Top Senior Cyber Security Jobs in Seattle, WA

As a Staff Firmware Security Engineer at CoreWeave, you will lead firmware security strategies, enforcing secure practices and collaborating with engineering teams to mitigate security risks in a large-scale infrastructure.

Design, build, and maintain security products and infrastructure: real-time detection engines (Flink/Kafka), high-performance APIs (Go/Node.js), streaming analytics, Kubernetes at hyperscale, and petabyte-scale data pipelines. Lead technical designs, collaborate with security teams, and mentor junior engineers.

The Security Architect will design and configure information systems per security standards, enhance security posture, develop policies, assess vulnerabilities, and lead security initiatives while collaborating with teams.

As a Staff Network Security Engineer, you'll enhance network security for CoreWeave's infrastructure, automate processes, and collaborate with teams to architect secure systems.

Design, build, and maintain secure, scalable SecOps platforms using C++, Rust, and scripting. Implement CI/CD and DevOps practices, integrate systems via APIs/webhooks and AI-driven tools, architect cloud (AWS/Azure/GCP) environments, optimize Linux/kernel configurations, automate infrastructure, and collaborate with SecOps on monitoring, detection, and response to protect enterprise assets.

Lead security architecture, threat modeling, and enterprise risk management. Drive incident response, DevSecOps enablement, secure SDLC practices, and mentor engineers while aligning security with compliance and business needs.

As a Security Engineer, safeguard Runpod's GPU cloud platform, conduct security assessments, implement fixes, and foster a security-first culture with development teams.

Design, develop, and maintain Windows-focused PAM components including services, agents, and RDP handlers. Integrate with Windows APIs, authentication and privilege models, implement secure credential handling and policy enforcement, collaborate with backend teams, perform code reviews, and troubleshoot complex Windows OS and enterprise configurations.

Design, architect, and implement enterprise Okta-based IAM solutions including OAG, Workflows, API integrations, SSO/MFA, lifecycle governance, and identity automation for large organizations. Lead technical design, mentor teams, and produce architecture documentation and implementation roadmaps.

The Security Engineer conducts security assessments, provides strategic advice on security architecture, and implements compliance frameworks while training clients on security best practices.