Senior Network Security Engineer

We’re seeking a Senior Network Security Engineer to lead the design, implementation, and security of 1X’s network infrastructure across corporate, cloud, and co-located environments. You’ll ensure scalable, high-performance connectivity while upholding best practices in network security and collaborating across teams., * Architect, design, and implement secure and optimized network solutions for corporate offices, cloud infrastructure, and data centers

• Manage and execute site builds, including secure office network deployments
• Configure, secure, and manage wireless networks following security best practices
• Troubleshoot wired, wireless, and service provider connectivity issues to maximize performance and uptime
• Continuously optimize network performance, scalability, reliability, and security
• Collaborate with IT, business, and operations teams to gather requirements and deliver resilient networking solutions
• Develop and maintain detailed documentation including network diagrams, configurations, and policies
• Travel occasionally, both locally and domestically, to support site deployments or audits

• 7-10 years of experience in network & security field.
• Strong understanding of TCP/IP fundamentals and the OSI model.
• Experience designing, deploying, and troubleshooting leaf-and-spine architectures.
• Expertise in modern network architecture with EVPN/VXLAN, BGP, OSPF.
• Expertise in DNS and DHCP design, configuration, and troubleshooting.
• Deep understanding of Wi-Fi design, including RF planning and optimization.
• Proficient with deploying observability tools (F.ex. Grafana, NetFlow, SNMP, Syslog, telemetry)., * Experience managing HPE Aruba CX switches, APs, and Aruba Central.
• Palo Alto firewalls (Policies, Panorama, NAT, VPNs, BGP, QoS, App-ID/User-ID).
• Experience with 802.1x certificate-based onboarding for Wi-Fi and EAP-TLS.
• Familiarity with PKI, certificate lifecycle, RADIUS, TACACS+ and device enrollment.
• Familiarity with modern security stack components such as cloud security (Wiz).
• Knowledge of network automation tools and practices.

• Salary Range: $180k-$235k+ Equity
• Health, dental, and vision insurance
• 401(k) with company match
• Paid time off and holidays