Senior Network Security Engineer
Senior Network Security Engineer designing and maintaining enterprise network security infrastructure—primarily Palo Alto Networks firewalls, GlobalProtect VPN, Azure/AWS site-to-site tunnels, and 802.1X certificate-based access control for IoT and camera devices.
- Compensation
- $160K–$180K / yr
- Location
- Torrance, California, United States
- Work setup
- Onsite
- Seniority
- Senior
- Employment
- Not specified
- Experience
- Not specified
- Category
- Security
- Posted
Skills
Must have
- Hands-on experience with Palo Alto Networks firewalls (policy creation, NAT, routing, troubleshooting)
- Experience configuring and supporting GlobalProtect VPN
- Experience building site-to-site VPN tunnels with Azure and AWS
- Working knowledge of 802.1X authentication (wired/wireless) and certificate-based network access
- Experience with Ruckus switch configuration and routing
- Strong understanding of enterprise routing concepts (static routing, VLANs, inter-VLAN routing)
- Solid troubleshooting skills across firewall, VPN, and switching layers
- Root-cause analysis and tuning of wireless access point placement, power/range, and Wi-Fi connectivity
- Wireless AP diagnostics, RF coverage tuning, and client connectivity troubleshooting
Nice to have
- Experience with Prisma Access and/or Prisma Cloud
- Experience with Palo Alto CASB
- Experience with EZPKI / EZRadius or similar Azure-based SaaS RADIUS/PKI/TLS certificate services
- Experience deploying TLS/802.1X authentication for IoT devices and IP cameras
- Relevant certifications such as PCNSE, CCNP/CCNP Security, or similar
- Light automation such as Ansible, Terraform, or Saltstack
- Prior military service in communications, networking, cybersecurity, or IT
Full description
About Valar Atomics
At Valar Atomics, we're redefining what's possible in energy. Our mission is to make clean, high-temperature nuclear power scalable—unlocking abundant energy for industry, hydrogen, and next-generation manufacturing. We are a team of builders, engineers, and operators who believe nuclear energy should be fast to deploy, factory-made, and built for the real world. Our first pilot plant in Orangeville, Utah will demonstrate how advanced nuclear systems and fuel fabrication can power the future. Joining Valar Atomics means becoming part of a company where autonomy, ownership, and impact exist at every level.
The Team
As part of the Business organization, IT & Enterprise Software delivers the technology infrastructure, enterprise applications, and digital tools that power Valar's operations. The team ensures secure, reliable, and scalable technology solutions that support every function across the company.
The Role
Valar Atomics is seeking a hands-on Senior Network Security Engineer to design, implement, and maintain our enterprise network security infrastructure. This role focuses heavily on Palo Alto Networks firewall administration, secure remote access via GlobalProtect VPN, cloud connectivity across Azure and AWS, and network access control for wired, wireless, and IoT devices. The ideal candidate combines deep firewall/routing expertise with practical experience securing endpoints, cameras, and IoT devices through certificate-based (TLS/802.1X) authentication. This position is fully on-site at our Torrance, CA location.Key ResponsibilitiesFirewall & Network Security
- Configure and manage Palo Alto Networks firewall security policies, NAT rules, and threat prevention profiles
- Design and implement Palo Alto Firewall routing (static, dynamic, and policy-based routing)
- Monitor, troubleshoot, and optimize firewall performance and rule sets
VPN & Cloud Connectivity
- Build, configure, and maintain GlobalProtect VPN for secure remote access
- Create and manage site-to-site VPN tunnels between on-premises infrastructure and Azure and AWS environments
- Troubleshoot VPN connectivity, tunnel stability, and routing issues across hybrid cloud environments
Identity, Certificates & Access Control
- Integrate and manage EZPKI and EZRadius (Azure-based SaaS RADIUS and SaaS TLS/PKI services) for certificate-based network authentication
- Deploy and support TLS-based 802.1X authentication for IP cameras and other IoT devices
- Configure 802.1X network access control policies across wired and wireless infrastructure
- Integrate and manage AWS CA and AWS PKI infrastructure