How many Series B startup jobs are on BuildList?

There are currently 3,239 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 — 3239 Open Roles — Page 92

Vapi Customer Support Engineer, Senior Manager

San Francisco, CA

Job type: Business Dev & Customer Ops
Seniority: Manager
Sector: AI App

Apply

Aalo Atomics Senior Electrical and Controls Technician

Austin, TX

Job type: Manufacturing & Production
Seniority: Senior
Sector: Energy & Climate

Apply

Mach Industries Senior Automation Engineer, Factory Software

Huntington Beach, CA

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

Apply

Serval Software Engineer Intern

San Francisco, CA

$132k / year

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

Apply

Cartesia Inference Engineer

San Francisco, CA

$180k–$250k / year

Job type: AI & Autonomy
Seniority: Senior
Sector: AI Research

Apply

Apptronik Senior Application Engineer - Customer Experience

Sunnyvale, CA

$165k–$190k / year

Job type: Business Dev & Customer Ops
Seniority: Senior
Sector: Robotics

Apply

AMCA Supply Chain Buyer

El Segundo, CA

$80k–$120k / year

Job type: Supply Chain & Procurement
Seniority: Entry-Level
Sector: Manufacturing

Apply

MatX SIPI Characterization Engineer

Mountain View, CA

$250k–$600k / year

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

Apply

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Nominal Mission Operations Engineer

New York, NY · Washington, D.C. · Los Angeles, CA · Austin, TX

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

Apply

Thea Energy Computational Plasma Physicist – Transport Modeling

Kearny, NJ

Job type: Software & Data
Seniority: Senior
Sector: Energy & Climate

Apply

X-Bow Systems Winder- Filament Winding Operator

Sacramento, CA

Job type: Manufacturing & Production
Seniority: Mid-Level
Sector: Aerospace

Apply

Electra.aero Lead Flight Test Instrumentation Engineer

Manassas, VA

$155k–$195k / year

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

Apply

Listen Labs Insights Analyst

New York, NY

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

Apply

Lyten Senior Process Controls Engineer

San Jose, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Energy & Climate

Apply

Bedrock Robotics Data Engineer

New York, NY

Job type: Software & Data
Seniority: Mid-Level
Sector: Construction & Housing

Apply

Fractile Semiconductor Test Engineering Team Leader

United Kingdom

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

Apply

Kela Forward Deployed Engineer (FDE)

Remote · Israel

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

Apply

Slip Robotics Robotics Hardware Integration Engineer

Remote · Atlanta, GA

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

Apply

Aalyria Director of Growth

Washington, D.C.

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

Apply

Prime Intellect Head of Compute

San Francisco, CA

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

Apply

Performance Drone Works Program Manager

Denver, CO

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

Apply

Mytra Senior Technical Program Manager, Hardware Systems

Brisbane, CA

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

Apply

Physical Intelligence Robotics Software Engineer

San Francisco, CA

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

Apply

Vannevar Labs Senior Software Engineer - ATO

San Diego, CA

$150k–$215k / year

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

Apply

Twenty Applied AI Engineer

Arlington, VA

$159k–$263k / year

Job type: AI & Autonomy
Seniority: Senior
Sector: Defense

Apply

Series B Jobs

Weekly jobs, picked for you.

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