Senior Network Security Architect - Cloud & AI

Xai; Austin (TX); On-site; USD 100,000 - 258,000; Full time

Job summary

SpaceXAI is seeking a seasoned Senior Network Security Engineer to join our dynamic security team. The ideal candidate brings deep expertise in network security, with focus on switching and routing within cloud-native and AI-focused infrastructure.

You will act as a hands-on engineer, deploying firewalls, switches, routers, and security devices, while continuously improving threat detection, incident response, and secure network design across AWS, GCP, Azure, and data centers.

Qualifications

• Bachelor's degree in CS, Cybersecurity, IS, or related field.
• 4+ years of hands-on network security engineering experience.
• Certifications like CISA, CRISC, CGEIT, Security+, CASP+ preferred.
• Strong TCP/IP, VLANs, ACLs, and secure routing/switching knowledge.
• Experience with AWS, GCP, or Azure network security services (VPCs, Security Groups).
• Familiarity with Wireshark and tcpdump; vendors like Cisco, Juniper, Palo Alto Networks.

Responsibilities

• Serve as SME in network security, focusing on firewalls, VPNs, IDS/IPS, routing protocols (e.g., BGP, OSPF), and switching technologies.
• Manage and update firewall configurations across the enterprise network to meet security needs.
• Deploy new firewalls, switches, routers, and network security devices.
• Develop and propose innovative network security solutions for routing and switching environments.
• Enhance security processes through documentation and change management.
• Act as the primary resolver for complex network security issues, including escalation support.
• Ensure devices are up-to-date with patches, firmware, and maintenance.
• Monitor and respond to security events in cloud environments (AWS, GCP, Azure, Datacenter).

Skills

Network security

Switching & routing

Cloud networking

Scripting (Python/Bash)

Threat detection

Education

Bachelor's degree in Computer Science, Cybersecurity, Information Systems, or related field

Tools

Wireshark

tcpdump

Cisco

Juniper

Palo Alto

Job description

SpaceXAI is seeking a seasoned Senior Network Security Engineer to join our dynamic security team. The ideal candidate brings deep expertise in network security, with focus on switching and routing within cloud-native and AI-focused infrastructure.

You will act as a hands-on engineer, deploying firewalls, switches, routers, and security devices, while continuously improving threat detection, incident response, and secure network design across AWS, GCP, Azure, and data centers.