Mechanical Engineer Intern jobs in United States
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Lockheed Martin · 3 hours ago

Mechanical Engineer Intern

Lockheed Martin is a leading technology innovation company that focuses on solving complex challenges. They are seeking a Summer 2026 Mechanical Engineering Intern to work as part of an engineering team, researching and developing advanced microelectronics technologies to support mission needs.

AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
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Growth Opportunities
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Work as part of an engineering team to research and mature advanced microelectronics technologies in support of low-SWaP (Size Weight, and Power) solutions to meet Lockheed Martin sensor and mission needs
Work closely with a senior engineer in the design, development, integration, and testing of these technologies, including the support of technical data packages, design reviews, supplier engagement, and lab & test facility activities

Qualification

Mechanical designHeat transferStaticsDynamicsMechanics of materials3D CAD SoftwareGeometric DimensioningToleranceVerbal communicationWritten communicationTeam collaboration

Required

Enrolled in a bachelor's degree program in mechanical engineering, physics, or similar major
Coursework in mechanical design, heat transfer, statics, dynamics, and mechanics of materials
Familiarity with thermal/structural analysis
Must be a US Citizen
This position will require a government security clearance
This position is located at a facility that requires special access

Preferred

Proficiency with 3D Computer Aided Design (CAD) Software such as Solidworks or Creo. Creo Preferred
Familiarity with Geometric Dimensioning and Tolerance (GD&T)
Candidates should have excellent verbal and written communication skills and ability to work in an integrated product development team

Benefits

Medical
Dental
Vision
Life Insurance
Short-Term Disability
Long-Term Disability
401(k) match
Flexible Spending Accounts
EAP
Education Assistance
Parental Leave
Paid time off
Holidays

Company

Lockheed Martin

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Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.

Funding

Current Stage
Public Company
Total Funding
$6.06B
Key Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M

Leadership Team

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Jim Taiclet
Chairman, President & CEO
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Craig Martell
Chief Technology Officer
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Company data provided by crunchbase