Solutions Engineer Client Service

JOHN CASSELL

** *********** **** ** ******, NH **032

********@*******.***

Mobile 603-***-****

Q U A L I F I C A T I O N S S U M M A R Y

Extremely dependable and hardworking Principal Solutions Engineer with over 20 years of industry experience

Proven track record solving network, system and security issues in a timely and cost-efficient manner while maintaining client Service Level Agreements

Exceptional experience working in fast-paced, deadline-oriented environments

Great analytical and problem-solving skills

Outstanding interpersonal, organizational, and communication skills

Work well under pressure and builds strong relationships with internal teams, customers, and vendors

Strategic thinker with the ability to multi-task and execute in tactical areas quickly

Attention to details

T E C H N I C A L S K I L L S

Networking Platforms: Cisco, Red Back, Sun, Lucent, Adtran, and Juniper routers/switches

Networking: T1/T3/DS3/CT3, OSPF/BGP, DNS, DHCP, 802.1q, SNMP, TCP/IP,TLS/SSL, LDAP/AD, OAuth, Nginx, Apache/Tomcat Services, Lite HTTP, VOIP, VPN, SDWAN

Operating Systems: Windows, OSX, UNIX and Linux distributions (“Linux Essentials” Certification from Linux Academy)

Applications: Spectrum, DNS, DHCP, Proxy server, Bradford Networks (Network Access Control), Arbor

(Pravail, Peakflow SP, TMS and X DDOS systems), MS Office, LCDN, AnswerX RDNS, Akamai Object Store, Nginx, Sales Force, Jira (Atlassian), Confluence, Bugzilla, Grafana, Splunk, SQL and Mongo databases, VMWare, DDoS, Edgecast/Verizon/Edgio REST API, CDN, WAF, Rate Limiting and Bot and some scripting in Bash/Python.

P R O F E S S I O N A L E X P E R I E N C E

ZENLAYER, DIAMOND BAR CA. (REMOTE) APRIL 2024 – Jun2 2025 DIAMOND BAR CA based company focused Bare metal, Virtual Machines, Colocation services, SDWAN, IP Transit and Infrastructure as a service.

Senior Solution Engineer

• Pre and Post-sales role architecting deployment Bare metal, Virtual Machines, Colocation services, CDN, SDWAN, IP Transit and Infrastructure as a service

• Engineering of solutions to fit the customer’s requirements

• Working with customers on best practices and deployment methods of Zenlayer services

• Resource availability checks and resource buildout planning for network services, server needs and colocation space

• Working with directors and C level executives to plan and build a budgeted solution

• Running POCs with customer to enable solutions to meet customer demands

• Presenting and discussing services and how they can solve complex problems for the customer

• Documenting solutions for the customer and internal support teams

• Completed Stament of work (SOW) and Request for Proposal (RFP) documents

• Performed Demos of the Customer UI and presentations (Power Point)

• Created Network Diagrams for customer and internal use CORERO, MARLBOROUGH MA. (REMOTE) MARCH 2023 – FEBRUARY 2024 MARLBOROUGH MA based company focused on in line and out of band DDoS and DDoS as a service. Senior Solution Engineer and Dedicated Senior Customer Solutions Engineer

• Pre and Post-sales role architecting deployment of Corero DDoS appliances and software

• Working with customers on best practices and deployment methods Corero DDoS

• Installed Corero appliances and VMs (Virtual Machines) with inline and out of band configurations

• Established Remote Trigger Black Hole Routing using BGP Communitys

• Analysis and creation of analytical reports

• Analysis of customer traffic for precise detection thresholds

• Intergration with SIEM systems

• Performed demos and feature trainings

• Performed customer first calls to explain Corero product and gather network requirements

• Created quotes and BOM (Bill of Material) documents

• Approved Quotes and BOM documents

• Assessed customer’s network and architected best DDoS solution based or cost and findings

• Performed upgrades of Corero devices and VMs

• Installed software on devices and VM (VMWare and KVM)

• Helped customers with DDoS findings and Splunk Queries

• SE on 2nd largest sale in company history

• Dedicated Solutions Engineer for the top two accounts

• Completed Stament of work (SOW) and Request for Proposal (RFP) documents

• Performed Demos of the Customer UI and presentations (Power Point) STACKPATH, DALLAS TX. (REMOTE) OCTOBER 2022 – MARCH 2023 DALLAS based company focused on Content Delivery, Security, Edge Computing and Media Streaming. Global network exceeding 65 TBPS and over 60 pops across six continents. Solution Architect

• Architect for Corero DDoS software including Product Management tasks

• Deployed Virtual Machines images in Google Cloud Platform

• SME of Liquid Pixels dynamic imaging software configurations

• Product Manager for third party image optimization software Liquid Pixels CDN integration

