Mechanical engineer jobs at startups
The hardware side of the portfolio runs on mechanical engineers: structures, thermal, manufacturing, test. Aerospace, defense, and robotics companies post these constantly, and they all collect here.
401 open roles · Search and filter on the board →
Senior Mechanical Engineer
Mechanical Engineer, Anduril Expeditionary Systems
Staff DFx Engineer, Mechanical & Fluid Systems
Senior Mechanical Engineer, Test Fixtures
Mechanical Engineer, Space Emerging Talent
Staff Supplier Industrialization Engineer - Mechanical
Senior DFx Engineer, Mechanical & Fluid Systems
2027 New Graduate - Mechanical Engineer
Senior Mechanical Engineer, Thermal Analysis
Mechanical Engineer
DFx Engineer, Mechanical & Fluid Systems
Mechanical Design Engineer
Mechanical Engineer
Senior Mechanical Engineer, Anduril Expeditionary Systems
Senior Mechanisms Engineer
Mechanical Design Engineer, Wearables
Mechanism Engineer Level 1
Electro Mechanical Engineer, Anduril Expeditionary Systems
Winter 2027 Mechanical Engineer Co-op
Mechanical Systems Design Engineer
Manufacturing Engineer, Structures and Mechanical Integration, Space
Staff Mechanical Engineer, Manufacturing Automation
Mechanical Engineer, Manufacturing Automation
Maintenance Mechanic
Senior Mechanical Engineer, Manufacturing Automation
Senior Mechanical Engineer - Lethality
Aircraft Mechanic
Mechanisms Engineer, Payloads
Mechanical Engineer - New Grad (December 2026)
Mechanical Engineer Intern (Summer 2027)
Senior Electro-Mechanical Engineer, R&D
Mechanical Engineer, Payloads
Senior Mechanical Design Engineer (Multiple Tracks: Core Tech, Lethality, & DFM/DFA)
Mechanical Design Engineer (Multiple Tracks: Core Tech, Lethality, & DFM/DFA)
Senior Supplier Quality Engineer, Precision Mechanical, Intelligence Systems
Systems Engineer, Mechanical Design
Senior Electro-Mechanical Manufacturing Engineer
Supply Chain Manager - Payload/GNC/Electro-mechanical
Head of Mechanical Strategic Supply Chain
Senior Battery Mechanical Engineer
Mechanical Design Engineer - Towers
Strategic Sourcing Manager - Mechanical (R5858)
Mechanical Engineer
Senior Mechanisms Engineer - Landing Gear System
Senior Mechanical Engineer
Mechanical Design Engineer
Mechanical Design Engineer, Automation
Mechanical Engineer
Lead Mechanical Engineer, Compute Systems
Hardware Engineer (Mechanical, Electrical, Mechatronics, Robotics, Aerospace, or similar)
Mechanical Engineer | Solar Array Deployable Structures
Senior Mechanisms Engineer - Electromechanical Actuators
Senior Mechanisms Engineer - Aero Control Surfaces
Mechanical Engineer | Deployable Radiators
Senior Mechanisms Engineer - Separation System
Senior TCA Mechanical Design Engineer
Mechanical Engineer - Active Cooling
2026 Mechanical Engineering Intern
Lead Mechanical Engineer, Laser Communications
Senior Mechanical Engineer
Mechanical Engineering Internship (Fall 2026)
Facilities Mechanical Engineer
Electro-Mechanical Engineer
Mechanical Engineering Intern (2027 Summer Internship)
Sr. Staff Mechanical Engineer - BlueSky (R5825)
Principal Mechanical Engineer, Space Special Programs
Senior Mechanical Engineer, Rocket Motor Systems
Mechanical Engineer, Rocket Motor Systems
Electro-Mechanical Test Engineer
Spacecraft Mechanisms and Actuators Engineer
Mechanical Engineer - Undersea Reconnaissance & Strike
Senior Mechanical Engineer - Undersea Reconnaissance & Strike
Spacecraft Mechanisms Build Engineer
Spacecraft Mechanical Engineer
Mechanical Engineer – Ground Systems (MGSE)
Diesel Mechanic
NPI Quality Engineer - Mechanical
Engineering Manager, Air Vehicle Mechanical Systems (R5391)
Mechanical Engineer Intern (Summer 2027)
Mechanical Engineer Intern (Spring 2027)
Mechanical & Scaling Engineer, Droid
Mechanical Engineer - Special Programs
Senior Mechanical Engineer, Intelligence Systems
Mechanical Engineer Intern (Spring 2027)
Mechanical Engineer Intern (Summer 2027)
Senior / Staff Mechanical Engineer, Dropbox
Mechanical Design Engineer, Structures & Mechanisms
Mechanical Associate Engineer (Spring 2027)
Mechanical Engineer, Ground Systems
Mechanical Engineer Intern (Winter 2027)
Senior / Staff Mechanical Design Engineer, Battery and Power Electronics
Mechanical Associate Engineer (Summer 2027)
Mechanical Engineer, RF Systems
Mechanical Associate Engineer (Winter 2027)
Mechanical Test Engineer, Avionics
Mechanical Design Engineer - Droid SMI
Materials Lab Technician, Mechanical Testing
Senior Mechanical Engineer, Compute and Communications
Staff Mechanical Engineer, Advanced Targeting & Sensing Systems
Senior Mechanical Hardware Reliability Engineer
Roles here come straight from each speedrun portfolio company and refresh daily. Prefer warm intros over cold applying? Join the speedrun talent network: one signup, and we route you to the founders most likely to need you.