Spacecraft startups hiring now

CesiumAstro

Austin, US · Series C

CesiumAstro provides full-stack infrastructure for agile space communications. The company designs, manufactures, and tests communication systems and satellites in U.S. facilities. Its products enable connectivity between satellites, drones, planes, cars, and other mobile devices. CesiumAstro delivers next-generation systems that connect, detect, and defend across commercial, government, and national security missions.

270 open roles0% remote

Relativity Space

Long Beach, US · YC W16

Relativity Space is an aerospace company that designs, develops, and builds 3D-printed rockets.

231 open roles6% remote

K2 Space

Torrance, US · Series C

K2 Space is developing the Giga Class satellite bus, an ultra-high-power spacecraft capable of delivering over 115kW of power and 15,000kg of payload mass to enable previously unattainable capabilities spanning ISR (Intelligence, Surveillance, and Reconna K2 Space is developing the Giga Class satellite bus, an ultra high-power spacecraft capable of delivering up to 115kW of power and 15,000kg of payload mass to enable previously unattainable capabilities spanning ISR (Intelligence, Surveillance, and K2 Space is developing a multipurpose, dual-use, wideband, software-defined phased array payload that leverages the capabilities of the K2 Space Mega Class satellite bus to perform various functions for the commercial and national defense markets.

183 open roles62% remote

Astranis

San Francisco, US · Series E · YC W16

Astranis builds advanced satellites for high orbits, with its first product MicroGEO offering dedicated satellite broadband. The company designs, builds, and operates its satellites out of its headquarters in Northern California.

155 open roles1% remote

Impulse Space

Redondo Beach, US · Series C

Impulse Space develops in-space transportation technology and services, including orbital transfer vehicles and rocket engines. Its vehicles move payloads across and between orbits for commercial, civil, and government missions.

153 open roles0% remote

True Anomaly

Centennial, US · Series D

True Anomaly designs and builds spacecraft, software, and payloads for space superiority.

148 open roles1% remote

ICEYE

Espoo, FI · Late Stage Venture

ICEYE owns the world's largest and most advanced SAR (synthetic aperture radar) satellite constellation. ICEYE-built constellations serve customers in defence and intelligence, environmental monitoring, insurance and emergency management.

144 open roles3% remote

Vast

Long Beach, US · Series A

Vast is developing next-generation space stations and space infrastructure using an incremental, hardware-rich and low-cost approach. Haven Demo's 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft.

120 open roles1% remote

Muon Space

Mountain View, US · Series B

Muon Space delivers critical data and enables real-time compute and decision-making in space.

117 open roles30% remote

Sierra Space

Louisville, US · Series C

Sierra Space is a mission-proven Defense Tech company delivering satellite platforms, critical subsystems, reusable spaceplanes, hypersonic technologies, propulsion systems, and infrastructure for the nation's most critical missions. The company is partnered with Blue Origin and other companies on the Orbital Reef commercial space station, offering Dream Chaser as well as an inflatable habitat module called Large Integrated Flexible Environment (LIFE).

111 open roles75% remote

Apex Technology, Inc.

Los Angeles, US · Series C

Apex manufactures commercial-off-the-shelf satellite buses at scale using software, vertical integration, and hardware designed for manufacturing. Its productized bus platforms increase reliability, reduce costs, and accelerate mission timelines.

105 open roles0% remote

Axiom Space

Houston, US · Series D

Axiom Space is the leading provider of human spaceflight services and developer of human-rated space infrastructure.

78 open roles10% remote

Varda Space Industries

El Segundo, US · Series C

Varda processes materials in orbit and returns them to Earth.

71 open roles0% remote

Cowboy Space Corporation

San Carlos, US · Series B

Cowboy Space Corporation is building a space-based power grid with solar-powered GPU data centers in Low Earth Orbit. The company integrates power generation, in-orbit high-performance computing, and dedicated launch services into a single ecosystem.

70 open roles3% remote

The Exploration Company

Munich, DE · Series B

The Exploration Company develops, manufactures, and operates Nyx, a modular and reusable orbital vehicle which can be refueled in orbit. Nyx serves low Earth orbit and lunar destinations, starting with carrying cargo and with the potential to fly humans afterwards.

