Lee Lipsey
Houston,TX
Summary
Network Security Analyst with a Bachelor's in Information Technology (Cybersecurity) and over 5 years of experience in enterprise network infrastructure and security operations. Expertise in firewall configuration, access control, and security monitoring across diverse environments. Proficient in network segmentation, VPN implementation, and vulnerability assessments, ensuring secure infrastructure for critical systems. Actively pursuing CompTIA Network+ and Microsoft AZ-500 certifications, with practical experience in Fortinet solutions and NERC CIP compliance frameworks.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Supply Chain Professional (Technical Ops Support)
Comcast
Houston, TX
05.2018 - 08.2025
- Administered network equipment provisioning and lifecycle management for telecom infrastructure supporting 500+ field technicians, tracking device configurations, serial numbers, MAC addresses, and maintaining accurate asset inventories.
- Managed user access provisioning and role-based access controls for Technical Operations systems, coordinating with security teams to enforce access policies, conduct quarterly access reviews, and ensure compliance with internal security standards.
- Conducted security-focused audits of telecom network equipment, including routers, switches, and wireless access points, verifying configuration compliance, identifying unauthorized devices, and documenting findings to maintain inventory accuracy and support security posture assessments.
- Developed and maintained Standard Operating Procedures (SOPs) for equipment deployment, network device configuration standards, backup processes, and incident escalation workflows.
- Served as a technical liaison between Network Operations, Field Services, and Security teams to troubleshoot connectivity issues, resolve provisioning delays for network equipment, and coordinate emergency responses for service-impacting incidents.
Interim Supply Chain Analyst
Comcast
Houston, Texas
11.2021 - 06.2023
- Led cross-functional incident response coordination between technical operations, network engineering, and field support teams to resolve critical equipment failures and service disruptions, reducing average resolution time by 35%.
- Performed root cause analysis on telecom network equipment failures, documented technical findings, tracked remediation actions, and implemented preventive measures to reduce recurring incidents.
- Managed hardware refresh projects for network infrastructure equipment, coordinating with vendors, tracking firmware versions, validating device configurations, and ensuring zero-downtime transitions.
- Conducted quarterly compliance audits of network equipment inventory, configuration documentation, and access logs to ensure adherence to company security policies, and industry standards.
Education
Master of Science - Cybersecurity
Strayer University
Houston, TX03-2026
Bachelor of Science - Information Technology, Cybersecurity
Strayer University
Houston, TX12.2024
Skills
Technical Skills: Python & Powershell Scripting for Automation, VMware & Citrix Virtualization, Windows & Linux Server Administration, Network Documentation & Diagramming, Technical Writing (SOPs, Policies, Runbooks)
Network infrastructure and security: Fortinet firewall administration, Next-Generation Firewall Configuration and Management, Network Segmentation and VLAN design, VPN implementation (IPSec, SSL VPN, site-to-site), LAN/WAN/Internet Network Administration, Routing and Switching (Cisco, Fortinet), Electronic Access Points, and Wireless Network Security
Compliance & Risk Management: NERC CIP Compliance (CIP-005, CIP-007, CIP-010), Change Control & Configuration Management, Disaster Recovery Planning & Testing, Cyber Vulnerability Assessment, Audit Preparation & Response, Security Event & Incident Management (SIEM)
Security Tools & Monitoring: Intrusion Detection/Prevention Systems (IDS/IPS), Security Information & Event Management (SIEM), Vulnerability Scanning (Nessus), Patch Assessment & Management, Network Traffic Analysis, Security Monitoring & Alerting
IT/OT Environment: Industrial Control Systems Security Awareness, Critical Infrastructure Protection, Operational Technology Network Security, Electronic Security Perimeter Design
Projects
Network Security Lab Environment | Personal Project | Sept 2024 - Present
- Built home lab using Fortinet FortiGate firewall (VM) to simulate enterprise network segmentation, implementing DMZ zones, VLANs, and VPN configurations
- Configured intrusion prevention system (IPS) policies, tested threat detection capabilities, and analyzed security logs using FortiAnalyzer
- Documented network topology, firewall rules, and change control procedures following industry best practices
- Technologies: FortiGate, FortiAnalyzer, pfSense, VLANs, VPN, IPS/IDS
NERC CIP Compliance Simulation Project | Academic Capstone | Oct 2024 - Dec 2024
- Researched and documented NERC CIP-005 (Electronic Security Perimeter) and CIP-007 (System Security Management) requirements for a simulated power generation facility
- Designed network segmentation architecture with Electronic Access Points (EAPs) to protect critical cyber assets
- Created compliance documentation including network diagrams, access control policies, and disaster recovery procedures
- Presented findings on implementing continuous monitoring and incident response for CIP environments
- Focus Areas: NERC CIP standards, network segmentation, compliance documentation, risk assessment
Multi-Site VPN & Secure Remote Access Architecture | Personal Project | July 2024 - Sept 2024
- Designed and implemented site-to-site VPN connections between three simulated office locations using IPSec and SSL VPN
- Configured firewall policies for secure remote access, implementing multi-factor authentication and split tunneling
- Tested disaster recovery procedures including failover scenarios and backup restoration
- Documented network architecture, security policies, and troubleshooting procedures in technical runbooks
- Technologies: FortiGate, pfSense, IPSec VPN, SSL VPN, MFA, WireGuard
Certification
• Cybersecurity Management (Graduate Certificate), 06/01/25, Present, Strayer University
• Testout PC Pro Certification, 06/01/23, Present, Testout
• TestOut Network Pro Certification, 06/01/23, Present, Testout
• AZ-500 Azure Security Engineer Associate, In Progress, Microsoft
• Testout PC Pro Certification, 06/01/23, Present, Testout
• TestOut Network Pro Certification, 06/01/23, Present, Testout
• AZ-500 Azure Security Engineer Associate, In Progress, Microsoft
Affiliations
FortiManager 7.6 Administrator
Timeline
Interim Supply Chain Analyst
Comcast
11.2021 - 06.2023
Supply Chain Professional (Technical Ops Support)
Comcast
05.2018 - 08.2025
Master of Science - Cybersecurity
Strayer University
Bachelor of Science - Information Technology, Cybersecurity
Strayer University