Network Security Engineer jobs in United States
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xAI · 5 hours ago

Network Security Engineer

xAI is a company focused on creating AI systems that enhance human understanding of the universe. They are seeking a seasoned Senior Network Security Engineer to join their dynamic security team, responsible for managing network security technologies and ensuring robust protection for their innovative technologies.

Artificial Intelligence (AI)Generative AIInformation TechnologyMachine Learning
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Growth Opportunities
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H1B Sponsor Likelynote

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

Qualification

Network security expertiseCloud platform proficiencyRouting protocols knowledgeNetwork analysis toolsScripting languagesNetwork-specific certificationsMultitasking skillsCommunication skillsAdaptabilityProblem-solving skills

Required

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
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

Preferred

Relevant network-specific certifications (e.g., CCNP Security, CCIE Security, JNCIP-SEC, PCNSE)
Experience in multi-cloud environments and Infrastructure as Code tools like Terraform for network provisioning
Knowledge of DevSecOps practices tailored to network security integration

Benefits

Equity
Comprehensive medical, vision, and dental coverage
Access to a 401(k) retirement plan
Short & long-term disability insurance
Life insurance
Various other discounts and perks

Company

xAI

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XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.

H1B Sponsorship

xAI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)

Funding

Current Stage
Growth Stage
Total Funding
$22.73B
Key Investors
Neptune Digital AssetsSpaceXMorgan Stanley
2025-12-11Secondary Market· $0.3M
2025-07-13Corporate Round· $5.32B
2025-07-01Debt Financing· $5B

Leadership Team

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Toby Pohlen
Founding Member
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Company data provided by crunchbase