Mechanical Engineer Intern – Engineering Intern 3

Mission Technologies, a division of HII

Mechanical Engineer Intern developing mission-enabling solutions for defense and intelligence communities. Collaborating on unique specialty products and contributing to national security priorities.

Posted 5/23/2026internshipAlexandria • Virginia • 🇺🇸 United StatesEntry Level💰 $0 - $33 per hourWebsite

Tech Stack

Tools & technologies

Assembly

About the role

Key responsibilities & impact

Provide support to the design, development, prototype fabrication, and verification testing of unique specialty products
Perform system and sub-system analysis, simulation, and design work as required
Work with mechanical system concepts and detailed designs to properly determine the necessary design tradeoffs
Interface with external vendors to procure parts and components required to complete development efforts
Participate in the assembly, system test planning, and system test procedure generation
Adequately document processes, procedures and testing using structured formats

Requirements

What you’ll need

High School Diploma or equivalent
Must be working towards a Bachelor's degree with between 40% and 60% of the required credits completed
U.S. Citizen with the ability to obtain and maintain a U.S. secret security clearance
Experience performing hands-on assembly of and modifications to electromechanical systems
Self-starter. Seizes opportunities to initiate and take ownership of projects and improvements

Benefits

Comp & perks

Competitive salary
Access to all the resources of a large company while maintaining a small company feel
Meaningful contributions to national security priorities

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

system analysissub-system analysissimulationdesign workprototype fabricationverification testingelectromechanical systems assemblydesign tradeoffssystem test planningtesting documentation

Soft Skills

self-starterinitiativeownershipproject managementproblem-solving

Certifications

High School DiplomaBachelor's degree in progressU.S. secret security clearance