Top Cyber Security Jobs in San Francisco Bay Area, CA

Lead Prelim’s security program across secure SDLC, application and cloud security, IAM, incident response, endpoint management, vendor risk, security reviews, and SOC 2 Type II compliance. Partner with DevOps and engineering, coordinate penetration testing, develop policies and risk roadmaps, manage audits and customer questionnaires, and improve detection and access controls. The role is the company’s first dedicated security hire and requires strong judgment, communication, and hands-on technical skills.

Secure Windows products and devices through offensive security research, code and design reviews, penetration testing, vulnerability discovery, fuzzing, and mitigation development. Build reusable security review tools, identify vulnerabilities in operating system features and native applications, collaborate with Windows engineering teams on durable defenses, engage security researchers, and communicate the business value of security investments.

Owns company-wide security across product, infrastructure, corporate systems, and IT. Responsibilities include fixing authentication and authorization issues, managing keys and secrets, hardening internal tools, improving permissions, contributing to backend engineering, and leading security reviews, incident response, and security tooling. This hands-on role requires broad security expertise, strong software engineering ability, and comfort working in an ambiguous early-stage startup environment.

Build and operate automated security infrastructure across AWS and Kubernetes, including cryptographic-material lifecycles, security telemetry, compliance automation, policy-as-code, threat modeling, and CI/CD security controls. Develop agentic AI workflows using tools such as Claude Code and MCP integrations. Support incident response, review security architecture, automate evidence collection, and partner with engineering, audit, risk, vendors, and clients to improve security posture at scale.

Leads OT network security engineering across manufacturing sites, translating enterprise architecture into segmentation, firewall, DMZ, access-control, and remote-access implementations. Coordinates production-sensitive cutovers with plant, IT, and safety teams while protecting manufacturing operations. Develops site-specific designs, compensating controls, implementation playbooks, and network documentation. Requires deep ICS expertise, knowledge of industrial protocols and security standards, and 10+ years of OT or industrial network security experience.

Design, build, deploy, and operate enterprise security controls as software products. Develop production code, APIs, backend services, and scalable cloud-based distributed systems while integrating security capabilities into development platforms. Apply test-driven development, continuous integration and deployment, and agile practices. Collaborate with product and engineering teams, evaluate emerging technologies, and improve security, reliability, adoption, and developer experience.

Lead enterprise AI security architecture, strategy, governance, and secure-by-design implementation across cloud, hybrid infrastructure, software, and AI/ML environments. Design security patterns for LLM hosting, agentic systems, vector databases, and inference endpoints; translate regulatory requirements into technical standards; review complex architectures; implement AI security guardrails and policy enforcement; advise engineering and product teams; and mentor teams while influencing senior stakeholders.

Lead and execute Grow Therapy's multi-year Security Engineering roadmap. Build secure-by-default infrastructure (auth, authZ, logging, egress), drive data security and systematic data tagging, develop org-wide security scorecards, enable automated least-privilege and vulnerability management, and influence AI-native security and security culture across product, platform, and compliance teams.

Owns the architecture and technical roadmap for the Ping Identity platform. Designs enterprise SSO, MFA, identity governance, application integrations, RBAC and ABAC frameworks, lifecycle management, and cloud or hybrid deployments. Leads migration and multi-region availability strategies while producing architecture designs, solution blueprints, integration standards, and audit-ready runbooks.

Designs, deploys, configures, migrates, and troubleshoots Palo Alto Networks security infrastructure in customer environments. Responsibilities include firewall, Panorama, Prisma, Strata Cloud Manager, and GlobalProtect implementation; migration from legacy platforms; routing and switching support; change-window execution; technical design and migration documentation; post-deployment stabilization; and communication with customers, account teams, and engineering. Travel to customer sites and evening, overnight, or weekend maintenance windows may be required.

Oversee the security of firm applications, networks, systems, hardware, and mobile devices throughout their lifecycles. Develop security requirements and architecture, manage controls and configurations, perform certification and accreditation, maintain asset inventories, and ensure secure development and acquisition practices. Collaborate across departments and mentor team members while serving as a primary technical security contact. The role requires independent judgment, strong analytical ability, knowledge of security frameworks and technologies, and at least seven years of related experience.

Design and build AI-powered cybersecurity platforms that ingest and normalize massive security telemetry, correlate events, predict threats, and generate explainable findings. Develop Python backend services, distributed storage systems, and AIDevOps pipelines for rapid experimentation. Integrate foundation models, agentic systems, RAG, embeddings, and graph-based models into analyst workflows. Collaborate with product teams, security experts, and engineers to deliver scalable, trusted threat detection and automation capabilities.

