Top Senior Security Engineer Jobs in Seattle, WA

Perform hands-on vulnerability triage, risk assessment, and remediation tracking across cloud and specialized infrastructure. Validate and improve automated triage/remediation workflows, support zero-day response and incident investigations, maintain runbooks, participate in on-call rotations, and drive operational improvements to reduce manual toil.

Design and implement security controls for identity, access management, and endpoint security. Lead initiatives around zero trust and phishing-resistant MFA.

As a Senior Security Engineer, you will ensure security in product development, improve automated tooling, and assist in security operations.

Design, deploy, and maintain SOAR capabilities for security automation, develop workflows, and integrate AI tooling for enhanced security responses.

Lead the Vulnerability Management program, architect automation systems for AI cloud infrastructure, and drive remediation efforts while collaborating with cross-functional teams.

As a Senior Security Engineer, you will implement and maintain cloud security solutions, define security baselines, and automate security controls in public cloud environments.

As a Senior Security Engineer, you will lead cloud security initiatives, enhance AWS and GCP environments, embed security into CI/CD pipelines, and develop tools for automatic vulnerability management.

As a Senior Security Engineer, you'll lead threat modeling efforts, collaborate with teams to address vulnerabilities, and guide compliance reporting, all while advocating Samsara's security and compliance strategy.

The Senior Security Engineer will establish secure software development standards, conduct security assessments, and develop security tools while fostering a security-conscious culture across teams.

The Senior Security Engineer will lead risk assessments, architect OT security controls, support security tool deployment, and promote a security-first mindset within the organization.

The Senior Security Engineer will secure patient data, lead security initiatives, manage vulnerabilities, and advocate for a security culture in the organization.

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.

Design and build production-grade security automation and AI-assisted SOAR playbooks to convert detections into policy-driven responses. Integrate across identity, endpoint, network, cloud, and SaaS, embed guardrails, ensure measurable and auditable outcomes, and enable self-healing and resilient automation. Collaborate with platform owners and response teams and embed security controls into CI/CD and policy-as-code pipelines.

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.

The role involves leading Cloud Security strategy, enhancing security posture, managing infrastructure requirements, and collaborating across teams to ensure robust security in blockchain services.

As a Senior Software Engineer, you will design and develop security products, build high-performance APIs and microservices, and lead complex security features from conception to production.

The Senior Product Security Engineer will focus on enhancing the security of MongoDB's products and services, ensuring the safety and privacy of data. Key responsibilities include identifying and addressing security vulnerabilities and collaborating with engineering teams to integrate security practices.

The Product Security Engineer will develop and mature security features for products, assess security, collaborate with teams, and remediate weaknesses in designs and processes.

As a Senior Backend Engineer, you'll oversee the Secrets Manager's architecture and development, ensuring secure handling of credentials and collaborating on backend solutions.

The Senior Security Engineer will design and build security tools, collaborate with teams, and contribute to AI/ML security research. Responsibilities include security solution architecture, secure implementation, and effective communication of technical concepts.

The role involves designing and developing security software, improving vulnerability detection, collaborating with developers, and maintaining security automation tools.

Lead the design and implementation of security features for Anduril's platform, perform threat modeling, and collaborate on security improvements across teams.

The role involves assessing security infrastructure, advising on smart contract development, and driving blockchain security tools. It requires expertise in cryptography and a strong understanding of blockchain technology.

Design and build security controls for MongoDB Atlas multi-cloud infrastructure. Collaborate with teams to ensure highest security standards and lead projects on scalable security services.

As a Security Production Engineer, you'll ensure security systems' reliability, develop automation, collaborate on performance optimization, and mentor team members.