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Added 25 mins ago
AI Processor Hardware/Software Integration Engineer Intern (Summer 2027)
Global Foundries
Richardson, TX
Must have at least an overall 3.0 GPA and be in good academic standing
Added 26 mins ago
Project Engineer (F-16) - Intern
Lockheed Martin
Fort Worth, TX
Lockheed Martin Aeronautics is seeking a 2027 Summer Intern for F-16 Project Engineering. In this role, you will work alongside engineers from multiple disciplines as they integrate…
Added 26 mins ago
Systems Engineer (Configuration Management) - Intern
Lockheed Martin
Fort Worth, TX
Lockheed Martin Aeronautics is seeking a full-time Early Career Systems Engineer (Configuration Management) - Intern. In this role, you will be required to work with a team of individuals…
Added 49 mins ago
Software Engineering Intern
Bask Health
Remote, United States
We're looking for a Software Engineering Intern to join Bask Health's engineering team and gain hands-on experience building and maintaining production software.
Added 49 mins ago
Technical Product Marketing Intern
Bask Health
Remote, United States
We're looking for a Technical Product Marketing Intern to support technical product messaging, research, launches, and customer education across Bask Health's software platform.
Added 5 hours ago
Data Partnerships Specialist (AdTech)
Acxiom
Jefferson City, MO
…expose you to cutting-edge technologies, whether you're an engineer, developer, products guru, systems and security expert, sales and consulting executive, or an intern looking to gain real…
Added 6 hours ago
Principal Identity Cybersecurity Engineer
The MITRE Corporation
McLean, VA
Must have an active Top Secret U.S Government issued Security Clearance
Added 6 hours ago
NG
2027 Electromechanical Engineer Intern - Rolling Meadows IL
Northrop Grumman
Rolling Meadows, IL
- $25.5 to $38 USD / hour
Northrop Grumman is seeking an Electromechanical Engineering Intern to join Space Sector (SP) in Electronics & Payload Engineering organization in Rolling Meadows, IL.
Added 8 hours ago
SkillBridge Internship Program is seeking our exceptional enlisted-military talent to join us as a Systems Engineer - 2
Northrop Grumman
Huntsville
…exceptional enlisted-military talent to join our team as a Systems Engineer - 2 to support the Systems Engineering & Integration Team (SE&IT) program. We are excited for you to join our…
Added 8 hours ago
Junior Software Engineer / Data Scientist Intern
LEIDOS, INC.
Tucson, AZ
Leidos is looking for a Junior Software Engineer/Data Scientist Intern to join a high performing agile team to support nationally significant and fast-paced management programs. The…
Added 8 hours ago
AI/ML Software Engineer II (Enterprise Production Systems)
Niagara Bottling
Diamond Bar, CA
The AI Software Engineer II / IT Developer II will be a key member of our Integration and Middleware Development team, with a strong hands-on focus on AI/ML-driven engineering solutions.…
Added 9 hours ago
SUPERVISOR
Space and Naval Warfare Systems Command
Point Loma Complex, CA
Added 9 hours ago
SUPERVISOR
Space and Naval Warfare Systems Command
Point Loma Complex, CA
Added 9 hours ago
College Student - Technical - Summer Intern
Lockheed Martin
Sunnyvale, CA
Join Our Team as an ASIC & FPGA Design Engineer where you will support over 50 different programs and research and development (R&D) efforts, affecting technology across military space,…
Added 9 hours ago
Technical Ship Rider-SkillBridge Intern
V2X
San Diego, CA
As an intern, you will not deploy, but you will train to act as the primary Fleet Support Representative for all afloat Naval Mission Planning Systems, supporting ship network connectivity,…
Added 10 hours ago
SkillBridge Internship Program is seeking our exceptional enlisted-military talent to join us as a Systems Engineer - 2
SP - Launch Vehicles
United States
…exceptional enlisted-military talent to join our team as a Systems Engineer - 2 to support the Systems Engineering & Integration Team (SE&IT) program. We are excited for you to join our…
Added 10 hours ago
AI/ML Software Engineer II (Enterprise Production Systems)
Niagara Bottling, LLC
Diamond Bar, CA
The AI Software Engineer II / IT Developer II will be a key member of our Integration and Middleware Development team, with a strong hands-on focus on AI/ML-driven engineering solutions.…
Added 10 hours ago
MS
Security Engineering Intern (Summer 2027)
Muon Space
Mountain View, CA
- $40 to $50 USD / hour
The Security team at Muon protects the systems, data, and infrastructure behind everything we build - from engineer laptops to the cloud and on-prem systems that power our spacecraft…
Added 10 hours ago
NA
Intern - Embedded Software Engineer (Spring 2027)
North Atlantic Industries, Inc
Bohemia, NY
- $17.5 to $27 USD / hour
The Software Engineer Intern is responsible for assisting with the design, development, and testing of software applications and tools for NAI products. Working closely with experienced…
Added 10 hours ago
Mechanical Engineering Intern (Summer 2027)
RocketForce Technologies LLC
Mason, OH
Mechanical Engineer at Rocketdyne are responsible for a wide range of assignments, including design, analysis, and test of opto-mechanical, and electro-optical systems. These systems have…
Added 10 hours ago
Systems Engineer Intern (Summer 2027)
RocketForce Technologies LLC
Mason, OH
As a Systems Engineer Intern in the Space Electronics Technical Lead Engineering (TLE) group, you will help solve some of our customers’ toughest technical challenges across launch-vehicle…
Added 10 hours ago
Systems Engineer Intern (Summer 2027)
RocketForce Technologies LLC
Jupiter, FL
Intern - Systems Engineer will be located at our West Palm Beach, FL facility to support the RL10 rocket engine programs. This position reports to the Manager, Systems Development &…
Added 10 hours ago
Project Engineering Intern (Summer 2027)
RocketForce Technologies LLC
Redmond, WA
At Rocketdyne, this role gives an early-career engineer the chance to step directly into real spacecraft hardware work. You will help move chemical propulsion hardware through production,…
Added 11 hours ago
Artificial Intelligence Intern/Consultant for TxDOT, Austin
Pedigo Staffing Services
Austin, TX
Telework Policy: This position requires an onsite presence 4 to 5 days per week · Candidates must reside in the Austin area and be authorized to work in the United States
Added 11 hours ago
Software Engineer Internship
Waggoner Financial
Lansing, MI
We are looking for software engineer intern to join our internal platform team. You'll work across our full stack, GraphQL API (NestJS), React frontend (Next.js), and PostgreSQL database,…

