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xAIPosted Nov 2, 2026
Sr. Model Engineer, Model Training
Austin, TXfull timeOn Sitesenior$180k–$600kH1B: no
xAI The Sr. Model Engineer, Model Training at xAI develops and trains large AI models using Python, PyTorch, JAX, Rust, or C++. The role focuses on training neural networks with over 1 billion parameters and building useful AI models.
Qualification
Experience training large models (ePower user of AI models
Required
- Experience writing production-quality code in Python, PyTorch, JAX, Rust, or C++
- Experience training large models (e.g., pretraining, post-training, fine-tuning, or RL training of neural networks with 1B+ parameters)
Preferred
- Experience training models used by millions of users
- Power user of AI models
- You believe truth-seeking AI is the most important and challenging problem
- You take pride in your work and thrive in meritocratic environments
Benefits
- Dental
- Vision
- 401(k)
- Equity/RSU
- Life Insurance
Company
Source: greenhouse
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