Genentech

Principal Machine Learning Engineer

Genentech
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2 days ago

Base Salary

$193k - $358k/yr

Responsibilities

  • Architect and deploy autonomous agents that use tools, retrieve scientific evidence, and execute multi-step reasoning across drug discovery workflows.
  • Design agent memory architectures, context management systems, and interfaces to genomic, chemical, and clinical data sources.
  • Design, build, and optimize distributed training and inference systems for foundation models.
  • Own production Python and PyTorch codebases and translate research systems into enterprise-grade software.
  • Establish MLOps/AgentOps practices covering experiment tracking, observability, monitoring, evaluation harnesses, CI/CD, and infrastructure.
  • Define the engineering roadmap for agentic and foundation models, advise Genentech leadership, and architect cross-functional platforms.
  • Partner with ML scientists and domain experts to convert scientific problems into efficient, shippable systems.

Requirements

  • BS, MS, or PhD in Computer Science, Machine Learning, Engineering, or a related quantitative field, with 5+ years for a PhD, 8+ years for an MS, or 10+ years for a BS.
  • Demonstrated technical leadership and experience building, shipping, and owning large-scale ML systems and infrastructure end to end.
  • Exceptional Python programming skills and strong software engineering fundamentals, including Git, automated testing, CI/CD, documentation, and architecture design.
  • Extensive hands-on experience with PyTorch or JAX and deploying ML infrastructure on AWS or HPC environments, including distributed training tools.
  • Practical experience designing agent orchestration frameworks such as LangGraph or MCP-based tool integrations, managing persistent agent memory, and building self-improving loops.
  • Deep expertise in LLM serving, test-time compute, sampling and search strategies, model routing, batching, caching, and latency, cost, and quality tradeoffs.
  • Experience with molecular modalities such as protein sequences, chemical graphs, and structured molecular data is preferred.
  • A public portfolio of significant contributions to open-source ML, systems, or MLOps libraries is preferred.
  • Strong interest in applying frontier AI and agentic science to drug discovery, biology, and chemistry.

Benefits

  • Onsite presence at the Roche/Genentech campus is expected under company policy.
  • Relocation benefits are not available for this posting.
  • The position qualifies for the company benefits described in the linked benefits information.
  • A discretionary annual bonus may be available based on individual and company performance.
Genentech

About Genentech

10,000+ employees

About Genentech We're passionate about finding solutions for people facing the world's most difficult-to-treat conditions. That is why we use cutting-edge science to create and deliver innovative medicines around the globe. To us, science is personal. Making a difference in the lives of millions starts when you make a change in yours. If you’d like to join our team, view our openings at gene.com/careers. Our patient resource center is dedicated to getting patients and caregivers to the right resources. You can reach them at 1 (877) GENENTECH (436-3683) Monday-Friday, 6am-5pm PST or patientinfo@gene.com. Community Guidelines: 1. We want to foster positive conversation around the issues we are passionate about. To that end, we remove profanity, content that contains threatening language, content that is aimed at private individuals, personal information, and repeated unwanted messages. 2. Don’t mention any medicines by name — ours or anyone else’s. Because of the fair balance rules governing our industry, we cannot post any comments that reference any pharmaceutical brand, product, or service. Please do not mention any specific medicines by name, or include any links to third party sites in your comments. 3. This isn’t the place to report or discuss side effects. This site is not intended as a forum for reporting side effects experienced while taking a Genentech product. Instead, you should report any side effects to Genentech Drug Safety at 1-888-835-2555. You can also report side effects of any prescription product directly to the FDA at 1-800-FDA-1088 or by visiting www.FDA.gov/medwatch. 4. Don’t pitch your product or service. Please don't use our page as a place to promote your product or pitch your services. Please also avoid posting links to external sites. We reserve the right to remove any posts that are deemed promotional.

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