# Lead Engineer, AI Infrastructure (C++, C) at xAI

- Company: xAI
- What the company does: SpaceXAI builds Grok — frontier AI models for reasoning, voice, image generation, and more. Build with the Grok API. Backed by Lightspeed, Sequoia and a16z.
- Company website: https://x.ai/
- Type: Startups (AI role)
- Level: Senior
- Location: Palo Alto, CA; Seattle, WA
- Work setup: On-site
- Pay: $220K to $357K base salary per year (USD)
- Posted: 2026-11-08
- Apply by: 2026-12-23
- Apply: https://job-boards.greenhouse.io/xai/jobs/5288098007?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/xai-lead-engineer-ai-infrastructure-c-c/

## About the role

The Grok training program is looking for a lead software engineer on the AI infrastructure team. You will lead the team that architects, implements, and maintains the software infrastructure responsible for training grok models on hundreds of thousands or millions of GPUs. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Bachelor’s degree in computer science, engineering, math, or technical discipline
- Hands-on systems programming experience in C or C++

Tags: Engineering

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/xai-lead-engineer-ai-infrastructure-c-c/