Member of Technical Staff, Pre-training Scaling jobs in United States
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xAI · 1 day ago

Member of Technical Staff, Pre-training Scaling

positionPalo Alto, CA
timeFull-time
remoteOnsite
seniorityMid, Senior Level
money$180K/yr - $440K/yr

xAI is dedicated to creating AI systems that understand the universe and support humanity's quest for knowledge. The role involves training large neural networks at scale and implementing cutting-edge deep learning methods, requiring strong engineering skills and expertise in model scaling.

Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Training trillion parameter neural networks at scale, as well as a variety of smaller specialized models
Rapidly implementing the latest state-of-the-art methods from the deep learning literature
Innovating new ideas for pretraining and new scaling paradigm

Qualification

PythonMLLarge model scalingDistributed trainingJAXXLARust / C++SparkModel-hardware co-designOptimizing ML training efficiencyPrioritization skillsCommunication skillsWork ethic

Required

Strong engineering skills with passion on model-hardware co-design
Expert in ML and large model scaling, familiar with all kinds of scaling laws
Familiar with distributed training, multi-GPU neural network training and experience on optimizing ML training efficiency
Strong communication skills
Ability to concisely and accurately share knowledge with teammates

Benefits

Equity
Comprehensive medical, vision, and dental coverage
Access to a 401(k) retirement plan
Short & long-term disability insurance
Life insurance
Various other discounts and perks

Company

xAI

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XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.
dateFounded in 2023
location
Burlingame, California, USA
people-size11-50 employees
web-link
https://x.ai

H1B Sponsorship

xAI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)

Funding

Current Stage
Late Stage
Total Funding
$42.73B
Key Investors
Neptune Digital AssetsSpaceXMorgan Stanley
2026-01-06Series E· $20B
2025-12-11Secondary Market· $0.3M
2025-07-13Corporate Round· $5.32B

Leadership Team

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Toby Pohlen
Founding Member
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Recent News

Indian Express
AI showdown: ChatGPT web traffic slips as Gemini’s share rises 3.3%
2026-01-09
IndiaTimes
Elon Musk's ChatGPT rival xAI raises $20 billion in funding; investors include Nvidia which has promised up to $100 billion to Sam Altman's OpenAI
2026-01-08
The Tech Portal
xAI says it has raised a staggering $20Bn in Series E fundraise
2026-01-08
Company data provided by crunchbase