AI Startup Jobs in Los Angeles
There are currently 675 AI startup jobs in Los Angeles from 56 companies. Top hiring companies include Hadrian, Chaos Industries, Apex Space. Defense Tech roles make up the largest share of open positions.
Top Hiring Companies
Hadrian
Hadrian builds AI-enabled autonomous factories that manufacture precision components and systems for aerospace, defense, shipbuilding, and other industrial customers, combining software, robotics, machining, inspection, and factory operations.
Chaos Industries
A defense technology company specializing in counter-drone radar and other defense solutions.
Apex Space
Apex is a defense-grade satellite bus manufacturer producing configurable, productized spacecraft platforms (Aries, Nova, Comet) for LEO, MEO, and GEO orbits. The Los Angeles-based company serves commercial and sovereign government customers at scale with peak annual capacity exceeding 200 units per year. Apex launched Project Shadow, the first commercially-led on-orbit space-based interceptor demonstration.
General Matter
General Matter is rebuilding domestic uranium enrichment capacity in the U.S., developing low-enriched and high-assay low-enriched uranium to support advanced nuclear power and American energy security.
Modern Animal
Modern Animal operates a membership-based veterinary care model that combines physical clinics, digital care, and software-enabled workflows to improve access and continuity of pet care.
HeyGen
An AI video generation platform specializing in video creation and AI avatars, enabling businesses to create professional videos at scale with generative AI.
Antares
Antares is developing mass-producible, inherently safe nuclear microreactors for terrestrial, underwater, and space-based applications, producing between 100 kilowatts and 1 megawatt of electricity. The company has a 145,000-square-foot manufacturing facility in Torrance, California and is on track to achieve first reactor criticality by mid-2026. Founded by alumni of SpaceX, MIT, and Los Alamos National Lab, Antares is backed by over $130 million in venture capital and government funding.
BuildOps
A cloud-based software platform designed for commercial contractors (MEP, Fire Life and Safety) to manage projects, field service, job costing, and scheduling in an all-in-one solution.
Recent Job Listings
FAQ
How many AI startup jobs are available in Los Angeles?
There are currently 675 AI startup jobs in Los Angeles from 56 companies on Fast AI Startup Jobs.
Which companies are hiring the most in Los Angeles?
The top hiring companies in Los Angeles include Hadrian, Chaos Industries, Apex Space. Visit each company profile for detailed job listings and company information.
What types of roles are most common in Los Angeles?
Defense Tech roles make up the largest share of AI startup jobs in Los Angeles. Other common categories include engineering, research, product, and operations roles.
How often are these job listings updated?
Job listings are refreshed daily from official company career pages and public job boards. All links point directly to original application pages.
Where do the job links go?
Job links point to official company career pages or public job listings, not re-hosted application forms.