How many Series B startup jobs are on BuildList?

There are currently 3,236 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 — 3236 Open Roles — Page 38

MatX Developer Infrastructure Engineer (Silicon)

Mountain View, CA

$160k–$275k / year

Job type: Infrastructure, IT, & Security
Seniority: Senior
Sector: Compute & Semiconductors

Apply

TurbineOne Lead Field Engineer

Remote

Job type: Infrastructure, IT, & Security
Seniority: Senior
Sector: Defense

Apply

Fractile Silicon Infrastructure Engineer

United Kingdom

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

Apply

Bedrock Robotics Internship 2027 Onboard Infrastructure Engineer, ML Inference

San Francisco, CA

Job type: Infrastructure, IT, & Security
Seniority: Intern
Sector: Construction & Housing

Apply

Atomic Machines Executive Assistant, Engineering Leadership

Santa Clara, CA

$140k–$200k / year

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

Apply

Mach Industries May 2027 New Graduate Engineer, Electrical / Avionics

Huntington Beach, CA

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

Apply

Slip Robotics Production Associate

Norcross, GA

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

Apply

Aalyria Senior Software Engineer, Backend

Remote · United Kingdom

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

Apply

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Gridware Technical Program Manager, Automation

San Francisco, CA

$130k–$180k / year

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

Apply

Black Forest Labs Member of Technical Staff - VLM

Germany

$151k–$394k / year

Job type: AI & Autonomy
Seniority: Staff / Principal
Sector: AI Research

Apply

Sakana AI Corporate

Japan

Job type: Infrastructure, IT, & Security
Seniority: Entry-Level
Sector: AI Research

Apply

Asylon Robotics Frontend Engineer/UX Engineer

Norristown, PA

$100k–$150k / year

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

Apply

Kela System Engineer- LA

United States

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

Apply

GITAI Mechanical Engineering Intern / Co-op, Rocket Motors - Winter/Spring 2027

Los Angeles, CA

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

Apply

Performance Drone Works Principal System Test Engineer

Huntsville, AL

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

Apply

Plantd Facilities Electrician

Oxford, NC

Job type: Electrical & Firmware
Seniority: Mid-Level
Sector: Manufacturing

Apply

Prime Intellect Applied Research - Forward-Deployed

San Francisco, CA

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

Apply

Pallet Associate Deployment Strategist (AI/ML Product)

Remote · San Francisco, CA · New York, NY

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

Apply

Simile Infrastructure Engineer - Member of Technical Staff

San Francisco, CA

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

Apply

Mind Robotics Tech Lead, Software Infrastructure and Fleet Management

Palo Alto, CA

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

Apply

LeoLabs Manufacturing Manager

Menlo Park, CA

$191k–$213k / year

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

Apply

JetZero Senior Systems Safety Engineer

Long Beach, CA

$160k–$180k / year

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

Apply

Collaborative Robotics Robotics Assistant

Santa Clara, CA

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

Apply

Zeno Power Environmental Health & Safety (EHS) Manager

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

Apply

Mytra Product Manager

Brisbane, CA

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

Apply

Series B Jobs

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