Senior Network Security Engineer: Cloud & On-Prem Defender

xAI; Washington; On-site; USD 140,000 - 170,000; Full time

Benefits offered by this job

Health insurance

Life and AD&D insurance

Fertility benefits

Flexible vacation

Visa sponsorship

401(k) plan

Job summary

xAI in Washington is seeking a Senior Network Security Engineer to own security design, deployment, and operation of our enterprise network. You will manage firewall configurations, monitor events, and drive secure routing and switching across cloud and on-prem environments.

Ideal candidates bring 4+ years in network security, relevant certifications, and hands-on experience with Terraform for provisioning in multi-cloud setups. Visa sponsorship and a strong benefits package are available.

Qualifications

• Certifications like CISA, CRISC, CGEIT, Security+, CASP+, or similar preferred.
• Familiarity with scripting languages for automation of network security tasks
• Strong understanding of TCP/IP, VLANs, ACLs, and best practices for secure routing and switching
• Experience with Wireshark, tcpdump; and vendors including Cisco, Juniper, Palo Alto Networks

Responsibilities

• Manage and update firewall configurations across the enterprise network
• Deploy new firewalls, switches, routers, and network security devices
• Monitor and respond to security events in cloud environments (AWS, GCP, Azure) and on-premise datacenters
• Act as primary resolver for complex network security issues and provide escalation support
• Ensure devices are up-to-date with patches and firmware; maintain documentation and change management

Skills

Scripting (Python, Bash)

Network security basics

Wireshark/tcpdump

Cloud networking (AWS/GCP/Azure)

Routing & Switching

Education

Bachelor's degree in CS/Cybersecurity/IS

Tools

Cisco

Juniper

Palo Alto

Terraform

Job description

xAI in Washington is seeking a Senior Network Security Engineer to own security design, deployment, and operation of our enterprise network. You will manage firewall configurations, monitor events, and drive secure routing and switching across cloud and on-prem environments.

Ideal candidates bring 4+ years in network security, relevant certifications, and hands-on experience with Terraform for provisioning in multi-cloud setups. Visa sponsorship and a strong benefits package are available.