Liftoff Jobs

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

Weekly digest

Week of 27 July 2026

202 new roles this week across 44 companies; the biggest movers: OpenAI (+38), Valar Atomics (+16), ElevenLabs (+15).

Research

  1. Member of Technical Staff - Research Software Engineer - Safety Evaluations InfrastructureReflection AI · Series B · New York · 4 weeks ago Builds open AI models that enable anyone to control and shape intelligent systems
  2. Member of Technical Staff - ML Scientist, Japanese MultimodalLiquid AI · Seed · Tokyo · 4 weeks ago Builds efficient foundation models that run on-device across phones, cars, and edge hardware without sending d
  3. Research Leader / Senior Scientist (In vitro / Cellular Pharmacology), Cambridge, MAIsomorphic Laboratories · Series B · Boston · 3 weeks ago Builds AI models to accelerate drug discovery and design novel medicines
  4. Research Leader / Senior Scientist (In vivo Pharmacology & Translational Sciences), Cambridge, MAIsomorphic Laboratories · Series B · Boston · 3 weeks ago

All research roles →

ML engineering

  1. Member of Technical Staff, AI Training InfrastructureFireworks AI · Series D · SF Bay Area · $210K–320K · 3 weeks ago Inference engine for deploying and fine-tuning open-source AI models with low-latency, high-throughput serving
  2. Member of Technical Staff - Applied ML, Japanese MultimodalLiquid AI · Seed · Tokyo · 4 weeks ago
  3. Member of Technical Staff - Embedded ML Engineer (Audio/Omni)Liquid AI · Seed · SF Bay Area · 4 weeks ago
  4. Applied AI Engineer, CyberSecurity - MontrealMistral AI · Series C · Montreal · 4 weeks ago Builds open-source AI models and platforms for deploying custom generative AI agents and applications

All ML engineering roles →

Infrastructure

  1. Head of Data Center Operationsfal · Series D · SF Bay Area · $250K–350K · 4 weeks ago Serverless GPU platform for deploying and fine-tuning generative AI models at scale
  2. Member of Technical Staff - GPU Infrastructure EngineerLiquid AI · Seed · SF Bay Area · 4 weeks ago
  3. Principal Systems Engineer, Aircraft Simulation and Design IntegrationMach Industries · Series C · Huntington Beach, CA · $180K–250K · 3 weeks ago Develops low-cost autonomous aerospace and defense systems including drones, munitions, and propulsion compone
  4. Staff Software Engineer - App & Cloud SecurityWithCoverage · Series B · New York · $200K–275K · 4 weeks ago Digital platform for managing insurance policies, claims, and risk for CPG brands and growing businesses
  5. Sourcing Manager, Cloud (Procurement)fal · Series D · SF Bay Area · $150K–230K · 4 weeks ago

All infrastructure roles →

Data

  1. Head of DataCuspAI · Series B · Singapore · 3 weeks ago Uses AI and molecular simulation to accelerate materials discovery for pharma, biotech, and clean energy

Software

  1. Member of Technical Staff (Android Engineer, Computer Growth)Perplexity · Series C · SF Bay Area · $220K–405K · 3 weeks ago AI-powered answer engine that provides conversational, source-backed responses to user queries
  2. Member of Technical Staff (iOS Engineer, Computer Growth)Perplexity · Series C · SF Bay Area · $220K–405K · 3 weeks ago
  3. Member of Technical Staff (Model Behavior)Perplexity · Series C · SF Bay Area · $200K–330K · 4 weeks ago
  4. Member of Technical Staff - Applied Computational BiologistValthos · Seed · New York · 4 weeks ago AI systems that identify biological threats and design medical countermeasures in real time
  5. Member of Technical Staff - Design EngineerValthos · Seed · New York · 4 weeks ago
  6. Principal Instrumentation & Control EngineerValar Atomics · Torrance, CA · $196K–240K · 4 weeks ago Builds high-temperature gas reactors for industrial power, hydrogen, and clean fuel production at scale
  7. Staff CFD Analysis EngineerValar Atomics · Torrance, CA · $180K–220K · 4 weeks ago
  8. Scientific Developer Relations ManagerCuspAI · Series B · London · 4 weeks ago
  9. Lead, Hardware Deployment EngineerxAI · Late Stage · Memphis, TN · 4 weeks ago Develops Grok, an AI platform offering reasoning, code, voice, image, and video capabilities through a unified
  10. Engineering ManagerNumeric · Series B · New York · 4 weeks ago AI platform automating financial close, reconciliations, and cash management for accounting teams
  11. Lead OT Engineer – FuelValar Atomics · Torrance, CA · $200K–275K · 3 weeks ago

