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Mach Industries

Develops unmanned military systems and propulsion

Senior Mechanical Design Engineer - Structures

Design EngineeringConfirmed live in the last 24 hours
Full-timeHuntington Beach, CA, USAIn-person

About the Job

Requirements

  • At least 5 years of mechanical engineering experience focused on designing and prototyping mechanical systems.
  • Strong 3D modeling skills with CAD tools such as NX or SolidWorks, including expertise in drafting and GD&T per ASME Y14.5.
  • A bachelor's degree in Mechanical Engineering, Aerospace Engineering, Electrical Engineering, or a related field.
  • Ownership of hands-on, end-to-end hardware development efforts for flight or production hardware.
  • Experience integrating mechanical systems with sensors, actuators, and embedded control hardware.
  • Availability to work extended hours and weekends as needed.

Responsibilities

  • Own the mechanical design and development of system-level hardware, from early CAD concepts to functional prototypes through mass production.
  • Lead hands-on testing, from vehicle-level qualification and design validation to subscale and coupon-based testing, and use results to iterate designs.
  • Drive manufacturability, part selection, and tolerance stack-up decisions using GD&T for scalable production.
  • Apply mechanical fundamentals in structural, thermal, and materials engineering, along with first-order sizing, to inform robust, lightweight designs.
  • Design fixtures and tooling to manufacture, assemble, inspect, qualify, and test aerospace assemblies.
  • Author test plans, technical documentation, and engineering milestones for cross-team and leadership review.
  • Perform analytical modeling and simulation using FEA to evaluate mechanical system performance, guide design decisions, and inform trade studies.
  • Support critical development and test milestones, including occasional extended hours and weekends as needed.
  • Help establish structural engineering practices, mentor other engineers, and accelerate hardware development across the program.

Desired Qualifications

  • An advanced degree (master's or PhD) in Mechanical Engineering, Aerospace Engineering, Electrical Engineering, or a related field.
  • Experience designing with lightweight materials, composites, or additive manufacturing techniques.
  • Experience with configuration management and change management best practices for aerospace systems.
  • Experience sizing structures through first-order hand calculations, FEA (Nastran), or multiphysics software packages.
  • Experience supporting coupon-, subscale-, or assembly-level testing for development and qualification campaigns.
  • Experience designing for cross-discipline impacts, including aerodynamics, fluid dynamics, or thermal management.
  • Experience with programming languages such as Python, MATLAB, or C++ for analytical modeling, simulation, and engineering problem-solving.

About the Company

Mach Industries

Develops unmanned military systems and propulsion

Mach Industries designs and builds unmanned military systems, including VTOL drones, long-range strike weapons, and counter-UAS, along with propulsion and energetics. Its products combine flight hardware, power plants, and munitions into compact, military-ready systems, with most components produced in-house to lower costs. The company differentiates itself through vertical integration, a large California manufacturing footprint, and acquisitions (like Exquadrum) to expand solid-rocket-motor capability and reduce bottlenecks. Its goal is to scale manufacturing and accelerate programs to meet defense contracts and national security needs, supported by large funding rounds to grow production and operations.

Company size
201-500
Company stage
Series C
Total funding
$1.1B
Headquarters
Huntington Beach, CA
Founded
2022

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