Liftoff Jobs

A curated index of open roles at top-tier AI companies.

Weekly digest

Week of 21 September 2026

330 new roles this week across 48 companies; the biggest movers: OpenAI (+72), Anthropic (+43), xAI (+29).

Research

  1. Member of Technical Staff (Machine Learning Research Engineer) — Perplexity · Series C · Berlin · 3 days ago AI-powered answer engine that provides conversational, source-backed responses to user queries
  2. Research Operations, Reinforcement Learning — Anthropic · SF Bay Area · $210K–260K · 4 days ago Develops Claude, an AI assistant, with research focused on AI safety and alignment
  3. Applied Science - Research Engineer (Robotics) — Mistral AI · Series C · Singapore · yesterday Builds open-source AI models and platforms for deploying custom generative AI agents and applications
  4. Research Engineer - Cybersecurity (RL Environments) — Mistral AI · Series C · Paris · yesterday

All research roles →

ML engineering

  1. Machine Learning Engineering Manager, Chemistry & Process Engineering — Mariana Minerals · Series B · SF Bay Area · $176K–212K · 3 days ago Software-first developer and operator of critical mineral projects for energy, AI, and defense
  2. Machine Learning Engineering Manager, Industrial Autonomy & Applied ML — Mariana Minerals · Series B · SF Bay Area · $176K–212K · 3 days ago
  3. Sr. Data Scientist — Mariana Minerals · Series B · SF Bay Area · $140K–173K · 3 days ago

All ML engineering roles →

Applied AI

  1. Field CTO, APAC — Mistral AI · Series C · Singapore · 2 days ago
  2. Member of Technical Staff, Applied AI Backend — Mercor · Series B · SF Bay Area · $220K–500K · 2 days ago Marketplace connecting domain experts with AI companies for task evaluation and model benchmarking
  3. Member of Technical Staff, Tech Lead Applied AI Backend — Mercor · Series B · SF Bay Area · $250K–500K · 2 days ago
  4. Manager, Applied AI Architect — Anthropic · Seoul, KR · 4 days ago
  5. Deployment Lead, Financial Services- NYC — OpenAI · New York City, NY · $230K–294K · 3 days ago Develops AI systems including large language models like ChatGPT for research and commercial use

All applied AI roles →

Infrastructure

  1. Head of Business Technology Engineering — Anthropic · SF Bay Area · $485K–625K · 4 days ago
  2. Member of Technical Staff - Lead, Machines — Modal · Series C · New York · $270K–330K · 4 days ago Modal is a cloud-based serverless computing platform designed for data science and machine learning teams
  3. Member of Technical Staff - Lead, Storage — Modal · Series C · SF Bay Area · $270K–330K · 4 days ago
  4. Member of Technical Staff - Machines — Modal · Series C · SF Bay Area · $250K–300K · 4 days ago
  5. Member of Technical Staff - Storage — Modal · Series C · SF Bay Area · $250K–300K · 4 days ago

All infrastructure roles →

Data

  1. Senior data collection operator (FR) — Genesis AI · Seed · Paris · yesterday Develops general-purpose robots powered by foundation models for physical tasks across factories, hospitals, a
  2. Analytics Engineer — Modal · Series C · New York · $150K–250K · 3 days ago
  3. Software Engineer, Data Platform — Mind Robotics · SF Bay Area · yesterday Develops industrial robots with generalized physical intelligence for factory automation

Software

  1. Staff Software Engineer: Compute — Anthropic · SF Bay Area · $320K–485K · 3 days ago
  2. Staff+ Software Engineer, Access Programs — Anthropic · SF Bay Area · $320K–485K · 2 days ago
  3. Staff+ Software Engineer, Account Creation — Anthropic · SF Bay Area · $320K–485K · 2 days ago
  4. Full Stack Staff & Software Engineer, Consumer Monetization — OpenAI · SF Bay Area · $266K–445K · 3 days ago
  5. Mobile / Full Stack Staff & Software Engineer, Consumer Monetization — OpenAI · SF Bay Area · $266K–445K · 3 days ago

