Junior Mechanical Designer for Aerospace & Defense Systems

Assurance Technology Corporation (ATC); Carlisle (MA); On-site; USD 52,000 - 74,000; Full time

Job summary

Assurance Technology Corporation (ATC) is seeking an early-career Mechanical Designer to join our Advanced Solutions Group in Massachusetts. Recent graduates will build hands-on experience, work with seasoned engineers, and grow into a full engineering role with direct mentorship.

You'll contribute to designing sensor housings and assemblies for aerospace and defense applications, create 3D models, and assist with testing and documentation.

Qualifications

• Associate degree or related technical field required, or a relevant high school diploma with hands-on co-op experience.
• Exposure to 3D CAD tools (SolidWorks, Inventor, Creo, NX) through coursework or projects.
• Basic understanding of engineering drawings and GD&T is a plus.
• Strong attention to detail and interest in mechanical design and hardware.

Responsibilities

• Support design and modeling of mechanical components, assemblies, and enclosures for sensors.
• Create and update 3D models and drawings under senior engineer guidance.
• Collaborate with Systems, Electrical, RF, and Firmware teams on electronics systems design.
• Prepare design review docs, tolerance analyses, and manufacturing drawings.
• Assist with hardware integration, assembly, and testing in the lab.
• Support environmental qualification and verification activities with test equipment.
• Learn from mentors and contribute ideas to projects.

Skills

3D CAD tools

Attention to detail

Team communication

Hands-on lab work

Education

Associate degree or related field

Tools

GD&T exposure

Job description

Assurance Technology Corporation (ATC) is seeking an early-career Mechanical Designer to join our Advanced Solutions Group in Massachusetts. Recent graduates will build hands-on experience, work with seasoned engineers, and grow into a full engineering role with direct mentorship.

You'll contribute to designing sensor housings and assemblies for aerospace and defense applications, create 3D models, and assist with testing and documentation.