Mechanical Engineering Intern: Design & Prototyping

Second Order Effects, Inc.; El Segundo, Northern (CA, KY); Hybrid; USD 63,000 - 77,000; Full time

Benefits offered by this job

Health insurance

Housing stipend

401(k) matching

Catered lunches

EV charging ports

Flexible hours

Job summary

Second Order Effects, Inc. in El Segundo, CA is seeking a Mechanical Engineering Intern to contribute to the full development lifecycle from concept to prototyping and testing of complex mechanical systems for customer projects.

You will gain hands-on experience in design, simulation, and integration within multidisciplinary teams. This internship accelerates technical growth and offers flexible hours, remote work options, and benefits such as health insurance, a housing stipend, a 401(k) match,

Qualifications

• Pursuing a bachelor's degree in Mechanical Engineering, Aerospace Engineering, Physics, Robotics, or a related field.
• Experience in designing, modeling, simulation, and testing of electromechanical components or assemblies.
• Proficient in hand calculations, FEA, and CAD tools.
• Demonstrates curiosity, problem solving, and strong technical communication.
• Ability to explain design decisions and component selections clearly.

Responsibilities

• Own the design of mechanical systems for customer projects.
• Use CAD and simulation tools to analyze structural, thermal, and tolerance aspects.
• Design and assess thermal management for electronic packaging.
• Participate in prototyping and test campaigns to validate hardware under stress.

Skills

Hands-on design experience

Modeling & simulation

FEA

CAD

Strong communication

Education

Enrollment in college (ME/AE/Physics/Robotics)

Tools

CAD

FEA software

Thermal analysis tools

Job description

Second Order Effects, Inc. in El Segundo, CA is seeking a Mechanical Engineering Intern to contribute to the full development lifecycle from concept to prototyping and testing of complex mechanical systems for customer projects.

You will gain hands-on experience in design, simulation, and integration within multidisciplinary teams. This internship accelerates technical growth and offers flexible hours, remote work options, and benefits such as health insurance, a housing stipend, a 401(k) match,