How many Series B startup jobs are on BuildList?

There are currently 3,227 open roles at Series B companies on BuildList, refreshed hourly from company career pages.

What is it like to work at a Series B startup?

Explore open roles at Series B companies. Filter by sector or role type to focus your search.

Which industries are hiring at Series B companies?

Roles at Series B companies span AI, defense, aerospace, robotics, energy, and more.

How do I apply to Series B 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.

Series B Startup Jobs — 3227 Open Roles — Page 42

Fractile Semiconductor Product Engineering Team Leader

United Kingdom

Job type: Test, Quality, & Reliability
Seniority: Manager
Sector: Compute & Semiconductors

Apply

Bedrock Robotics Internship 2027 Sensor Hardware Test Engineer

San Francisco, CA

Job type: Test, Quality, & Reliability
Seniority: Intern
Sector: Construction & Housing

Apply

Atomic Machines People Leader

Emeryville, CA

$215k–$280k / year

Job type: Product, Programs, & Systems
Seniority: Senior
Sector: Manufacturing

Apply

Mach Industries May 2027 New Graduate Engineer, Vehicle Performance

Huntington Beach, CA

$115k–$130k / year

Job type: Mechanical & Physical Systems
Seniority: Entry-Level
Sector: Defense

Apply

Slip Robotics Technical Project Manager, Robotics Software

Norcross, GA

Job type: Product, Programs, & Systems
Seniority: Senior
Sector: Robotics

Apply

Aalyria Director of Marketing

Remote

Job type: Marketing & Design
Seniority: Mid-Level
Sector: Aerospace

Apply

Gridware Design Researcher, Geospatial & Utility Operations

San Francisco, CA

$155k–$165k / year

Job type: Marketing & Design
Seniority: Senior
Sector: Energy & Climate

Apply

Sakana AI Product

Job type: Software & Data
Seniority: Entry-Level
Sector: AI Research

Apply

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Asylon Robotics Software Engineer

Norristown, PA

Job type: Infrastructure, IT, & Security
Seniority: Mid-Level
Sector: Robotics

Apply

Kela System Engineer- LA

United States

Job type: Product, Programs, & Systems
Seniority: Senior
Sector: Defense

Apply

GITAI Mechanical Engineer, Interceptor

Los Angeles, CA

$100k–$155k / year

Job type: Mechanical & Physical Systems
Seniority: Mid-Level
Sector: Aerospace

Apply

Performance Drone Works Senior Software QA Engineer

Huntsville, AL

Job type: Test, Quality, & Reliability
Seniority: Senior
Sector: Defense

Apply

Plantd Maintenance Technician

Oxford, NC

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

Apply

Prime Intellect Applied Research - RL & Agents

San Francisco, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: AI Research

Apply

Pallet Workplace & Internal Events Associate

Remote · San Francisco, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Supply Chain

Apply

Simile Member of Data Staff

New York, NY · San Francisco, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: AI Research

Apply

Mind Robotics Simulation and Validation Software Engineer

Palo Alto, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Robotics

Apply

LeoLabs Skillbridge Administrative Operations Apprentice

Remote

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

Apply

JetZero Lead Electrical Power Systems Engineer

Long Beach, CA

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

Apply

Collaborative Robotics AI Research Engineer

Seattle, WA

Job type: Software & Data
Seniority: Entry-Level
Sector: Robotics

Apply

Zeno Power Electrical Engineer

Remote

Job type: Product, Programs, & Systems
Seniority: Mid-Level
Sector: Energy & Climate

Apply

Mytra Senior Systems Integration Engineer, Safety

Brisbane, CA

$175k–$205k / year

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

Apply

Krea Machine Learning Engineer

San Francisco, CA

Job type: AI & Autonomy
Seniority: Mid-Level
Sector: AI App

Apply

Physical Intelligence Shift Lead

San Francisco, CA

Job type: Manufacturing & Production
Seniority: Manager
Sector: Robotics

Apply

Heaviside Industries Principal DSP Engineer

Los Angeles, CA

$185k–$270k / year

Job type: Electrical & Firmware
Seniority: Staff / Principal
Sector: Defense

Apply

Series B Jobs

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