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SpaceXAI

Member of Technical Staff - RL Training Framework

SpaceXAI · Palo Alto, CA

Posted about 3 months ago · $180,000 - $440,000

or apply directly on SpaceXAI's site. We never take the application ourselves.

Is this posting real?

This role has been open
82 days
SpaceXAI's roles stay open a median of 82 days
Reposted
No
Salary listed
Yes
32% of SpaceXAI's roles list one
Ghost-job risk at SpaceXAI
high
257 stale, 5 reposted of 258 open
Hiring momentum
339 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-24

Measured from postings appearing on and disappearing from SpaceXAI's own greenhouse board since 2026-08-03. Full hiring picture for SpaceXAI.

About this role

The Member of Technical Staff will work on developing the reinforcement learning (RL) training framework at SpaceXSI. This role involves designing and implementing systems for RL workloads, profiling and optimizing training performance, and enhancing the scalability and observability of the RL stack.

Our read on this posting3.6out of 5
benefits
4/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of SpaceXAI as an employer.

What you need

  • Experience building, debugging, and optimizing efficiency of large-scale distributed systems
  • Comfortable diving into unfamiliar areas and solving problems at all levels of the stack
  • Proficiency in Python, Jax, Rust, and/or C++

Nice to have

  • Experience with large scale LLM training infrastructure
  • Strong knowledge of reinforcement learning techniques
  • Experience with RL numerics

What you get

  • $180,000 - $440,000 USD
  • Equity
  • Comprehensive medical, vision, and dental coverage
  • Access to a 401(k) retirement plan
  • Short & long-term disability insurance
  • Life insurance

Worth weighing

  • No specific mention of remote work options
  • The role involves working with potentially complex and evolving technologies in reinforcement learning
  • Salary range is quite broad, indicating variability based on experience

Summarised from SpaceXAI's posting. Read the full original.

Listed by SpaceXAI on their greenhouse job board, last confirmed open on 2026-10-24. PitchMeAI is not the employer.

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