Senior Network Security Engineer - Cloud & AI Infra

Maxxd; New York (NY); On-site; USD 100,000 - 258,000; Full time

Job summary

SpaceXAI in New York, NY is seeking a seasoned Senior Network Security Engineer to join our dynamic security team, focusing on switching and routing within cloud-native AI infrastructure.

You will manage firewalls, VPNs, IDS/IPS, and network devices across AWS, GCP, Azure, and on-prem data centers, ensuring robust protection while enabling fast, secure operations. Strong scripting and collaboration with DevSecOps are encouraged for automation and incident response.

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, Information Systems, or a related field.
• 4+ years of experience in network security engineering, with hands-on focus on switching and routing.
• Certifications like CISA, CRISC, CGEIT, Security+, CASP+, or similar preferred.
• Strong understanding of network security principles, protocols (e.g., TCP/IP, VLANs, ACLs), and best practices for secure routing and switching.
• Proficiency in at least one major cloud platform (AWS, GCP, or Azure) and its network security services (e.g., VPCs, Security Groups).
• Experience with network analysis tools such as Wireshark, tcpdump; and vendors including Cisco, Juniper, Palo Alto Networks.
• Familiarity with scripting languages (e.g., Python, Bash) for automation of network security tasks.

Responsibilities

• Serve as a subject matter expert in network security, particularly firewalls, VPNs, IDS/IPS, routing protocols (e.g., BGP, OSPF), and switching technologies.
• Manage and update firewall configurations across our enterprise network to align with operational and security needs.
• Deploy new firewalls, switches, routers, and network security devices in response to evolving threats and demands.
• Develop and propose innovative network security solutions to address operational challenges in routing and switching environments.
• Enhance security processes through thorough documentation and change management.
• Act as the primary resolver for complex network security issues, including escalation support.
• Ensure network security systems, switches, and routers are up-to-date with patches, firmware, and maintenance.
• Monitor and respond to security events in cloud environments (e.g., AWS, GCP, Azure, Datacenter), with emphasis on network traffic analysis.

Skills

Network security

Switching & routing

Cloud security

Scripting (Python, Bash)

Communication skills

Education

Bachelor's degree in CS or related field

Tools

Cisco

Juniper

Palo Alto Networks

Wireshark

tcpdump

Job description

SpaceXAI in New York, NY is seeking a seasoned Senior Network Security Engineer to join our dynamic security team, focusing on switching and routing within cloud-native AI infrastructure.

You will manage firewalls, VPNs, IDS/IPS, and network devices across AWS, GCP, Azure, and on-prem data centers, ensuring robust protection while enabling fast, secure operations. Strong scripting and collaboration with DevSecOps are encouraged for automation and incident response.