Top Security Engineer Jobs in San Francisco, CA

Lead incident response and threat hunting efforts at CoreWeave, owning cybersecurity incidents end-to-end and developing AI-powered tools to enhance defense against threats.

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

As a Senior Security Engineer, you will lead Upstart's data security program, design scalable data protection systems, and collaborate with engineering and cross-functional teams while mentoring other security practitioners.

As a PSIRT Engineer, you'll manage vulnerability response programs, overseeing the lifecycle of security vulnerabilities from intake to public disclosure, while coordinating with engineering and security teams for remediation.

As a Senior Cloud Security Engineer, you will implement security controls for multi-cloud environments, develop security tooling, and collaborate on cloud architecture.

As a Cryptography Engineer, you will design and maintain cryptographic solutions, manage TLS lifecycle, integrate HSMs, and automate cryptographic operations, while providing technical leadership and mentoring junior engineers.

The Senior Application Security Engineer will implement security controls for space systems, ensuring compliance with government standards while collaborating with engineering teams to enhance security practices and respond to threats.

Lead advanced penetration testing initiatives and simulate sophisticated attacks on a cloud-native platform, focusing on securing AI-integrated environments.

The engineer will enhance the Falcon sensor's detection and response capabilities, collaborate with teams, troubleshoot issues, and write code across various languages.

Lead AppSec efforts across product, platform, and AI features by owning secure SDLC, performing threat modeling and deep code reviews, driving vulnerability management and remediation, building AppSec tooling and automations (including AI-assisted workflows), and enabling engineering teams with secure design guidance and training.

Assess and harden software supply chain security by performing technical assessments, designing and implementing security controls and monitoring for build pipelines, investigating systems for vulnerabilities, creating tooling to address gaps, and leading cross-team projects to improve CrowdStrike's product security posture.

Act as the technical presales lead for AI agent and cloud identity security across North America: scope engagements, design and run POCs and architectures across AWS/Azure/GCP, secure non-human and machine identities, create repeatable technical assets, and partner with account teams to close deals.

Partner with sales to design and present data security solutions, lead technical evaluations and custom configurations, gather customer requirements, and drive successful hands-on proof-of-concept and evaluation outcomes for the Data Security business line.

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

As a Senior Product Security Engineer, you'll integrate security into development processes, identify risks, build tools, and collaborate with engineering teams to enhance product security.

The Senior Security Engineer will assess application security for AI systems, focusing on prompt injection techniques, threat modeling, and client training on AI security topics.

The Staff Cloud Security Engineer will secure cloud infrastructure for Huntress, focusing on product security, risk management, and compliance for a SaaS platform. Responsibilities include collaborating with DevOps, managing vulnerabilities, threat modeling, and developing incident response strategies.

The role involves managing cloud and infrastructure vulnerability management, securing environments, incident response, and compliance tracking. You will also collaborate with various teams to optimize security posture and automate scanning processes.

Ensure Rubrik products meet security standards by integrating AppSec into the SDLC, performing automated and manual assessments, threat modeling, hardening applications and deployments, tracking AppSec metrics, and producing security guidance for engineering and operations teams.

The Application Security Engineer will identify security gaps, build tooling, conduct code reviews, and drive vulnerability remediation, ensuring secure product delivery.

The Software Engineer V - Security Engineer will lead security measures, translate compliance requirements into actionable guidance, and proactively secure sensitive data across product teams.

The Senior Application Security Engineer ensures the security of systems and data by monitoring vulnerabilities, responding to incidents, and promoting security best practices within the organization.

Lead security initiatives by establishing secure development practices, conducting security reviews, as well as managing threat modeling and security assessments.

The Senior Security Engineer will design detection logic, investigate alerts, automate responses, and collaborate on threat detection with team members. Responsibilities include triaging alerts, writing detection code, and defining best practices for detection frameworks.

The Security Engineer will design and maintain automation frameworks, manage security processes, optimize infrastructure, and integrate security automation while collaborating across teams.