Mechanical Design Engineer I - CAD & Rapid Prototyping

RTX (Raytheon); Portsmouth (NH); On-site; USD 25,789,000 - 40,777,000; Full time

Job summary

RTX (Raytheon) invites you to join its hardware engineering team in Portsmouth, NH, offering hands-on experience across defense systems. In this role you will work across the product lifecycle—from concept design to testing—with cross-functional engineers; occasional CONUS travel is possible.

RTX supports internships, co-ops and full-time paths for growth. We seek a STEM graduate with CAD experience, problem-solving skills, and a collaborative mindset to help deliver reliable, high-performance

Qualifications

• Bachelor’s degree in a STEM field (or soon-to-be graduate).
• Experience using parametric CAD to create 3D models and drawings.
• Experience with mechanical design in coursework, labs, or projects.

Responsibilities

• Design, model, and document mechanical components and assemblies.
• Create and manage 3D CAD models and 2D drawings.
• Validate designs through prototyping, testing, and simulations.
• Support factory operations, suppliers, and manufacturing.
• Participate in design reviews and trade studies.
• Collaborate with multi-disciplinary teams to resolve issues.

Skills

Mechanical design

Problem solving

Team collaboration

Education

Bachelor's degree in STEM

Tools

SolidWorks

PTC Creo

Autodesk Inventor

CATIA

Siemens NX

Job description

RTX (Raytheon) invites you to join its hardware engineering team in Portsmouth, NH, offering hands-on experience across defense systems. In this role you will work across the product lifecycle—from concept design to testing—with cross-functional engineers; occasional CONUS travel is possible.

RTX supports internships, co-ops and full-time paths for growth. We seek a STEM graduate with CAD experience, problem-solving skills, and a collaborative mindset to help deliver reliable, high-performance