Staff Mechanical Engineer

CHAOS Industries

El Segundo, United States Posted October 26, 2026

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On-site Full-time Senior
Salary Range

$167,000 - $209,000

Job Description

Join CHAOS as a Staff Mechanical Engineer, where you will be responsible for the hands-on design, development, packaging, integration, and qualification of ruggedized sensor systems, avionics, electronic hardware, and related mission-critical systems for dual-use aerospace and defense applications. You will support the product lifecycle from concept development to production and sustainment, and work collaboratively with various teams to resolve integration challenges.

  • Perform hands-on mechanical design and integration of ruggedized electronic hardware, sensor systems, avionics, structures, mechanisms, enclosures, and related support equipment.
  • Develop and maintain 3D CAD models, assemblies, detailed drawings, installation documentation, and interface control documents (ICDs).
  • Lead design review on owned design, work collaboratively with mechanical, electrical, RF, power, manufacturing, systems engineering, customers, suppliers, and platform providers to resolve integration challenges.
  • The ideal candidate brings strong mechanical design and CAD expertise, experience with complex assemblies and integrated systems, and demonstrated prototyping, analysis, and problem-solving skills
  • Understanding of mechanical drafting standards, GD&T, tolerance analysis, and configuration-controlled documentation
  • Bachelor’s degree in Mechanical Engineering or a related discipline
  • Experience interpreting and applying applicable military and aerospace standards, including MIL-STD-810 where relevant
  • Experience designing or integrating ruggedized hardware and considering applicable environmental requirements
  • Familiarity with military and aerospace connectors, such as MIL-DTL-38999, ARINC, and Micro-D
  • Understanding of mechanical interfaces, tolerancing, alignment, installation practices, and interface control documents (ICDs)
  • 7+ years of progressively responsible experience in mechanical design and integration of electronic hardware for aerospace, defense, or similar applications
  • Ability to obtain and maintain a U.S. security clearance
  • Strong written and verbal communication skills and ability to operate effectively in multi-disciplinary development environments
  • Experience producing and reviewing production-ready mechanical drawings and documentation
  • Strong proficiency with mechanical CAD tools, such as SolidWorks or equivalent, including complex assemblies and detailed design
  • Familiarity with structural analysis methods, including hand calculations and FEA
  • Master’s degree in Mechanical Engineering or a related field
  • Experience supporting environmental qualification testing and analysis, including thermal cycling, vibration, and shock
  • Experience with mechanisms, actuation systems, structures, thermal management, packaging, cable routing, connector layouts, or electromechanical integration
  • Experience with commercial FEA or multiphysics simulation tools, such as NASTRAN, ABAQUS, ANSYS, COMSOL, or similar tools
  • Experience with prototyping, additive manufacturing, CNC machining, fabrication, assembly, and production transition
  • Familiarity with aerospace, defense, military, or other ruggedized hardware standards and specifications
Required Skills
mechanical engineering collaboration manufacturing prototyping problem solving communication SolidWorks testing CNC
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