Shield AI · 8 hours ago
Staff Network Security Engineer (R4180)
San Diego, CA
Full-time
Onsite
Senior Level, Lead/Staff
$130K/yr - $200K/yr
6+ years expShield AI is a venture-backed deep-tech company dedicated to protecting service members and civilians through intelligent systems. They are looking for a highly skilled Staff Network Security Engineer to enhance their global infrastructure, focusing on advanced firewall and security engineering while supporting core networking functions.
Artificial Intelligence (AI)Autonomous VehiclesDronesMachine LearningNational Security
Responsibilities
Architect and enhance secure network infrastructures across cloud, on-premises, and data center environments, continuously improving Shield AI’s overall security posture and resilience
Lead the design and optimization of Palo Alto Networks security services—including Threat Prevention, URL Filtering, Application Control, GlobalProtect, and WildFire—to protect Shield AI’s networks and data
Engineer and maintain secure WAN, VPN, and Zero Trust/remote access solutions
Execute firewall and network change requests in alignment with corporate security policies
Administer and optimize NAC platforms to enforce secure device access and network policy compliance
Perform proactive monitoring, log analysis, and troubleshooting for network security systems
Drive automation of repeatable tasks (Ansible, Python, Bash) to improve operational efficiency
Support vulnerability remediation and participate in incident response efforts
Partner with cross-functional teams to integrate network security into broader infrastructure initiatives
Conduct daily monitoring of firewall and network security systems, ensuring high availability and compliance
Provide tier-3 escalation support for network security outages or incidents
Work with Palo Alto, Fortinet, and other vendors for escalations, patches, and licensing
Document processes and train other engineers on network security best practices
Provide L2/L3 routing and switching support as necessary
Provide occasional support for wireless infrastructure, assisting with policy and configuration updates
Participate in on-call rotations, maintenance windows, and emergency response
Apply critical firewall/NGFW updates, upgrades, and subscription renewals (Threat Prevention, WildFire, URL Filtering, etc.)
Maintain and administer Palo Alto and Fortinet licensing and subscriptions
Keep operational runbooks, configuration standards, and documentation current
Qualification
Required
6+ years of experience in network security engineering in complex, enterprise environments
Advanced expertise with Palo Alto Networks platforms (PAN-OS, Panorama, Prisma Access, GlobalProtect)
Strong understanding of network security protocols, routing, and switching fundamentals
Experience with network automation and scripting (Ansible, Python, Bash)
Bachelor's degree in a technical discipline or equivalent professional experience
Certification such as PCNSE (or equivalent Palo Alto certification)
Ability to work independently and drive complex initiatives to completion
Strong organizational and multi-tasking skills with attention to detail in a process-oriented, change-controlled environment
Excellent verbal and written communication skills, with the ability to present to both technical and non-technical audiences
Proven team player and mentor, capable of leading peers and collaborating across functions
Solution-oriented, constructive approach to troubleshooting and problem-solving
Bachelor's degree in a technical discipline or at least 6 years of experience plus an engineer level certification such as a CCNP, JNCIS, VCP-NV or equivalent network-related certification
Preferred
Familiarity with management of Clearpass or Mist NAC solutions
Familiarity with management of Fortinet firewalls
Light hands-on ability with Juniper platforms (Junos OS) for routing/switching
Exposure to Mist wireless for WLAN administration
Familiarity with public cloud networking (Azure preferred)
Knowledge of VMware, Nutanix, Linux, or Windows system administration
Additional certifications such as CCNP Security, JNCIS, CCNP Enterprise, or VCP-NV
Experience working in highly regulated or mission-critical environments
Benefits
Bonus
Benefits
Equity
Temporary benefits package (applicable after 60 days of employment)
Company
Shield AI
Shield AI is a deep-tech company that focuses on developing AI-powered systems to enhance the safety of service members and civilians.
1001-5000 employees
H1B Sponsorship
Shield AI has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (3)
2024 (3)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$1.31BKey Investors
Hercules CapitalUS Innovative Technology FundSnowpoint Ventures
2025-03-06Series F· $240M
2023-12-29Debt Financing· $200M
2023-10-31Series F· $300M
Leadership Team
Gary Steele
Chief Executive Officer
Brandon Tseng
Co-Founder
Recent News
2025-12-11
Company data provided by crunchbase