All software roles →

Hardware

  1. Principal Electro-Mechanical Manufacturing Engineer — K2 Space · Series C · Los Angeles · $175K–200K · 4 days ago Builds high-power satellite buses designed for LEO, MEO, and GEO missions with 10x more power than constellati
  2. Lead Engineer (Power Generation) - Memphis — xAI · Late Stage · Southaven, MS · 5 days ago Develops Grok, an AI platform offering reasoning, code, voice, image, and video capabilities through a unified
  3. Manager, Engineering (Power Generation & Utilities) - Memphis — xAI · Late Stage · Southaven, MS · 5 days ago
  4. Graphite Production Lead — Valar Atomics · Torrance, CA · $100K–140K · 5 days ago Builds high-temperature gas reactors for industrial power, hydrogen, and clean fuel production at scale
  5. Fabrication Shop Manager — Sesame AI · Series B · Seattle · $175K–280K · 4 days ago Sesame Technology is a multifaceted technology company with diverse offerings
  6. CPU Micro-Architect / RTL (Lead & IC Engineers) — Nuvacore · Austin · $140K–300K · 4 days ago Designs high-performance CPU cores optimized for AI, data centers, and agentic computing

All hardware roles →

Science

  1. Expert Team Lead, Medicine — xAI · Late Stage · SF Bay Area · $104K–170K · yesterday
  2. Lab Technician — Mariana Minerals · Series B · Moab, UT · 3 days ago

Product

  1. Product Manager, Safeguards (Generalist) — Anthropic · SF Bay Area · $385K–460K · 5 days ago
  2. Product Manager - Growth — Fireworks AI · Series D · SF Bay Area · $170K–240K · 3 days ago Inference engine for deploying and fine-tuning open-source AI models with low-latency, high-throughput serving
  3. Product Engineering Business Lead — OpenAI · SF Bay Area · $333K–370K · 2 days ago

All product roles →

Design

  1. Product Designer, Design Systems — Anthropic · SF Bay Area · $305K–385K · 4 days ago
  2. Product Designer, Safeguards — Anthropic · SF Bay Area · $305K–385K · yesterday

Go-to-market

  1. Head of APAC GTM Enablement — Anthropic · Singapore · 5 days ago
  2. Account Director, Digital Natives | MENA — OpenAI · Abu Dhabi, AE · yesterday
  3. Account Director, Large Enterprise — OpenAI · SF Bay Area · $189K–240K · 5 days ago
  4. Global Account Director, International Organisations, ME & LATAM — OpenAI · London · 2 days ago
  5. Global Head of Events — OpenAI · SF Bay Area · $361K–401K · 4 days ago
  6. Marketing Analytics Lead, Enterprise Marketing — Anthropic · SF Bay Area · $255K–320K · yesterday
  7. Partner Manager, Microsoft Co-sell — Anthropic · SF Bay Area · $215K–300K · yesterday
  8. Partner Success Lead — Anthropic · London · GBP 215,000–250,000/year · 4 days ago

All go-to-market roles →

Operations

  1. Head of FDE Learning Programs — Mistral AI · Series C · Paris · 2 days ago
  2. Head of Employee Tech & Experience (ETX) — OpenAI · SF Bay Area · $313K–347K · 4 days ago
  3. Head of Sourcing Enablement & Delivery — OpenAI · SF Bay Area · $266K–385K · 3 days ago
  4. Principal Program Scheduler — K2 Space · Series C · Los Angeles · $160K–200K · 3 days ago
  5. Member of Technical Staff, IT — Genesis AI · Seed · SF Bay Area · 5 days ago
  6. Incident Response Manager - Privacy — Anthropic · SF Bay Area · $290K–365K · 2 days ago
  7. Program Manager, Safeguards Workforce Operations — Anthropic · SF Bay Area · $245K–285K · 3 days ago
  8. Senior Compliance Program Manager, Political Law — Anthropic · SF Bay Area · $255K–270K · yesterday
  9. Senior Manager, IT SOX — Anthropic · SF Bay Area · $230K–300K · 5 days ago

All operations roles →

General

  1. Mercor AI Research Fund Grants — Mercor · Series B · SF Bay Area · 4 days ago

Other

  1. Head of Associate AE — Serval · Series A · SF Bay Area · $250K–350K · yesterday AI-powered enterprise service management platform that automates employee requests, onboarding, and IT operati
  2. Principal Turbomachinery Engineer — K2 Space · Series C · Los Angeles · $175K–200K · today
  3. Sales Engineering Manager, APJ — Sierra · Late Stage · Singapore · yesterday Conversational AI platform that deploys customized agents across chat, voice, email, and SMS for customer supp
  4. Marketing Lead – Enterprise Warehouse Robotics — Skild AI · Series A · SF Bay Area · $150K–200K · yesterday Builds foundation models for general-purpose robots that adapt across hardware and tasks

All other roles →

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