Summary
Overview
Work History
Education
Skills
Certification
Accomplishments
References
Timeline
Generic

Jermaine Blyden

Chicago,IL

Summary

Seasoned network security professional with over 20 years of hands-on experience in architecture, deployment, and remediation for medium to large-scale networks. Expert in Fortinet, SD-WAN, and firewall solutions, consistently reducing network latency and enhancing security posture across multiple organizations. Proven ability to lead end-to-end network transformations, delivering quantifiable improvements in reliability and compliance. Adept at collaborating with cross-functional teams to implement advanced security strategies that safeguard critical infrastructure.

Overview

8
8
years of professional experience
1
1
Certification

Work History

Senior Network Engineer (Contract)

RXO, Inc.
09.2024 - 06.2025
  • Network design and security for RXO, Inc. utilizing Checkpoint, Fortinet, and Zscaler technologies.
  • Performed Firewall Remediation, improving overall network security posture and security measures.
  • Executed Policy Changes and documented in ServiceNow.
  • Updated DNS records and managed DHCP for network networks and Servers in Infoblox.
  • Increased network reliability by reducing downtime by 20% through the design and implementation of secure network architecture using Fortinet, Firewalls in HA.
  • Achieved successful deployment of 30 Fortinet SDWAN devices by leading and executing a multi-site rollout at Legacy Coyote Logistics Sites.
  • Enhanced security and compliance by configuring Fortinet ADVPN SDWAN in Fortimanager and applying standardized security policies, encryption standards, and security profiles across RXO, Inc which lead to improved Audit Scores.

Network Architect-Engineer (Contract)

Human Kinetics
01.2024 - 09.2024
  • Assess and document the existing Network infrastructure.
  • Evaluated network, design, performance, and security posture. identified limitations, bottlenecks, and security vulnerabilities, and proposing strategic improvements.
  • Designed and Deployed a new network infrastructure supporting 250 users by deploying a scaleable Fortinet Full Stack solution enhancing security saving over $300,000.
  • Led cross-functional teams in the deployment of advanced security protocols across network systems.
  • Provide training and guidance to IT Team.
  • Stay updated with the latest security trends and technologies.
  • Reduced security incidents by 50% by integrating Microsoft Defender with FortiGate and deploying advanced threat protection profiles, integrating Firewall Policy with AD Security Groups.
  • Migrated 2 user and server environments to a new network by designing and executing a parallel migration with minimal downtime.
  • Enhanced secure connectivity for 3 remote sites by implementing IPSec site-to-site VPNs and Microsoft Entra MFA integration.

Senior Network Security Engineer

SDI Presence
11.2021 - 02.2024
  • One of 2 members of the Network Security Team assigned to the City of Chicago.
  • Handle Day to Day Execution of Firewall Policy request, F5 Load Balancer Request, Public & Private DNS request changes as provided by Tufin and Service Now tickets.
  • Build and manage site to site VPN's, Manage Remote Access VPN's (Anyconnect).
  • Assist users in troubleshooting application issues by reviewing Traffic Logs in Panorama.
  • Manage and maintain Security Equipment through Solarwinds, Hardware and Software upgrades (Palo Alto's, ASA's, Infoblox, & F5's).
  • Collaborated with cross-functional teams to design secure infrastructure solutions aligned with organizational goals.
  • Respond to ServiceNow and Tufin tickets to facilitate Firewall Policy changes utilizing AppID & URL Filtering Profiles in Panorama for all Firewalls.
  • Vulnerability Remediation of security equipment, Manage Panorama.
  • Performed Firewall rule review/cleanup of Palo Alto Firewalls (On Prem, AWS, Azure, and OCI virtual Firewalls) using built in cleanup tool, identifying unused and duplicate rules, and achieving improved network security.
  • Maintain Security Equipment by backup of security equipment configurations, utilizing secure protocols, and policy validation.
  • Participated in network infrastructure Circuit Migrations, VPN Circuit Migrations, Routing Changes allowing for secure connectivity between network assets and the Data Center.
  • Configured Global Protect with Entra MFA for IG Palo Alto Cluster.
  • Provided Tier 3 support for the network environment.

