Top Tech Jobs & Startup Jobs in San Francisco Bay Area, CA

Build and operate backend services for licensing, entitlements, provisioning, access control, multi-tenant administration, MSP/MSSP workflows, audit logging, and notifications. Design reliable cloud-native systems using Docker, Kubernetes, and relational databases, while contributing to observability, incident response, documentation, testing, and platform security. Collaborate across engineering, product, and design teams and mentor less experienced engineers.

Build backend APIs, GraphQL services, ETL pipelines, event-driven systems, and distributed infrastructure for cybersecurity workflows involving vulnerability intelligence, EDR validation, deception, tripwires, and autonomous defense. The role includes production reliability, monitoring, incident response, debugging, customer-facing security features, and collaboration with engineering and product teams. The engineer will also mentor less experienced developers and ensure security automation is safe, explainable, and reversible.

Own and evolve the company-wide SRE strategy, reliability standards, observability practices, incident management, service ownership, SLOs, and on-call operations. Lead cross-functional reliability initiatives, establish dashboards, alerts, runbooks, and escalation paths, improve production readiness and incident response, and operate large-scale distributed systems across AWS and Kubernetes. Participate in a 24/7 on-call rotation and help shape the SRE function.

Lead the architecture and operation of Horizon3’s developer experience platform, including local development, CI/CD, build systems, container images, artifact promotion, release workflows, security gates, and delivery observability. Build reusable tooling and paved paths, establish secure AI-assisted development practices, improve reproducibility and supply-chain security, and mentor engineers. Partner across Platform, Security, QA, and application teams to drive adoption, reliability, delivery speed, and continuous improvement.

Lead the design and operation of AWS and Kubernetes platforms, infrastructure automation, CI/CD, observability, security, and developer self-service capabilities. Drive cross-team platform initiatives, establish technical standards, improve reliability and operational practices, participate in incident response, mentor engineers, and guide architecture for regional and ephemeral environments.

Own the production lifecycle for machine learning and LLM-backed systems, including training and post-training pipelines, inference serving, model releases, monitoring, retrieval infrastructure, and cost and latency optimization. Partner with AI researchers and engineering teams to move prototypes into reliable production capabilities across customer tenants. Develop ETL and GraphQL features, enforce tenant isolation, and support deployments in regulated or customer-controlled environments.

Own detection engineering domain expertise for EDR and endpoint platforms. Define detection, effectiveness, and tuning requirements; establish acceptance criteria; validate releases; and guide Product, Engineering, AI research, and Attack teams. Administer and tune production EDR systems, evaluate vendor policy semantics, maintain detection coverage, assess false positives and negatives, and define correct remediation recommendations. Use Python, SQL, APIs, and telemetry analysis to support technical decisions and documentation.

Drive enterprise sales growth for cybersecurity software by acquiring new accounts, managing the full sales cycle, exceeding quotas, developing channel partner relationships, and supporting post-sale ROI processes. Maintain Salesforce pipeline and forecasts, present product demonstrations, and collaborate with distributed sales, support, and success teams. The role requires at least five years of cybersecurity sales experience, regional reseller relationships, and up to 50% travel.

Develop and lead full-stack security capabilities for the NodeZero platform, focusing on tripwires, honeytokens, honeypots, and detection logic. Design threat-informed solutions, contribute production Python code, create technical roadmaps, mentor engineers, and collaborate with product, design, and engineering teams. Apply expertise in network security, Windows internals, Active Directory, SMB, WMI, and relational or graph databases to build scalable offensive and defensive security solutions.

Drive enterprise cybersecurity sales by acquiring new accounts, exceeding quotas, managing the full sales cycle, demonstrating NodeZero solutions, and developing channel partner relationships. The role requires pipeline forecasting in Salesforce, post-proof-of-value ROI management, customer relationship development, and collaboration with distributed sales and success teams. Travel of up to 50% within the assigned territory may be required.