Liftoff Jobs

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

Weekly digest

Week of 3 August 2026

218 new roles this week across 35 companies; the biggest movers: OpenAI (+42), Sierra (+21), Thinking Machines Lab (+21).

Research

  1. Member of Technical Staff, Research — Fireworks AI · Series D · SF Bay Area · $210K–320K · 9 weeks ago Inference engine for deploying and fine-tuning open-source AI models with low-latency, high-throughput serving
  2. Applied Scientist — Mistral AI · Series D · SF Bay Area · 9 weeks ago Builds open-source AI models and platforms for deploying custom generative AI agents and applications
  3. Research Engineer, Code Agents Infra — Mistral AI · Series D · SF Bay Area · 9 weeks ago
  4. Research Engineer / Research Scientist - Personal AGI, Memory — OpenAI · SF Bay Area · $380K–500K · 9 weeks ago Develops AI systems including large language models like ChatGPT for research and commercial use
  5. Research Engineer / Research Scientist - Personal AGI, Personalization — OpenAI · SF Bay Area · $380K–500K · 9 weeks ago

All research roles →

ML engineering

  1. Member of Technical Staff — Inference-Multi-Hardware — RadixArk · Seed · SF Bay Area · $200K–400K · 9 weeks ago Builds open-source inference and training infrastructure systems for AI applications
  2. Engineering Manager, Inference — Mistral AI · Series D · New York · 9 weeks ago
  3. AI Inference Engineer — Baseten · Late Stage · SF Bay Area · $165K–330K · 9 weeks ago Platform for deploying and serving machine learning models with high-performance inference at scale

Applied AI

  1. Applied AI Architect, Enterprise Tech — Anthropic · SF Bay Area · $240K–315K · 9 weeks ago Develops Claude, an AI assistant, with research focused on AI safety and alignment
  2. Deployed Engineer (Chicago) — LangChain · Series B · Cincinnati, OH · 9 weeks ago Framework and platform for building, testing, deploying, and monitoring LLM-powered agents
  3. Deployed Engineer, Pre-Sales (Austin) — LangChain · Series B · Austin · 9 weeks ago
  4. Deployed Engineer, Pre-Sales (Dallas) — LangChain · Series B · Dallas, TX · 9 weeks ago
  5. Deployed Engineer, Pre-Sales (Houston) — LangChain · Series B · Houston, TX · 9 weeks ago

All applied AI roles →

Infrastructure

  1. Staff+ Software Engineer, Privacy — Anthropic · Remote-Friendly (Travel-Required) · Remote · $405K–485K · 9 weeks ago
  2. Member of Technical Staff - SWE Infrastructure — Ricursive Intelligence · Series A · SF Bay Area · 9 weeks ago Designs AI chips using machine learning to optimize semiconductor development and inference performance
  3. Safety Engineer - Free Tier Abuse — ElevenLabs · Series C · United Kingdom · 9 weeks ago AI platform generating realistic speech, music, and sound effects across 70+ languages
  4. IT Services Technician — xAI · Late Stage · Seattle · $68K–103K · 9 weeks ago Develops Grok, an AI platform offering reasoning, code, voice, image, and video capabilities through a unified
  5. IT Services Technician - Memphis — xAI · Late Stage · Memphis, TN · $61K–92K · 9 weeks ago

All infrastructure roles →

Data

  1. Data Scientist, B2B Demand Generation, Growth & Measurement — OpenAI · SF Bay Area · $293K–385K · 9 weeks ago
  2. AI Tutor - Croatian — xAI · Late Stage · International · Remote · 9 weeks ago
  3. AI Tutor - Hausa — xAI · Late Stage · International · Remote · 9 weeks ago
  4. AI Tutor - Khmer — xAI · Late Stage · International · Remote · 9 weeks ago

All data roles →

Software

  1. Staff Software Engineer, Claude Code — Anthropic · SF Bay Area · $320K–625K · 9 weeks ago
  2. Member of Technical Staff, Enterprise Foundations — Fireworks AI · Series D · New York · $165K–240K · 9 weeks ago
  3. Senior Staff Software Engineer, Identity — OpenAI · SF Bay Area · $347K–405K · 9 weeks ago
  4. Staff Software Engineer - Enterprise Platform — Lovable · Series B · London · 9 weeks ago AI platform that generates production-ready web applications and websites from natural language descriptions
  5. Engineering Manager, Search — Anthropic · SF Bay Area · $320K–405K · 9 weeks ago

