Antenna and Microwave Intern (Summer 2027)

Prattwhitney; North Tewksbury (MA); On-site; USD 37,000 - 82,000; Full time

Benefits offered by this job

Medical

Dental

401(k) match

Flexible schedules

Job summary

RTX is seeking an electrical engineer to apply RF/Microwave system theory and AESA design for phased array applications at its TEWKSBURY, MA site. You'll design components, test hardware, and use HFSS, ADS, CST, and Matlab, with on-site work and security clearance prerequisites.

Qualifications include pursuing a Bachelor's or graduate degree in Electrical Engineering or related STEM field, with strong analytical skills and hands-on lab experience.

Qualifications

• Pursuing a Bachelor’s or graduate degree in Electrical Engineering or related STEM major.

Responsibilities

• Design RF microwave components and phased array applications.
• Integrate and test component- and system-level phased array hardware.
• Work with electromagnetic simulation tools and analytical methods to validate designs.

Skills

RF/Microwave theory

AESAs concepts

Education

Bachelor’s or graduate degree in Electrical Engineering

Tools

HFSS

ADS

CST

Mentor Xpedition

MATLAB

Job description

Date Posted: 2026-09-09 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date.

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Role Overview

We have an opportunity for an electrical engineer who is seeking to utilize their strong academic background and experience in RF/Microwave system theory and design, including architectures, subsystems, components and Active Electronically Steered Antennas (AESAs).

What You Will Do

• Design of RF microwave components and phased array applications
• Integration and test of component level and system level phased array hardware
• Hands-on experience with electromagnetic simulation tools such as HFSS, ADS, CST, Mentor Graphics’ Xpedition and analytical tools such as Matlab

What You Will Learn

• Microwave/RF system, subsystem and component analysis, design and test

Qualifications You Must Have

• Must be pursuing a Bachelor’s or graduate degree in Electrical Engineering or related Science, Technology, Engineering or Mathematics (STEM) major.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

Role Type Information

Please consider the following role type definition 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. 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.

Salary

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.

Benefits

• 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
• 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.

Incentive Compensation

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.

Location & Relocation

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.

Application Window

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.

Equal Opportunity & Diversity

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.

Company Summary

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.