• Wrote and configured Java Scripts to meet customer’s Liquid Pixels requirements

• Product Manager for CDN rules engine expansion

• Wrote confluence articles and performed training for the Sales and Solution Engineering teams on; o Corero DDoS software

o LiquidPixels Image Optimzation

o WAF

o API Advanced Rules

• Worked within the Agile Methodology

EDGIO/YAHOO/EDGECAST/VERIZON MEDIA, WALTHAM, MA APRIL 2017 – OCTOBER 2022 PLAYA VISTA based company focused on Content Delivery and Media Streaming. Global network exceeding 120 TBPS and over 165 pops across six continents. Principal Solutions Engineer

• Pre and Post-sales support on the full suite of products

• Technical lead on 7 of the top 10 multimillion dollar accounts

• Configured and integrated Image Optimizations, CDN configurations, DDoS, DNS, SSL/TLS, WAF, Bot, Rate Limiting, HTTP and HTTPS configurations

• Integrated AWS and Azure storage as customer origins

• SME of Route DNS Product

• SME of Liquid Pixels dynamic imaging software

• SME of Distil and Shape Bot detection software

• Worked with Developer Tools and various HTTP debugging standards to optimize performance

• Verified Web Page Performance using Catchpoint testing

• Worked with Uplynk, a Streaming product to produce live streaming, VOD content and Live Events using HLS or MPEG Dash

• Worked with Dynamic Cloud Packaging to produce streaming media channels

• Worked with customers on REST API configurations

• Helped grow customer revenue and in some cases exceeding 1,000% growth

• Helped develop a Cert Previsioning System for self-managed SSL/TLS certificates

• Helped develop DNS features for the Route DNS product

• Worked with the NOC/SOC to assist customer issues

• Wrote confluence articles and performed training for the Sales and Solution Engineering teams

• Beta testing for WAF products including Trustwave and OWASP signatures

• Beta tested Docker for edge computer instances

• Customer Security Reviews

AKAMAI TECHNOLOGIES, WESTFORD, MA JULY 2015-FEBRUARY 2017 Massachusetts based Content Delivery Network focused on Global, Secure, reliable, Content Delivery Networks

(CDN) technology. Akamai is one of the largest Content Delivery Network in the world. Senior Technical Support Engineer

• Installations, configuration, upgrades, customization and troubleshooting of Managed and Local Content Delivery Networks, (MCDN and LCDN), AnswerX recursive DNS, Object Store content servers and Akamai Traffic Delivery systems (ATD)

• Real time analysis of LCDN and MCDN traffic

• Provided AnswerX DNS training

• Working with Engineering on reporting, troubleshooting and escalation of bugs for code changes or patches

• Reporting of Feature Request and other customer needs for product development

• In house QA testing of products and customer replication of issues

• Part of an on call rotation for after hour support

• Responsible for timely resolution of customer issues and customer communications ARBOR NETWORKS, BURLINGTON, MA OCTOBER 2010-JULY 2015 Massachusetts based Security Company focused on network security, analysis; real time threat activity and proactive threat counter measures. Arbor is a leading provider of secure service control solutions for global networks. Senior Technical Support Engineer

Installations, configuration, customization and troubleshooting of Pravail, Peakflow SP and Peakflow X network security appliances

Configuration of customer network models and Managed Objects for analysis, reporting and protection of both LAN and WAN architectures

Identification of Distributed Denial of Service (DDOS) attacks and other critical network and data path attacks

Real time threat management, Mitigation and prevention for customer networks, including default threat management templates and custom traffic signatures for mitigation of attacks

Created, modified and deployed basic PERL scripts for testing

Worked with Engineering on reporting, troubleshooting and escalation of bugs for code changes or patches

Reported Feature Request and other customer needs for product development

RMA of devices

Part of on call rotation for after hour support

• Responsible for timely resolution of customer issues and customer communications BRADFORD NETWORKS, CONCORD, NH JULY 2005-OCTOBER 2010 New Hampshire based Network Security Application Provider specializing in Adaptive Network Security Application servers aimed at the educational and enterprise markets. Senior Professional Service Engineer

Configuration, customization and troubleshooting of Campus Manager/NAC Director Adaptive Network Security Application

Formed SE role and lead the team for three years

Architected solution including VLAN, DHCP, DNS, Active Directory integration, compliance agent and Campus Manager services

Provided Professional Services for customized installations and testing

Provided phone support for over 150 onsite installations and follow up support calls

Assisted with configuration and testing of policy enforcement

Provided basic usage/training of Campus Manager/NAC Director to the customer

Traveled onsite for multiple installs, repairs and presales proof of concept

Chairman of the Safety Committee

MESSAGE SECURE, CHELMSFORD, MA SEPTEMBER 2004-APRIL 2005 New England Based Internet Security Company specializing in financial based institutions. Network Operations Engineer (Contract)