Senior Network Engineer (Contract)

Akorn, Inc
07.2021 - 03.2022
  • Maintained and managed the Akorn Network which consisted of 8 US Sites, 2 Switzerland Sites, and 2 Data Centers
  • Implemented Day-to-Day Security Policy changes on Palo Alto Firewalls and ASA Firewalls
  • Performed network changes on Cisco Switches, Wireless Controllers and Routers.
  • Documented all changes and Network designs for all projects which included Build outs for the Chicago Datacenter, MDF's, IDF's, and Lab Environments
  • Managed equipment inventory, made recommendations for new equipment, provided mentorship for other engineers
  • Performed Firewall rule review/cleanup of Palo Alto Firewalls using built in cleanup tool, identifying unused and duplicate rules.
  • Configured All Palo Alto Firewall to forward Malware to Wildfire for scanning.
  • Led network infrastructure design and implementation projects to enhance system performance and reliability.
  • Performed PanOS Upgrades to all Firewalls and Panorama.
  • Redesigned Existing Network utilizing the Palo Alto Firewall as the Focal Routing and Segmentation Points of each site.
  • Created Virtual Routers for Internet Facing Traffic and Site 2 Site Traffic.
  • Migrated from AT&T MPLS to Comcast Metro E across US Sites
  • Generated Diagrams for New ID's MDF's, PLC SCADA Infrastructure, and Chicago Data Center
  • Led planning and technical design activities for routine operations and special projects.
  • Provided Tier 3 support for network environments

Senior Network Engineer (Contract)

Grubhub
02.2020 - 07.2021
  • Managed and maintained the On-Prem Production Network while executing various projects to improve network stability.
  • Upgraded network hardware to remediate vulnerabilities.
  • Certificate management on F5's.
  • Provided recommendations for network design and implemented those changes to standardize the environment.
  • Replaced AWS Classic VPNs with Transit Gateway.
  • Configured BGP routing to AWS Transit Gateway and VPN Circuits to SLC DC and Azure Cloud Palo Alto replacing Classic VPN to AWS and Static Routing between sites.
  • Migrated Firewall policies from Cisco ASA's to Palo Alto firewalls.
  • Performed Day to Day Firewall Operations which included deploying Firewall Policies, Troubleshooting Network Issues, Cleanup of firewall rules, Certificate Management, F5 policy & VIP Management.
  • Performed PanOS Upgrades to all Firewalls and Panorama.
  • Designed and Implemented Routing Scheme between sites and AWS Transit Gateway from Static Routing to Dynamic Routing (BGP), improving traffic performance and Redundancy.
  • Upkeep of Network Equipment hardware upgrading Panorama, Palo Alto Firewalls, F5 Appliances, Cisco Network Switches and Firewalls on Premium and in AWS.
  • Documented Processes in JIRA in compliance with ITIL Change Management Standards.

Senior Network Engineer (Contract)

Uptake
04.2019 - 11.2019
  • Managed and maintained the Corporate Network while executing various projects to improve network stability.
  • Composed Visio diagrams, project plans and change management in efforts to stabilize Network environment correcting Spanning Tree, Wireless, Network Redundancy.
  • Performed New Circuit turn up for Satellite Offices.
  • Consolidated and standardized the Wireless Environment migrated from Tunnel Mode to Locally Switched with Radius Authentication. Converted 2 standalone 5520 Controllers to an HA Pair.
  • Configured VPN tunnels on Palo Alto Firewalls to External Customers and remote offices.
  • Reduced VPN deployment time by 50% by creating templates of configurations and automating IP data collection via Google Forms, achieving turn up in 30–45 minutes. Improved wireless Reliability and Stability and Redundancy.
  • Upgraded 100 network switches and stacks to Cisco recommended versions at the Chicago office, ensuring standardized hardware across the environment.
  • Enhanced wireless reliability for 1000 users by migrating from Tunnel Mode to Locally Switched with Radius Authentication and converting 2 controllers to an HA Pair.
  • Resolved Multiple spanning-tree issues and redesigned switch topology, improving network stability for 1000 production users.