All software roles →

Hardware

  1. Staff Instrumentation & Controls Engineer – Nuclear — Valar Atomics · Torrance, CA · $173K–211K · 9 weeks ago Builds high-temperature gas reactors for industrial power, hydrogen, and clean fuel production at scale
  2. Electrical Commissioning Lead — OpenAI · SF Bay Area · $177K–285K · 9 weeks ago
  3. Mechanical Commissioning Lead — OpenAI · SF Bay Area · $177K–285K · 9 weeks ago
  4. Strategic Sourcing Manager, Data Center Infrastructure, Mechanical — OpenAI · SF Bay Area · $226K–285K · 9 weeks ago
  5. Senior Electrical Engineer — Saronic · Series D · New Orleans, LA · 9 weeks ago Saronic Technologies develops advanced autonomous surface vessels for naval and maritime applications
  6. Senior Electrical Engineer - Platforms (Power Systems) — Saronic · Series D · New Orleans, LA · 9 weeks ago
  7. Senior Electro-Mechanical Engineering Technician (Optical) — K2 Space · Series D · Los Angeles · USD 40–45/hour · 9 weeks ago Builds high-power satellite buses designed for LEO, MEO, and GEO missions with 10x more power than constellati

All hardware roles →

Science

  1. Quality Assurance Laboratory Technician — Valar Atomics · Orangeville, UT · 9 weeks ago
  2. Environmental Health & Safety (EHS) Technician — Periodic Labs · Seed · SF Bay Area · 9 weeks ago Builds AI scientists and autonomous laboratories to accelerate discovery in physical sciences
  3. Lab Technician (Contractor) — Etched · Seed · SF Bay Area · 9 weeks ago Etched.ai is a technology startup developing specialized hardware for large language model (LLM) inference

Product

  1. Product Manager — Fireworks AI · Series D · SF Bay Area · $200K–300K · 9 weeks ago
  2. Product Manager - Deployment — Thinking Machines Lab · Seed · SF Bay Area · 9 weeks ago Builds customizable, multimodal AI systems emphasizing human-AI collaboration and model interpretability

Design

  1. Staff / Principal Design Engineer, Web — Lovable · Series B · London · 9 weeks ago
  2. Product Designer, Engineering Acceleration — OpenAI · Seattle · $245K–310K · 9 weeks ago
  3. Product Designer, Payments — OpenAI · SF Bay Area · $245K–310K · 9 weeks ago

All design roles →

Go-to-market

  1. Head of Product Marketing — Fireworks AI · Series D · SF Bay Area · $270K–340K · 9 weeks ago
  2. Head of Narratives — LangChain · Series B · SF Bay Area · 9 weeks ago
  3. Enterprise Sales Director — Sierra · Late Stage · Remote · CAD 325,000–365,000/year · 9 weeks ago Conversational AI platform that deploys customized agents across chat, voice, email, and SMS for customer supp
  4. Enterprise Sales Director — Sierra · Late Stage · Remote · $280K–315K · 9 weeks ago
  5. Enterprise Sales Director (Brazilian Portuguese speaking) — Sierra · Late Stage · Remote · $280K–330K · 9 weeks ago
  6. Enterprise Sales Director - Strategic — Sierra · Late Stage · Remote · $300K–345K · 9 weeks ago
  7. Enterprise Sales Director - Strategic — Sierra · Late Stage · Remote · CAD 420,000–445,000/year · 9 weeks ago
  8. Enterprise Sales Director - Strategic, Healthcare — Sierra · Late Stage · Remote · CAD 420,000–445,000/year · 9 weeks ago
  9. Enterprise Sales Director - Strategic, Healthcare — Sierra · Late Stage · Remote · $360K–380K · 9 weeks ago

All go-to-market roles →

Operations

  1. Director, US International Tax — Anthropic · SF Bay Area · $230K–300K · 9 weeks ago
  2. Executive Assistant to Head of Engineering — Baseten · Late Stage · SF Bay Area · $160K–180K · 9 weeks ago
  3. Head of Real Estate & Workplace — Baseten · Late Stage · SF Bay Area · $260K–300K · 9 weeks ago
  4. Director, Revenue Operations — OpenRouter · Series A · Remote · $210K–240K · 9 weeks ago Unified API gateway providing access to 500+ AI models across 80+ providers with intelligent routing
  5. Hardware Lab Manager — Anthropic · SF Bay Area · $320K–405K · 9 weeks ago
  6. Internal Communications Manager, Tech — Anthropic · SF Bay Area · $295K–345K · 9 weeks ago
  7. Technical Program Manager, Hardware Systems — Anthropic · SF Bay Area · $365K–435K · 9 weeks ago
  8. Technical Program Manager, RL Research — Anthropic · SF Bay Area · $365K–435K · 9 weeks ago
  9. Technical Program Manager, Silicon — Anthropic · SF Bay Area · $365K–435K · 9 weeks ago

All operations roles →

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