AI Startup Jobs in Los Angeles
There are currently 1,551 AI startup jobs in Los Angeles from 96 companies. Top hiring companies include Vast, True Anomaly, Hadrian. Defense & Aerospace roles make up the largest share of open positions.
95 of the 96 companies hiring in Los Angeles (99%) have verified funding data — most commonly Series A (27), Series C (17), Series B (17). Source: Fast AI Jobs company dataset, September 2026.
Top Hiring Companies
Vast
Vast is a US-based commercial space company building human-rated artificial-gravity orbital space stations, starting with its single-module Haven-1 station targeted as the world's first commercial space station. Founded by Jed McCaleb and headquartered in Long Beach, California ('Space Beach'), the company designs and manufactures its spacecraft hardware in-house. It is racing to provide a commercial successor to the International Space Station.
True Anomaly
Develops autonomous spacecraft, advanced payloads, and space-based interceptor systems for orbital defense and space superiority capabilities.
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.
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.
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.
Varda Space Industries
Varda Space Industries builds orbital manufacturing and reentry platforms that produce materials in the unique microgravity environment of space. The company's W-Series reentry capsules are used to manufacture pharmaceuticals and other products that benefit from weightlessness. Founded in 2021, Varda is establishing the first scaled industrial operations off Earth.
Radiant
Radiant is pioneering mass-produced portable nuclear microreactors, with its flagship Kaleidos reactor delivering 1 MW of clean, zero-emission power in a shipping container-sized form factor. Valued at $1.8 billion, the company is building its factory in Oak Ridge, Tennessee.
Recent Job Listings
FAQ
How many AI startup jobs are available in Los Angeles?
There are currently 1,551 AI startup jobs in Los Angeles from 96 companies on Fast AI Startup Jobs.
How many of the companies hiring in Los Angeles are funded?
95 of the 96 companies hiring in Los Angeles (99%) have verified funding data, most commonly Series A (27 companies), Series C (17 companies), Series B (17 companies). Funding stage and amount are tracked for roughly 97% of all companies in the Fast AI Jobs dataset.
Which companies are hiring the most in Los Angeles?
The top hiring companies in Los Angeles include Vast, True Anomaly, Hadrian. Visit each company profile for detailed job listings and company information.
What types of roles are most common in Los Angeles?
Defense & Aerospace 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.