Monitoring, repair and troubleshooting of Sun based Firewalls

Repair and management of firewalls, Squid based Proxies and VPN services including user administration

Updates and Patches for Sun based firewalls

Direct customer support via phone and email

LIGHTSHIP TELECOM, BEDFORD, NH FEBRUARY 2004-SEPT 2004 New England based Voice and Data Service Provider

Data Provisioning Manager (Contract)

Manage and oversaw the day-to-day operations of the Data Provisioning Group

Installed and Provision Frame Relay, ATM and Point to Point connections over FractionalT1’s, T1’s and DS3’s

Troubleshoot and repair connectivity issues up to layer 3 of the OSI model

Network contains Cisco, Netopia, Lucent and Adtran equipment GARTNER GROUP, BEDFORD, NH SEPTEMBER 2003-FEBRUARY 2004 The largest Information Technology research and advisory company in the world Web Technology Developer (Contract)

Development of Web Technologies for Europe opening our business to the European market.

Development of online applications to further gather information from customers and spread news to the world.

Development of internal application to assist in the organization of sales and customer information leading in a 12% increase in productivity

LEVEL 3, BURLINGTON, MA SEPTEMBER 1997-FEBRUARY 2003 The third largest tier one internet service provider in the world (Formerly Genuity, GTE Internetworking and BBN). Network Systems Engineer/ NOC Support Engineer

Installed, Patched and maintained the overall operation of 22 spectrum machines and other network monitoring tools supporting a 24x7 operation with 100 people and over 5000 customers resulting in a lower down time for customers, a faster repair time and 99% uptime for machines.

Configured routers, switches and other network devices for SNMP polling across a global network consisting of more than 5000 network devices resulting in a more efficient network overhead and a 22% increase in profits.

Maintained network access for internal Sun and Windows computers for network analysis of the global network resulting in better uptime and more customized desktops and applications.

Evaluated software and hardware platforms for future expansion and development resulting in a more applicable working environment.

Elected ‘Team Lead’ for AOL transition and other projects resulting in a 50% increase in monitoring. Network Analyst/Engineer

Maintained end-to-end connectivity of an IP Telecom backbone (Layers 1-3), including hardware, circuits, OSPF/BGP, Cisco routers, Cisco switches, Sun workstations, ATM, DS3’s, and Frame Relay circuits providing Voice Over IP ‘VOIP’ service to customers nationwide

Coordinated dispatches of telecommunication companies and oversaw all repairs to resolution for a continental network resulting is less downtime and faster repair times

Designed and built OSPF areas for the Voice Over IP (VOIP) network supporting both internal and external customers resulting in quality nationwide service

Troubleshoot network issues and coordinated repairs resulting in less downtime for customers. Security Analyst

Administered, monitored, configured, analyzed and troubleshoot customer firewalls, networks, routers and internet connectivity. Including PC, standalone and Sun Based firewalls, routers, IP permissions and network configurations resulting in a 10%-15% overall performance increase and a 97% customer satisfaction rating

E D U C A T I O N & T R A I N I N G

Southern New Hampshire University, Manchester, NH August-2022

BS in Computer Science with a concentration in information security BS.CSC.ISE

Graduated Summa Cum Laude, 3.9 GPA

2 President’s List awards

5 Honor Roll awards

V O L U N T E E R & M I S C E L L A N E O U S E X P E R I E N C E AUBURN FIRE DEPARTMENT, AUBURN, NH July 2002-Sept 2018 Director of Internal Technology Department

Build, service and maintain the network, hardware and firewall

Manage install and update of software including Firehouse application, MySQL on Server 2012 Active Directory/Domain Controller, Microsoft Office, Windows and Ubuntu Linux

Built, serviced and maintained local data center

Maintain over 50 Fire Fighter Accounts on Server 2012 Active Directory

Built and maintain Ubuntu email, web and DNS servers

Installed and maintenance of Cisco ASA 5500 series VPN/Firewall/Router

Install and maintain Remote Access to both the Server and Desktop Computers via Sonic wall VPN

Handle procurement, install and maintenance of Cisco 1200 series Cisco Access Points and Cisco 3600 series switches

Built and maintain Windows XP Professional and Windows Vista desktop machines and network connectivity

Responsible for install and maintenance of the internet access data line, e-mail accounts, and phone system

Updated all computers to Windows 10

EMT/Firefighter July 2002-Sept 2018

Worked as part of Auburn, NH firefighter squad

Responded to medical emergencies in Southern NH

Completed Intermediate training required for the position

Placed on Federal FEMA call list for national emergencies SECURITY CLEARANCE 1995

Top Secret Clearance from the US Army obtained for the purpose of communications and data transport; cleared by the FBI. **currently expired**

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