Systems Engineer-Senior Lead Networking Specialist

First American Bank
06.2018 - 04.2019
  • As a Sr Engineer for First American Bank, Managed and maintained the Corporate Infrastructure for all of the banks 53 sites. Provided Tier 3 network support to remediate outages. Performed firewall changes on Palo Alto firewalls. Assessed the existing infrastructure and recommended and implemented recommendations for best practices and remediations to address existing network issues. Took over the SD WAN Deployment and was able to complete deployment in half the time planned. Performed New Circuit turn-ups with various ISPs (Verizon, AT&T, Comcast) Troubleshoot wireless issues on Aruba Controllers as well as Clearpass. Replaced and reconfigured Juniper Core & Access switches. Provided IT support for Office relocations. Lead the team with Hardware upgrades and configuration changes to remediate hardware issues. Presented solutions to improve network stability. Trained up a Jr Engineer. Provided documentation on how to troubleshoot major issues.
  • Test and turn up new ISP circuits.
  • Used various network tools (PRTG, PINGPLOTTR, & Wireshark) to identify issues with network Traffic.
  • Executed multiple Network Projects, SD-WAN, ATM Cradlepoint Deployments.
  • Execute Firewall changes based on Skybox Ticket request.
  • Troubleshoot infrastructure issues.
  • Identified issues with SD-WAN policies and provided solutions to issues.
  • Performed configuration review other members on the team.
  • Provided training for other staff
  • Mentored junior engineers, fostering skill development and promoting best practices in systems engineering.

Senior Network Engineer (Contract)

Capgemini
12.2017 - 05.2018
  • Managed and maintained the Corporate Infrastructure for the Client Grant Thornton. Engaged with management and users to identify needs and assess issues to be addressed. Assessed the existing infrastructure and recommended and implemented recommendations for best practices and remediations to address existing network issues. Worked with Aerohive to plan, design, and implement major wireless infrastructure improvements. Performed wireless Assessments for over 1/3 of the existing 58 sites. Provided Tier 3 network support to remediate outages. Replaced and reconfigured Juniper Core & Access switches. Provided IT support for office relocations.
  • Test and Turn up new ISP circuits.
  • Used various network tools (PRTG, PINGPLOTTR, & Wireshark) to identify issues with network Traffic.
  • Revised existing wireless configurations, recommended changes, and Implemented changes.
  • Configured new Wireless Network Policies and default radio profiles for the Corporate wireless environment, then migrated APâ€s over to that with best practices.
  • Identified issues with QOS, made recommendations to correct existing issues.
  • Performed configuration review other members on the team.
  • Designed and implemented scalable network architectures to enhance performance and reliability.

Education

High School Diploma -

Antilles School
St Thomas VI
06-1996

Skills

  • Enterprise Networking
  • Network Engineering
  • Network Administration
  • Network Security
  • SD-WAN
  • Design Documents
  • Collaboration
  • Routing protocols expertise
  • Wireless network design
  • Intrusion mitigation
  • Firewall management
  • Data center networking
  • IP address management
  • Network architecture design
  • Network scaling
  • Vendor relationship management
  • ITIL framework
  • Network Access control implementation
  • Network security implementation
  • Switching technologies mastery
  • DNS and DHCP administration
  • Wireless communication design
  • Cloud networking solutions
  • LAN configuration management
  • Network capacity planning
  • Traffic engineering techniques
  • SD-wAN implementation
  • Network troubleshooting expertise
  • Performance monitoring and analysis
  • WAN optimization techniques
  • Cisco
  • Juniper
  • Palo Alto
  • Fortinet
  • Checkpoint