Design and build AI-native cybersecurity platforms that analyze large-scale security telemetry, correlate events, predict threats, and generate explainable alerts. Develop scalable distributed systems, data pipelines, AI DevOps workflows, agentic systems, RAG and embedding solutions, and model integrations. Collaborate with security researchers, SMEs, product managers, and engineering teams to create trusted automation and analyst-focused threat detection, investigation, and response capabilities.

Design and build AI-powered cybersecurity platforms that process large-scale telemetry, detect and predict threats, and generate explainable alerts. Develop scalable Python services, distributed data systems, AI DevOps pipelines, agentic workflows, RAG capabilities, and model integrations. Collaborate with security experts, product managers, and engineers to validate AI features and improve analyst workflows for security operations.

Own security for cloud and ML infrastructure, including tenant isolation, GPU cluster security, model protection, vulnerability management, network segmentation, monitoring, access governance, and credential management. Lead infrastructure security projects and establish technical standards and guardrails in partnership with Security, DevOps, Engineering, IT, and ML teams. The role also supports incident response, CSPM, sandboxing, container isolation, and SOC 2 readiness.

Design, implement, and harden enterprise security controls across endpoints, identity, networks, and data. Configure security platforms, develop Python and Go automation, maintain macOS, Linux, and Windows security baselines, support network security and vulnerability management, and contribute to SIEM detection pipelines. The role partners with IT and Engineering, delivers scoped security projects, and participates in an on-call rotation.

Designs, implements, and maintains enterprise security solutions; operates EDR, SIEM, web application firewall, and vulnerability-scanning tools; advances Zero Trust maturity; integrates security into DevSecOps, CI/CD, and infrastructure-as-code processes; addresses vulnerabilities and security gaps; develops security performance dashboards; and validates system designs against requirements.

Manage and lead engineering teams building endpoint security software: define and execute roadmaps, oversee SDLC and ISMS compliance, remove blockers, drive secure coding, coordinate with product and architects, recruit and develop staff, and manage budgets and operations.

Build and deploy highly reliable endpoint security agents for Windows, macOS, and Linux. Lead technical execution, system design, architecture documentation, code quality, performance, and reliability initiatives. Mentor engineers and collaborate with Product, Security, and DevOps teams. The role requires strong systems programming, operating system internals, cybersecurity, threat detection, security data processing, and technical leadership experience.

Designs and advances security architecture for Microsoft’s enterprise productivity environment. The role assesses evolving risk, analyzes systems and telemetry, develops reusable security patterns and tooling, partners with engineering teams on deployment, communicates risk and tradeoffs, and establishes priorities and roadmaps amid incomplete information.

Own and improve corporate security across identity and access management, endpoint protection, SaaS applications, Zero Trust, automation, detection, and incident response. Implement Entra ID controls, SSO, SCIM, MFA, RBAC, JML workflows, Intune policies, EDR, and security baselines. Automate security processes with Python or JavaScript, investigate alerts, remediate incidents, and partner with IT, Security, Engineering, and business teams in a fast-moving startup environment.

Leads enterprise information security architecture strategy and design across network, application, data, identity, on-premises, hybrid, and cloud environments. Assesses risks, develops mitigation strategies, integrates advanced security technologies, automates security capabilities, and establishes identity and access management best practices. Influences stakeholders, drives organizational change, mentors technical teams, and ensures security initiatives align with business objectives and regulatory requirements.

Lead development of security enforcement integrations that warn or block unsafe AI artifact installations, serve sanitized alternatives, and record audit events. Build reliable event-driven backend systems with queues, webhooks, idempotency, retries, back-pressure, approval flows, dry runs, audit logs, and rollback mechanisms. Integrate third-party security, infrastructure, and identity APIs, with potential future work on fleet-wide revocation controls and security platform integrations.

Leads information security architecture and program initiatives across IT and business projects. Provides security consulting, develops enterprise data, network, and application protection requirements, conducts threat analysis, vulnerability assessments, penetration testing, and remediation planning. Researches emerging threats and technologies, supports control testing and incident response, and guides security team members. Requires extensive information security leadership, application and network security expertise, secure architecture knowledge, and strong communication skills.

Lead enterprise endpoint and defense architecture across endpoint, cloud, SaaS, email, network, and perimeter security. Own vulnerability and exposure management, reference architectures, technical standards, telemetry integration with SIEM and SOAR, threat modeling, automation, technology evaluations, PoCs, RFPs, and acquisition assessments. Partner with product, engineering, and program teams on security roadmaps, platform modernization, and deployment across on-premises, hybrid, and multi-cloud environments.