Top Cyber Security Jobs in Seattle, WA

The Security Engineer designs and implements security controls, conducts assessments, builds automation, investigates incidents, and mentors peers to enhance security posture.

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.

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 an Infrastructure Security Engineer, you will implement security solutions, manage security infrastructure, and collaborate with teams to enhance security practices.

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

Hands‑on senior engineer to design, deploy, and operate enterprise data protection capabilities (Microsoft Purview, DLP, DSPM). Responsibilities include data discovery, classification, labeling, encryption, detection logic, integration with identity/endpoint/SIEM, incident support, automation, and cross‑functional partnership to reduce data exposure and improve control effectiveness.

Lead a technical security engineering team to design and execute enterprise security controls and exposure management. Drive platform strategy, automation, detection engineering, vulnerability management, cloud and application security, and collaborate across teams to reduce attack surface and improve measurable security posture.

Design, implement, and automate security configurations for corporate endpoints (macOS, Chromebooks, mobile), build automation and integrations, perform security reviews of enterprise systems, and collaborate with IT and engineering to integrate endpoint and SaaS security into company initiatives.

Build identity verification and fraud-detection systems and correlation engines to analyze candidate signals (IPs, emails, phones, resume metadata). Create high-availability ingestion pipelines, real-time guardrails, and prototype 0->1 solutions. Collaborate with security, platform, and data teams, write technical designs, and participate in the SDLC.

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 fellowship provides military spouses and separating service members with cybersecurity training and hands-on experience through projects and vendor training, aimed at enhancing their security skills.

Validate functionality, performance, and reliability of Keeper's endpoint privilege management platform across Windows, macOS, and Linux. Execute manual functional, integration, and regression tests; document test plans and defects in Jira; validate RBAC and audit logging; collaborate with engineering, DevOps, and product teams and contribute to QA automation where applicable.

Design, deploy, and optimize enterprise Identity and Access Management solutions (Okta, Ping, Entra ID). Implement SSO/MFA, provisioning, federation, RBAC/ABAC, API/OAuth/OIDC flows, directory integration, automation (PowerShell/Python/REST), and lead projects, presales, and client engagements to ensure secure access and governance across cloud and on-prem environments.

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