All software roles →

Hardware

  1. Staff Mechanical EngineerMariana Minerals · Series B · Houston, TX · $140K–175K · 4 weeks ago Software-first developer and operator of critical mineral projects for energy, AI, and defense
  2. Inventory Manager - RoboticsOpenAI · SF Bay Area · $157K–196K · 4 weeks ago Develops AI systems including large language models like ChatGPT for research and commercial use
  3. Global Supply Manager, MechanicalK2 Space · Series C · Los Angeles · $140K–175K · 4 weeks ago Builds high-power satellite buses designed for LEO, MEO, and GEO missions with 10x more power than constellati
  4. Senior Electrical Engineer – Power SystemsSaronic · Series D · Austin · 4 weeks ago Saronic Technologies develops advanced autonomous surface vessels for naval and maritime applications
  5. Senior Thermal-Hydraulics Analysis EngineerValar Atomics · Torrance, CA · $151K–185K · 4 weeks ago

All hardware roles →

Science

  1. Veterinary PathologistNeuralink · Series E · Austin · $111K–205K · 4 weeks ago Develops implantable brain-computer interfaces enabling paralyzed individuals to control devices through thoug

Product

  1. Technical Program Manager, Human Data Annotation (Code)Mistral AI · Series C · Paris · 4 weeks ago
  2. Product Manager, Agent DevelopmentSierra · Late Stage · Singapore · SGD 230,000–445,000/year · 4 weeks ago Conversational AI platform that deploys customized agents across chat, voice, email, and SMS for customer supp
  3. GTM Technical Onboarding Program ManagerOpenAI · SF Bay Area · $226K–251K · 4 weeks ago

Design

  1. Commercial Account Executive - Benelux & NordicsLangChain · Series B · London · 3 weeks ago Framework and platform for building, testing, deploying, and monitoring LLM-powered agents
  2. Enterprise Account Executive - Benelux & NordicsLangChain · Series B · Amsterdam · 3 weeks ago

Go-to-market

  1. Head of Sales Enablement, EMEAMistral AI · Series C · Paris · 4 weeks ago
  2. Regional DirectorModal · Series C · New York · $400K · 4 weeks ago Modal is a cloud-based serverless computing platform designed for data science and machine learning teams
  3. General Manager - Saudi ArabiaElevenLabs · Series C · Saudi Arabia · 4 weeks ago AI platform generating realistic speech, music, and sound effects across 70+ languages
  4. Commercial Sales DirectorLangChain · Series B · SF Bay Area · 4 weeks ago
  5. Director, Business DevelopmentOpenRouter · Series A · Remote · 4 weeks ago Unified API gateway providing access to 500+ AI models across 80+ providers with intelligent routing
  6. Director, Channel PartnershipsOpenRouter · Series A · Remote · 4 weeks ago
  7. Account Director, Digital Natives GrowthOpenAI · SF Bay Area · $189K–220K · 4 weeks ago
  8. Account Director, Large Enterprise | Life SciencesOpenAI · London · 4 weeks ago
  9. Account Director, Mid-Market EnterpriseOpenAI · SF Bay Area · $189K–220K · 4 weeks ago
  10. Sales Compensation LeadFireworks AI · Series D · Remote · $180K–225K · 3 weeks ago

All go-to-market roles →

Operations

  1. Director, Global Order-to-Cash TransformationAnthropic · SF Bay Area · $230K–300K · 4 weeks ago Develops Claude, an AI assistant, with research focused on AI safety and alignment
  2. Director, People OperationsOpenAI · SF Bay Area · $265K–295K · 4 weeks ago
  3. Head of Competitive IntelligenceOpenAI · SF Bay Area · $347K–385K · 4 weeks ago
  4. Head of Technical AccountingEtched · Seed · SF Bay Area · 4 weeks ago Etched.ai is a technology startup developing specialized hardware for large language model (LLM) inference
  5. Immigration & Mobility LeadBaseten · Late Stage · SF Bay Area · $150K–180K · 3 weeks ago Platform for deploying and serving machine learning models with high-performance inference at scale
  6. Recruiting ManagerSierra · Late Stage · Tokyo · 4 weeks ago
  7. Senior Workplace Operations ManagerOpenAI · Remote · 4 weeks ago

All operations roles →

General

  1. Ricursive at DAC 2026 — Introduce YourselfRicursive Intelligence · Series A · SF Bay Area · 4 weeks ago Designs AI chips using machine learning to optimize semiconductor development and inference performance

Other

  1. Director of Mining and Technical ServicesMariana Minerals · Series B · Moab, UT · 4 weeks ago
  2. Strategic Sourcing, DirectorValar Atomics · Torrance, CA · $225K–275K · 4 weeks ago
  3. Supply Chain Systems & Governance, DirectorValar Atomics · Torrance, CA · $225K–275K · 4 weeks ago
  4. Communications Lead, APACMistral AI · Series C · Singapore · 4 weeks ago
  5. Enablement Lead, ProgramsMistral AI · Series C · Paris · 4 weeks ago
  6. Commodity ManagerSaronic · Series D · Austin · 3 weeks ago

All other roles →

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