How many Seed-Stage startup jobs are on BuildList?

There are currently 1,260 open roles at Seed-Stage companies on BuildList, refreshed hourly from company career pages.

What is it like to work at a Seed-Stage startup?

Explore open roles at seed-stage companies. Filter by sector or role type to focus your search.

Which industries are hiring at Seed-Stage companies?

Roles at Seed-Stage companies span AI, defense, aerospace, robotics, energy, and more.

How do I apply to Seed-Stage startup jobs?

Every listing links straight to the company's own application page — BuildList doesn't sit between you and the employer, so there's no account or middleman.

Jobs/Seed-Stage

Seed-Stage Jobs

Explore open roles at seed-stage companies.

1,260 open roles · Updated Nov 3, 2026

All Jobs

1,260 jobs

UFORCE Lead Engineer, Air

Remote · United Kingdom

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Defense

Apply

SirenOpt Staff Embedded Linux Software Engineer

San Leandro, CA

$180k–$240k / year

Job type: Software & Data
Seniority: Staff / Principal
Sector: Manufacturing

Apply

Wardstone Senior Propulsion Engineer - Solid Rocket Motors

El Segundo, CA

$140k–$170k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Aerospace

Apply

Starpath Technical Recruiter

Hawthorne, CA

$100k–$160k / year

Job type: Business & People Ops
Seniority: Mid-Level
Sector: Aerospace

Apply

Poseidon Director of Government Relations

Washington, D.C.

$120k–$220k / year

Job type: Business Dev & Customer Ops
Seniority: Director
Sector: Aerospace

Apply

OpenX People Coordinator

Los Angeles, CA

$60k–$73k / year

Job type: Business & People Ops
Seniority: Mid-Level
Sector: Education

Apply

Thinking Machines Lab Recruiting Coordinator

San Francisco, CA

$140k–$200k / year

Job type: Business & People Ops
Seniority: Entry-Level
Sector: AI Research

Apply

Outpost Space Senior PCB Designer

Playa Vista, CA

$130k–$170k / year

Job type: Electrical & Firmware
Seniority: Senior
Sector: Aerospace

Apply

Weekly jobs, picked for you.

Weekly jobs and company news, tailored to your preferences. Confirm your email to subscribe.

Cosmic Robotics Robot Deployment Technician

Job type: Manufacturing & Production
Seniority: Entry-Level
Sector: Robotics

Apply

Deterrence Robotics Software Engineer (Engineer / Senior)

Austin, TX

Job type: Software & Data
Seniority: Senior
Sector: Defense

Apply

Furientis Director of Business Development

Los Angeles, CA

Job type: Business Dev & Customer Ops
Seniority: Director
Sector: Defense

Apply

Merge Labs Research Associate - Automation & High Throughput Screening

San Francisco, CA

$95k–$120k / year

Job type: Test, Quality, & Reliability
Seniority: Entry-Level
Sector: Bio & Health

Apply

Resurgent Industries Electrical Engineer (Entry-Level / Intern)

Austin, TX

Job type: Electrical & Firmware
Seniority: Intern
Sector: Manufacturing

Apply

State Affairs Technical Solutions Engineer

Washington, D.C.

$120k–$210k / year

Job type: Business Dev & Customer Ops
Seniority: Mid-Level
Sector: Public Services

Apply

Sharp Performance Staff Software Engineer, Platform

Remote

Job type: Software & Data
Seniority: Staff / Principal
Sector: Public Services

Apply

Genesis AI Growth Engineer, Recruiting & People

France

Job type: Business & People Ops
Seniority: Mid-Level
Sector: Robotics

Apply

Unconventional AI Technical Recruiter

Remote · Mountain View, CA

Job type: Business & People Ops
Seniority: Senior
Sector: Compute & Semiconductors

Apply

UNION Maintenance Technician IV

Dallas, TX

Job type: Manufacturing & Production
Seniority: Staff / Principal
Sector: Defense

Apply

Ghost Robotics ENGINEER, EMBEDDED SYSTEMS (ELECTRONICS)

Philadelphia, PA

Job type: Electrical & Firmware
Seniority: Entry-Level
Sector: Defense

Apply

9 Mothers Chief of Staff

Austin, TX

$150k–$200k / year

Job type: Business & People Ops
Seniority: Director
Sector: Defense

Apply

American Terawatt Manager/Director, Project Controls

Remote · New York, NY · San Francisco, CA

Job type: Product, Programs, & Systems
Seniority: Manager
Sector: Energy & Climate

Apply

Pilgrim Supply Chain Manager

Redwood City, CA

Job type: Supply Chain & Procurement
Seniority: Manager
Sector: Bio & Health

Apply

Arxlight Sr Manufacturing technician

Oakland, CA

$83k–$114k / year

Job type: Manufacturing & Production
Seniority: Senior
Sector: Defense

Apply

fab2 Computer Vision Software Engineer

Austin, TX

Job type: Software & Data
Seniority: Mid-Level
Sector: Compute & Semiconductors

Apply

Icarus Head of People

El Segundo, CA

$175k–$250k / year

Job type: Business & People Ops
Seniority: Director
Sector: Aerospace

Apply

Explore by stage

Series A jobs Series B jobs Series C+ jobs By role Remote All jobs

Frequently asked questions

How many Seed-Stage startup jobs are on BuildList?: There are currently 1,260 open roles at Seed-Stage companies on BuildList, refreshed hourly from company career pages.
What is it like to work at a Seed-Stage startup?: Explore open roles at seed-stage companies. Filter by sector or role type to focus your search.
Which industries are hiring at Seed-Stage companies?: Roles at Seed-Stage companies span AI, defense, aerospace, robotics, energy, and more.
How do I apply to Seed-Stage startup jobs?: Every listing links straight to the company's own application page — BuildList doesn't sit between you and the employer, so there's no account or middleman.