David Lopez
Open to work8 years experienceNetwork Security Engineer
Network Security Engineer with 7+ years of experience in enterprise environments.
Standing Rank
Rank Not Available
Developer Badges
Skills & Technologies
26 skillsGitHub Activity Evidence
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Work Experience
Network Security Engineer
Netskope
- Supported large-scale enterprise environments, handling escalations impacting global customers and distributed infrastructures.
- Performed root cause analysis to troubleshoot connectivity, policy enforcement, and traffic steering issues.
- Diagnosed performance issues across global POPs using packet captures, logs, and traffic analysis.
- Supported Netskope Private Access (ZTNA) deployments, authentication, and access- related issues.
- Collaborated with engineering teams to drive issue remediation and implement long-term corrective actions.
- Documented findings and contributed to knowledge base articles and troubleshooting procedures.
Senior Network Security Engineer (Level II)
Movate
- Supported enterprise environments leveraging Palo Alto Networks NGFW and Panorama platforms.
- Performed root cause analysis and troubleshooting of complex security and infrastructure issues.
- Implemented and supported VPN technologies including IPsec Site-to-Site and GlobalProtect SSL VPN.
- Configured and troubleshot routing protocols including BGP , OSPF, and static routing.
- Managed security policies, NAT, SSL Decryption, and Layer 7 security controls (App-ID, Threat Prevention, URL Filtering).
- Supported High Availability (HA) deployments and centralized management through Panorama.
- Analyzed logs and packet captures to diagnose network and security-related incidents.
- Collaborated with customers and engineering teams to resolve critical issues across large enterprise environments.
Technical Support Assistant
Fujitsu
- Provided technical support and troubleshooting for network-related issues across enterprise environments.
- Performed system monitoring and preventive maintenance activities to ensure service availability and reliability.
- Assisted in diagnosing connectivity and infrastructure issues through log analysis and root cause investigation.
- Created and maintained knowledge base articles (KBAs), technical documentation, and troubleshooting procedures.
Projects
Projects Not Populated
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Leaderboard Standings
Leaderboard Position Pending
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Assessment Highlights
Assessments Not Completed
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AI Collaboration Score
AI Collaboration Score Pending
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Role Compatibility Profile
Role Compatibility Analysis Pending
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Achievements
CCNP Cisco Certified Specialist
CCNP Cisco Certified Specialist – Enterprise Core (ENCOR 350-401)
CCNA (200-301)
CCNA (200-301)
CCNA Routing & Switching
CCNA Routing & Switching
PCNSE
PCNSE – Palo Alto Networks Certified Network Security Engineer.
ISC2 Certified in Cybersecurity (CC)
ISC2 Certified in Cybersecurity (CC)
About Details
Professional Bio
Network Security Engineer with 7+ years of experience supporting large-scale enterprise environments across networking, and infrastructure operations. Proven expertise in troubleshooting complex issues, performing root cause analysis, and driving incident remediation.