62 open roles0% remote

Loft Orbital

San Francisco, US · Series C

Loft provides governments, companies, and research institutions with a fast, reliable, and simple way to deploy missions in orbit. The company integrates, launches, and operates spacecraft, offering end-to-end missions as a service across Earth observation, IoT connectivity, on-orbit AI, and national security missions.

60 open roles5% remote

Stoke Space

Kent, US · Series D · YC W21

Stoke Space develops fully reusable Nova rockets for orbital space mobility. Its reusable upper-stage vehicle delivers on-demand access to any orbit at any time.

44 open roles5% remote

Xona Space Systems

Burlingame, US · Series B

Xona is developing Pulsar, a commercial low Earth orbit (LEO) satellite navigation service designed as a high-precision, resilient alternative to GPS. The PULSAR service will be delivered through a constellation of commercial LEO satellites, offering a new standard in accuracy and security.

39 open roles0% remote

EnduroSat

Sofia, BG · Series B

EnduroSat designs, builds, and operates CubeSats and nanosatellites for commercial, governmental, and scientific missions. The company streamlines space missions in LEO and beyond, handling every step from mission design to launch and operations.

32 open roles56% remote

Venturi Astrolab

Hawthorne, US

Venturi Astrolab (Astrolab) designs, builds, and operates a fleet of multi-purpose commercial planetary rovers.

28 open roles18% remote

Umbra

arlington, US

Umbra develops spacecraft components, including power systems, communications equipment, attitude controls, and deployment hardware.

22 open roles5% remote

Astra

Alameda, US

Astra provides launch services and satellite propulsion for responsive access to space. Astra designs, manufactures, and tests space-qualified hardware, scaling propulsion production with flight-proven satellite engine systems.

21 open roles

Gravitics

Seattle, US

Gravitics designs and manufactures large-scale orbital structures, including orbital carriers, cargo logistics spacecraft, and space station modules. Its Orbital Carrier and Viper OTX programs provide pre-positioned, on-demand orbital transfer capability for defense, civil, and commercial operators.

19 open roles13% remote

Venus Aerospace

Houston, US · Series B

The company designs and manufactures hypersonic drones and spaceplanes for research, defense, and commercial missions.

19 open roles16% remote

Kepler

Toronto, CA · Series C

Kepler operates the first commercial optical data relay constellation, enabling real-time, continuous space communications. The company provides on-demand space connectivity for critical missions, supporting advanced on-orbit compute and hosted payload capabilities.

18 open roles17% remote

Reflect Orbital

Hawthorne, US · Series A

Reflect Orbital sells sunlight from orbit to solar farms and large-scale lighting applications after sunset using a large constellation of in-space reflectors. The company is building a constellation of satellites designed to reflect sunlight down to Earth for large-scale lighting and energy applications.

18 open roles0% remote

Catalyx Space

Catalyx Space is building orbital return vehicles that deliver heavy-mass, high-power and high-volume missions from LEO to designated ocean recovery zones. Its ReX vehicles use a cable-tensioned hypersonic decelerator heat shield. Catalyx is turning the return leg from orbit into a bookable service for microgravity-manufactured products, research, component returns and sample logistics. Its stack also includes lightweight spacecraft buses, ground-station software and a deployment standard for small satellites.

17 open roles

GITAI

Tokyo, JP · Series B

GITAI develops space robots that perform work such as construction, resource mining and servicing in orbit and on planetary surfaces.

13 open roles0% remote

Spaceium

Long Beach, US · Seed · YC S24

Spaceium builds fully automated space stations to refuel and repair spacecraft. Its customers include launch vehicles, orbital transfer vehicles, moon landers, and spacecraft.

10 open roles0% remote

Starfish Space Inc.

Kent, US · Series B

Starfish Space provides satellite servicing missions with its Otter servicing vehicle, including life extension missions for geostationary satellites and disposal missions for low Earth orbit satellites. Otter is an autonomous satellite servicing vehicle that uses exclusively electric propulsion to dock with satellites.

8 open roles13% remote