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

Build the platform and product experiences behind ChatGPT and Codex plugins, skills, connectors, and interactive apps. Design APIs, SDKs, and services; improve plugin discovery, creation, execution, reliability, permissions, and admin controls. Collaborate with Engineering, Product, Research, Security, Trust & Safety, developers, and partners to diagnose problems, measure quality, and deliver safe, intuitive, reliable systems.

Build and maintain end-to-end demo readiness and reusable demo systems: prototypes, LLM agents, integrations, synthetic data, reliability checks, and automation. Partner with GTM, Product, and Engineering to turn recurring customer needs into scalable demo assets, improve launch readiness, and uphold demo quality across accuracy, safety, and usability.

Designs, develops, and maintains Linux kernel capabilities for consumer devices. Owns features across kernel and userspace, debugs complex system behavior, validates performance, power, and reliability improvements, collaborates with hardware and software teams, and contributes maintainable patches upstream.

Leads finance for large-scale data center development, evaluating investments, building project models, forecasting capital needs, managing construction budgets, establishing financial controls, and assessing financing structures. Partners with infrastructure, energy, construction, procurement, treasury, tax, legal, and operations teams to manage project economics, risks, funding, and portfolio performance. Prepares investment recommendations for senior leadership and builds high-performing finance teams.

Lead the global Dedicated Support Engineering function by defining its strategy, building the organization, establishing enterprise customer engagement and technical ownership standards, leading critical escalations, improving reliability, and using AI and automation to scale proactive support. Partner with executives, customers, Product, Engineering, Sales, and Technical Success to drive measurable improvements in investigation quality, mitigation speed, customer confidence, and operational risk reduction.

Lead commercial legal support for OpenAI's business transactions, negotiating agreements, providing legal advice, and monitoring compliance with regulations.

Build and operate Kubernetes-based controllers, distributed services, APIs, and provisioning systems for OpenAI’s global GPU compute infrastructure. Manage machine and cluster lifecycles across hardware platforms and providers, including network boot, firmware, operating-system images, drivers, configuration, upgrades, recovery, and decommissioning. Improve reliability, concurrency, throughput, latency, and reconciliation while handling partial failures. Integrate new sites and GPU hardware generations and collaborate with hardware, networking, data-center, and infrastructure teams.

Lead mechanical and thermal system design for AI supercomputer hardware, from concept through production. Responsibilities include CAD modeling, FEA, tolerance analysis, prototyping, reliability testing, thermal management, supplier collaboration, manufacturing support, product launches, and mentoring engineers. The role focuses on chassis, enclosures, cooling systems, high-power connections, and validation of mission-critical data center hardware.

Own the architecture, deployment, integration, validation, automation, and operation of NX and Teamcenter engineering applications. Build reliable PLM workflows for parts, BOMs, revisions, migrations, lifecycle states, and releases. Develop installers, diagnostics, regression tests, observability, and recovery tooling while partnering with hardware engineering, infrastructure, vendors, and contractors to create a dependable engineering environment.

Lead finance leadership for OpenAI's compute and infrastructure, developing financial models, analyzing spend patterns, and optimizing costs.