Senior Network Engineer - Cybersecurity & Incident Response Expert

RYAN LASHWAY

Stafford, VA ***** 720-***-**** *********@*****.*** linkedin.com/in/ryan-lashway

SUMMARY

Highly accomplished Senior Network Engineer with 8+ years of enterprise experience specializing in advanced routing, network security, and incident response. Doctoral student in Cybersecurity with expertise in Cisco, Fortinet, and Splunk.

Hospital Security Officer Mary Washington Hospital, Fredericksburg, VA February 2026 – Present

•Secure critical hospital infrastructure and managed access control via CCTV surveillance to mitigate security threats.

•Serve as primary responder for hospital emergency codes, coordinating response efforts with local law enforcement.

•Document security incidents and safety hazards to support facility risk management and compliance.

PROFESSIONAL EXPERIENCE

Senior Network Engineer Visa, Ashburn, VA June 2022 – October 2025

•Administered a vast enterprise network using SolarWinds, ensuring 99.9% uptime and network reliability.

•Spearheaded troubleshooting of critical network infrastructure (Cisco, ASA, FTD, Palo Alto), reducing incident resolution time by 20%.

•Provided Tier 3 incident investigation and analysis on highly escalated events for executive and customerfacing teams.

•Engineered and deployed new applications and solutions, leading to a 15% improvement in operational efficiency.

•Built and maintained custom Splunk Dashboards to deliver actionable insights into network performance and security metrics.

•Automated data transformation processes using Pentaho, reducing manual effort by 25%.

Senior Network Engineer Cavalry Solutions LLC, Greenwood Village, CO July 2018 – June 2022

•Managed daily network monitoring within a high-volume SOC/NOC environment, maintaining stringent SLAs.

•Mentored and trained junior network engineers, increasing team efficiency and operational performance by 30%.

•Deployed and configured SD-WAN solutions using Cisco vManage and CLI, improving network agility.

•Administered Cisco Umbrella DNS and performed end-to-end malware and phishing investigations.

• Managed physical and virtual data center infrastructure, conducting routine hardware diagnostics, cable management (fiber/copper), and device provisioning to maximize uptime.

• Collaborated on large-scale data center migrations and equipment lift-and-shifts, ensuring zero-downtime transitions for critical production servers.

• Monitored and optimized data center environmental and power distribution metrics (PDU, UPS), swiftly responding to power and cooling alerts to prevent outages.

• Executed remote-hands support and hot-swappable hardware replacements for enterprise-grade switches, routers, and firewalls within multi-tenant facilities.

EARLIER EXPERIENCE & MILITARY SERVICE

•Squad Leader U.S. Army, Fort Bliss, TX (2011 – 2014) – Led 40+ personnel in training and reconnaissance.

•Loss Prevention Supervisor Kohls (2017 – 2018) – Supervised team and secured high-value merchandise.

•Armed Transit Security Allied Universal (2015 – 2017) – Safeguarded facilities and transit vehicles.

EDUCATION

Colorado Technical University, Denver, CO

Doctor of Science, Cybersecurity and Information Assurance (Exp. Dec 2028)

Masters of Science, Computer Information Systems (Graduated Dec 2025, GPA 3.95)

Bachelor of Science, Computer Information Systems (Graduated Dec 2024, GPA 4.0)

CERTIFICATIONS

Certified Cisco Network Associate (CCNA) Fortinet NSE3

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