Mechanical Engineering Intern/Co-op

About the role

This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.

Leadership Mindset at HII – Mission Technologies Role Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities: Know & Grow Your People – Commit to learning and supporting team success; Build Relationships – Communicate openly, collaborate well, and build trust; Take Ownership – Deliver on commitments and take pride in your work; Customer First – Focus on the mission and those we serve; Shape the Future – Bring ideas, curiosity, and continuous improvement; Act with Urgency – Take initiative and follow through with purpose. These capabilities guide how all employees contribute to our shared success across Mission Technologies.

Job Description: We are seeking a motivated and detail-oriented Mechanical Engineering Intern or Co-op to join our team. In this role, you will support engineers on real-world projects involving design, analysis, testing, and manufacturing support. This position is ideal for students who are eager to apply classroom knowledge in a practical environment, gain hands-on experience, and develop professional engineering skills.

Responsibilities

• Assist with mechanical design tasks including CAD modeling, drafting, and design reviews.
• Support engineering analyses such as stress analysis, tolerance stack-ups, thermal evaluations, or fluid mechanics applications.
• Participate in prototype fabrication, assembly, and testing activities.
• Collect, organize, and interpret test data, preparing clear documentation and reports.
• Collaborate with cross-functional teams including manufacturing, quality, and project engineering.
• Help maintain engineering documentation such as BOMs, drawings, and specifications.
• Perform research, benchmarking, and engineering calculations as needed.

Requirements

• Currently enrolled in an accredited university pursuing a degree in Engineering or related field.
• Completion of foundational engineering coursework (e.g., statics, dynamics, materials, thermodynamics).
• Familiarity with CAD tools such as SolidWorks, Creo, or AutoCAD.
• Strong analytical and problem-solving skills.
• Excellent communication and teamwork