 12000 series), NORTEL CVX, TCP/IP, IP packet analysis, Juniper, SS7, MPLS, BGP, OSPF, Linux, UNIX
- UUNET TRAINING, Cisco, Redback, Ascend, Juniper, DNS/BIND, TCP/IP, BGP, RIP, UNIX
Timeline
Senior Network Engineer
GDIT
01.2020 - Current
Network Engineer
HCL At Facebook
01.2017 - 04.2020
Network Engineer
Business Integra (State Dept Contract)
07.2015 - 01.2017
Senior Network Engineer
Time Warner Cable (Contract)
06.2014 - 01.2015
Senior Network Engineer
Simplexity (Out Of Business)
12.2013 - 03.2014
Senior Network Engineer Consultant
Foritude Systems/NewCoIT (6-month contract)
05.2013 - 12.2013
Senior Network Engineer
VIP Communications
08.2012 - 05.2013
Network Engineer
Verizon FNS (CONTRACT)
01.2012 - 08.2013
IP Network Install Engineer
AboveNet
11.2010 - 12.2012
Internet Engineer/Telecom Technician/Subject Matter Expert
Verizon
02.2007 - 06.2010
Some College (No Degree) -
GEORGE MASON UNIVERSITY
Some College (No Degree) -
UNIVERISTY OF MASSACHUSETTS LOWELL
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