Mike Cullen

Senior Network Engineer | CISSP

Raleigh, North Carolina, United States

About

Experience

  • Senior Network Engineer at Franklin County, NC
    Mar 2026 - Present · 4 mos

    Architect and manage enterprise network infrastructure across county facilities utilizing Cisco Meraki MX firewalls, MS switches, and MR wireless access points, ensuring high availability and consistent performance for government operations Design and implement site-to-site VPN connectivity across distributed county locations, providing secure and reliable inter-site communication Establish and enforce network standardization frameworks including change control procedures, configuration baselines, and comprehensive documentation to improve operational consistency and reduce risk Develop and maintain network monitoring and alerting systems to proactively identify performance degradation, utilization trends, and security anomalies across the infrastructure Author and maintain network policies and operational procedures to ensure compliance with county IT governance standards and security best practices

  • Real Estate Investor at Exponential Property Ventures
    Jan 2022 - Dec 2025 · 4 yrs

  • Bitsight (8 yrs)
    • Director, Solutions Engineering
      Feb 2024 - Sep 2024 · 8 mos

      Pre-Sales and Post-Sales

    • Director, Consulting Engineering, North America
      Mar 2023 - Feb 2024 · 1 yr

      I lead a team of pre and post sales Consulting Engineers

    • Senior Manager, Consulting Engineering, North America
      Feb 2021 - Mar 2023 · 2 yrs 2 mos

  • Sales Engineer at Tenable Network Security
    Jun 2014 - Oct 2016 · 2 yrs 5 mos

    Tenable Network Security provides continuous network monitoring to identify vulnerabilities, reduce risk, and ensure compliance. Pre-sales Engineer Product presentations and demonstrations Customer Proof of Concepts

  • Network Security Consultant at Self Employed
    Jan 2014 - Jun 2014 · 6 mos

    TippingPoint and Cisco networking consulting services