Certification

  • Fortinet Enterprise Firewall 7.4 Administrator Fortinet Issued Jun 2025

https://www.credly.com/badges/9c929d08-4dc3-4fa1-9764-0ef4803f5803/linked_in_profile

  • Fortinet SD-WAN 7.2 Architect Fortinet Issued Jun 2025

https://www.credly.com/badges/07c928d4-2485-48c0-a520-dfc27b3d547e/linked_in_profile

  • Fortinet Certified Solution Specialist Network Security Fortinet Issued Jun 2025

https://www.credly.com/badges/2cd00e29-40b7-4781-b96e-18bafea07dc8/linked_in_profile

  • CCNA R&S Cisco

https://www.credly.com/badges/4f28ea95-55f7-4c69-a99a-796e7e22e267/public_url

  • JNCIA Juniper

https://www.credly.com/badges/df5169ab-df6d-4e70-8e10-7da2748f7f8b/linked_in_profile

Accomplishments

  • Fortinet SDWAN Deployment Led Fortinet SDWAN deployment for RXO, Inc. reducing network latency by 25%.
  • Firewall Remediation Success Implemented firewall remediation at RXO, SDI, Akorn, Grubhub, and ADM Investor Services, improving security posture by 35%.
  • Fortinet Full Stack Implementation Designed and Implemented Secure FortiGate Infrastructure at Human Kinetics, increasing data security and redundancy by 40%. Saved over $300,000 in hardware cost.
  • Network Redesign Project Improved and Enhanced network Security Posture and Visibility at Akorn, Inc.

References

Nathan Brady

Senior System Administrator at Human Kinetics

"I had the pleasure of working closely with Jermaine on a major infrastructure project where we deployed a full Fortinet stack across our environment. His expertise and leadership were instrumental in making the transition smooth and successful."


Andrew Travis

Network and Security Sales Engineer at Fortinet

"I've enjoyed working with Jermaine the past six months on his SD-WAN and ADVPN project at RXO and he has picked up the concepts and architecture very quickly, improving on the design to better fit RXO's needs. He exhibits the utmost work ethic, going above and beyond to ensure his work is top notch. He'll make a great addition to any team with his ability to quickly pick up new concepts and implement them." 


Damond Singleton

Client Facing Information Security Officer at SDI

"Jermaine demonstrated an exceptional proficiency and dedication while working as a Security Network Engineer. His adept handling of a very important firewall migration was successful and important to the organization to help with keep the infrastructure fortified against potential threats."


Yury Ashkinadze

Global IT Program Consultant at Akorn

"Jermaine is a skilled and experienced network engineer. I have worked closely with Jermaine on several engagements, and can attest to his technical expertise and ability to diagnose and resolve network issues efficiently and effectively. His problem-solving skills are exemplary, and he possesses a unique talent for quickly identifying the root cause of complex technical problems, likely drawing from his broad knowledge and extensive experience in the field.
On the planning side, his contributions have been invaluable in guiding our team through critical decision-making processes, ensuring that our network architecture was scalable, secure, and aligned with industry best practices."

Timeline

Senior Network Engineer (Contract)

RXO, Inc.
09.2024 - 06.2025

Network Architect-Engineer (Contract)

Human Kinetics
01.2024 - 09.2024

Senior Network Security Engineer

SDI Presence
11.2021 - 02.2024

Senior Network Engineer (Contract)

Akorn, Inc
07.2021 - 03.2022

Senior Network Engineer (Contract)

Grubhub
02.2020 - 07.2021

Senior Network Engineer (Contract)

Uptake
04.2019 - 11.2019

Systems Engineer-Senior Lead Networking Specialist

First American Bank
06.2018 - 04.2019

Senior Network Engineer (Contract)

Capgemini
12.2017 - 05.2018

High School Diploma -

Antilles School
Jermaine Blyden