Liftoff Jobs

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

Weekly digest

Week of 9 February 2026

35 new roles this week across 15 companies; the biggest movers: Anthropic (+8), Generalist AI (+6), OpenEvidence (+4).

Research

  1. Research Engineer, Machine Learning (Reinforcement Learning) — Anthropic · London · GBP 260,000–630,000/year · 34 weeks ago Develops Claude, an AI assistant, with research focused on AI safety and alignment
  2. Research Engineer, Production Model Post-Training — Anthropic · Zurich · 34 weeks ago
  3. Research Scientist — OpenEvidence · Series D · SF Bay Area · 34 weeks ago AI-driven clinical decision support platform aggregating medical journal findings for healthcare providers
  4. Research Scientist: Pretraining — Generalist AI · San Francisco Bay Area Boston · $240K–350K · 34 weeks ago Generalist is an AI robotics company focused on developing general-purpose robots with advanced capabilities

ML engineering

  1. Software Engineer: ML Optimization — Generalist AI · San Francisco Bay Area Boston · $260K–350K · 34 weeks ago

Applied AI

  1. GTM Engineer — LangChain · Series B · SF Bay Area · 34 weeks ago Framework and platform for building, testing, deploying, and monitoring LLM-powered agents
  2. Forward Deployed Autonomous Systems Engineer — Mach Industries · Series C · Huntington Beach, CA · $90K–150K · 34 weeks ago Develops low-cost autonomous aerospace and defense systems including drones, munitions, and propulsion compone

Infrastructure

  1. Staff+ Software Engineer, Data Infrastructure — Anthropic · Remote-Friendly (Travel-Required) · Remote · $405K–485K · 34 weeks ago
  2. Staff+ Software Security Engineer — Anthropic · SF Bay Area · $405K–485K · 34 weeks ago
  3. Security Engineer, Platform Security — OpenEvidence · Series D · Miami · 34 weeks ago
  4. Software Engineer, Backend and Infrastructure — OpenEvidence · Series D · Miami · 34 weeks ago
  5. Software Engineer, Site Reliability — OpenEvidence · Series D · Miami · 34 weeks ago
  6. Software Engineer: Infrastructure — Generalist AI · San Francisco Bay Area Boston · 34 weeks ago
  7. Software Engineer: ML Infra — Generalist AI · San Francisco Bay Area Boston · $260K–350K · 34 weeks ago

Software

  1. Staff Software Engineer, Continuous Integration — Anthropic · London · GBP 325,000–390,000/year · 34 weeks ago
  2. Staff+ Software Engineer, Developer Productivity — Anthropic · SF Bay Area · $405K–625K · 34 weeks ago
  3. Staff+ Software Engineer, People Products — Anthropic · Travel Required · Remote · $405K–485K · 34 weeks ago
  4. Android Engineer, Ad Formats — OpenAI · SF Bay Area · $230K–385K · 34 weeks ago Develops AI systems including large language models like ChatGPT for research and commercial use
  5. Software Engineer: Product — Generalist AI · San Francisco Bay Area Boston · $200K–350K · 34 weeks ago
  6. Software Engineer — Periodic Labs · Seed · SF Bay Area · 34 weeks ago Builds AI scientists and autonomous laboratories to accelerate discovery in physical sciences

Hardware

  1. Senior Process Engineer — Substrate · SF Bay Area · 34 weeks ago Builds next-generation semiconductor fabrication technology to extend Moore's Law and reduce fab costs
  2. Manufacturing Engineer — Saronic · Series D · Franklin, LA · 34 weeks ago Saronic Technologies develops advanced autonomous surface vessels for naval and maritime applications
  3. Component and Product Quality Engineer, Interconnects — OpenAI · SF Bay Area · $207K–365K · 34 weeks ago
  4. Software Engineer: Robotics Controls — Generalist AI · San Francisco Bay Area Boston · $200K–350K · 34 weeks ago

Science

  1. Antibody Engineering — Chai Discovery · Series C · SF Bay Area · 34 weeks ago AI platform that designs molecules and predicts biochemical interactions for drug discovery

Design

  1. Agent Experience Designer, Voice (Multilingual) — Sierra · Late Stage · SF Bay Area · $170K–245K · 34 weeks ago Conversational AI platform that deploys customized agents across chat, voice, email, and SMS for customer supp

Go-to-market

  1. International Business Development & Defense Cooperation Manager — Saronic · Series D · Washington DC · 34 weeks ago
  2. Enterprise Account Executive, DoW/IC — Anthropic · Washington DC · $380K–450K · 34 weeks ago

Operations

  1. Security and Compliance Manager — Sierra · Late Stage · SF Bay Area · $170K–250K · 34 weeks ago
  2. Technology Operations Lead — Mercor · Series B · SF Bay Area · $100K–200K · 34 weeks ago Marketplace connecting domain experts with AI companies for task evaluation and model benchmarking
  3. ストラテジスト — Sierra · Late Stage · Tokyo · JPY 20,000,000–35,000,000/year · 34 weeks ago
  4. Translator/Linguist (Freelance) — ElevenLabs · Series C · United Kingdom · 34 weeks ago AI platform generating realistic speech, music, and sound effects across 70+ languages
  5. Technical Recruiter — xDOF · Series B · SF Bay Area · 34 weeks ago XDOF is the infrastructure partner for the world's most ambitious robotics builders
  6. Operations Engineer — Mach Industries · Series C · Huntington Beach, CA · $100K–150K · 34 weeks ago

Other

  1. AI Tutor - Video — xAI · Late Stage · International · Remote · 34 weeks ago Develops Grok, an AI platform offering reasoning, code, voice, image, and video capabilities through a unified

Every line links to the role on Liftoff Jobs, and from there to the company's own board. · Past issues · Search the whole index

One email a week, Monday morning. Nothing is sent unless you click the link in the confirmation email. You can switch to a daily email, or stop, from any email we send.