Mechanical Engineering Intern (Summer 2026) (Onsite)

**Date Posted:** 2025-11-18 **Country:** United States of America **Location:** MA803: Marlborough, MA Building 3 1001 Boston Post Road Building 3, Marlborough, MA, 01752 USA **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements:** U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. **Security Clearance:** None/Not Required Collins Aerospace, an RTX company, is a world leader in advanced communication systems and is responsible for providing products to all branches of the US military. The Mission Systems Precision Navigation Hardware Engineering Department is seeking a motivated and driven Mechanical Engineering Co-op to join our team in Marlborough, MA supporting the ATAVICS Product Line. Are you up for a challenge? Mission Systems Engineering leads the mechanical and electrical hardware design, development, and production of DoD and Government Communications Systems. The department supports customers for Land, Sea, and Airborne Programs for our US military and various international customers, keeping the world safe from foreign threats. You will be exposed to exiting, meaningful, and technically challenging assignments within a growing business. Bring your skills and talent to help our products compete within an aggressive market! **What You Will Do** **:** As a hardware team member, intern assignments can span the product development process and include: + 3D Computer Aided Design (CAD) modelling + Electronics packaging with electrical component selection and evaluation + Thermal, structural, or other analysis work + Detailed design of components and assemblies + Generation and update of drawings and documentation + Procurement and production support **What You Will Learn:** + Mechanical and hardware engineering processes + Resolution of hardware performance or design issues + System qualification test and troubleshooting **Qualifications You Must Have:** + Requires a High School Diploma or equivalent and student must be pursuing a Bachelor's or advanced degree in an applicable discipline. + The ability to obtain and maintain a U.S. government issued security clearance is required + U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance **Qualifications We Prefer:** + Experience with PTC CREO CAD tool + Technical experience through prior internships + Prior leadership experience + Proficiency in mechanical design CAD tools + Proficient knowledge in use of Microsoft Office Products + Good written and verbal communication skills + Self-motivated and demonstrates history of working well in a team environment + Strong interest in the mechanical design process **Learn More and Apply Now!** Collins Aerospace, a RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers' toughest challenges and to meet the demands of a rapidly evolving global market. Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions - whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you'll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. **WE ARE REDEFINING AEROSPACE.** * Please consider the following role type definitions as you apply for this role. **Onsite:** Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world - and access to Collins sites when their work requires in-person meetings. At Collins, the paths we pave together lead to limitless possibility. And the bonds we form - with our customers and with each other -- propel us all higher, again and again. Apply now and be part of the team that's redefining aerospace, every day. **_As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote._** The salary range for this role is 37,000 USD - 82,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. _RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act._ **Privacy Policy and Terms:** Click on this link ( to read the Policy and Terms Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.