Senior Network Security Engineer: Zero Trust for Hyperscale Cloud

Coreweave; New York (NY); On-site; USD 182,000 - 242,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Company-paid Life Insurance

401(k) with employer match

Paid Parental Leave

Flexible PTO

Catered lunch and casual work culture

Job summary

CoreWeave is seeking a Senior Network Security Engineer to architect and implement cutting-edge security solutions across our data center perimeter and internal networks. The ideal candidate will have 5–10 years of experience in network security within large-scale cloud environments and a passion for mentoring teams in a security-first culture.

You will lead security initiatives, collaborate with Networking, Infrastructure, and Software Engineering teams, and help protect CoreWeave’s rapidly

Qualifications

• 5–10 years of hands‑on experience in network security engineering, with exposure to large-scale cloud or hyperscaler environments.

Responsibilities

• Network Security Architecture: Design and deploy security measures across the network perimeter and internal fabrics to protect hyperscale infrastructure.
• Zero Trust Implementation: Champion a Zero Trust security model across network and cloud environments with least-privilege access and micro-segmentation.
• Security Monitoring & Incident Response: Establish monitoring for security events and coordinate response to incidents.
• Cross-Functional Collaboration: Work with Networking, Infrastructure, and Software Engineering teams to integrate security into design and deployments.
• AI Infrastructure & Interconnect Security: Secure GPU clusters and low-latency back-end fabrics and protect data in transit.
• Leadership & Mentorship: Mentor engineers and lead security training and policy enforcement.

Skills

Network security

Cloud security

Zero Trust

Security leadership

Cross-team collaboration

Threat monitoring

Tools

AWS

GCP

Azure

Firewall configurations

Job description

CoreWeave is seeking a Senior Network Security Engineer to architect and implement cutting-edge security solutions across our data center perimeter and internal networks. The ideal candidate will have 5–10 years of experience in network security within large-scale cloud environments and a passion for mentoring teams in a security-first culture.

You will lead security initiatives, collaborate with Networking, Infrastructure, and Software Engineering teams, and help protect CoreWeave’s rapidly