Closed listing

RTX

F135 Engine Core Upgrade (ECU) Propulsion Systems Analysis Engineering Intern (Summer 2027) (Onsite)

United States

The salary range for this role is 37,000 USD - 82,000 USD.

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

Pay: The salary range for this role is 37,000 USD - 82,000 USD.
Closing date: Nov 4, 2026
Posting language: English
Posted: Oct 29, 2026

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Original job description

Archived listing. The details below describe a past opening.

Date Posted:

2026-10-29

Country:

United States of America

Location:

US-CT-EAST HARTFORD-G ~ 400 Main St ~ BLDG G

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 Type:

None/Not Required

Security Clearance Status:

Not Required

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

What You Will Do

The F135 Engine Core Upgrade (ECU) Program delivers propulsion system modernization for the F‑35 to support the aircraft’s upgraded Block 4 capabilities.

Within the F135 ECU Program, Engine Design & Systems Integration (ED&SI) is a dynamic engineering organization focused on the development and certification of military, commercial, and industrial gas turbine engines. The Engine Design & Systems Integration (EDSI) organization is responsible for the integration of components, modules, and sub-systems into world class commercial and military propulsion systems. This includes engine performance, operability, system level modeling and simulation, validation, and verification of performance. Operability, and control requirements, and functional engine and air vehicle systems integration. ED&SI also defines engine architecture, system and structural design as well as manages all requirements across the program.

As a F135 Engine Core Upgrade (ECU) Propulsion Systems Analysis Engineering Intern, typical duties and responsibilities are listed below and are executed under the guidance of a more experienced Engineer:
Introduction to performance system matching, engine component assessments, performance and operability predictions.
Utilizing NPSS aero-thermal modeling code as a representation of the engine and other systems.
Analysis tool and process improvements and automation.
Frequent interaction and integration with other engineers in the Systems Team.

What You Will Learn

This position offers the candidate an excellent opportunity to gain real world experience in the aero-thermal analysis of air breathing propulsion systems with a focus on system performance and operability; and offers an opportunity to develop close working experience with the P&W’s engineering development team.
Engineering Interns at Pratt & Whitney work on challenging, meaningful, and impactful projects across our business.
Our intern program seeks to help you develop an understanding of the aerospace industry and learn about our company and its operations.

Qualifications You Must Have

Must be pursuing a Bachelor’s or Advanced degree in Aeronautical, Aerospace, Mechanical Engineering, or related Science, Technology, Mathematics (STEM) and actively enrolled through the completion of the intern session.
Experience with systems analysis tools and languages (e.g. Numerical Propulsion System Simulation (NPSS), Python or C++ related programming language)
Minimum 3.0 Cumulative GPA

Experience may be obtained through on-the-job experience, research, coursework, or projects

Qualifications We Prefer

Minimum 3.2 Cumulative GPA or higher
Experience driving results through analytical thinking, adaptability, and continuous learning.
Experience working effectively on teams.
Able to obtain a U.S Government Secret Level Security Clearance

What We Offer

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

Learn More & Apply Now!

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

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.

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.

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More about this job

Skills

Structural engineering
Mechanical engineering
Python
C++
Research
Analytical skills
Adaptability

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Jobs in the United States