Principal Acoustics Signal Processing Engineer

RTX Corporate; Middletown (RI); On-site; USD 108,000 - 205,000; Full time

Benefits offered by this job

Medical insurance

401(k) match

Paid time off

Flexible work schedules

Job summary

RTX Corporate in Middletown, RI is seeking a highly skilled engineer to develop advanced detection and classification algorithms for deployed systems. You will optimize sensor system architectures and support real-time evaluation and hardware-in-the-loop testing in high-fidelity mission scenarios.

The role requires an active DoD Secret security clearance, U.S. citizenship, and willingness to travel. Onsite work in Middletown is expected with competitive benefits and a strong team environment.

Qualifications

• Bachelor's degree in STEM with substantial professional experience.
• Hands-on C/C++ real-time software development experience.
• Knowledge of MATLAB for algorithm design and analysis.
• Active DoD Secret clearance and U.S. citizenship.

Responsibilities

• Develop sophisticated detection and classification algorithms for deployed systems.
• Design and optimize sensor system architectures and software.
• Support real-time evaluation and hardware-in-the-loop testing in high-fidelity scenarios.
• Enhance algorithm performance across embedded and server platforms.

Skills

C/C++ real-time

MATLAB

Signal Processing

Travel

Education

Bachelor’s degree in STEM

Master’s degree

PhD

Job description

Date Posted:

2026-11-02

Country:

United States of America

Location:

US-RI-MIDDLETOWN-201 ~ 127 John Clarke Rd ~ BBN MIDDLETOWN, Ste 3

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:

Active and existing security clearance required on day 1

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. Join us and help shape the future of aerospace and defense.

What You Will Do:

• Develop Sophisticated Algorithms: Design and evolve advanced detection and classification algorithms for start-of-the-art deployed systems.
• Optimize Sensor Systems: Design and implement complex software architectures specifically tailored to optimize sensor system capabilities.
• Mission-Critical Evaluation: Support the real-time evaluation and hardware-in-the-loop testing of your designs in realistic, high-fidelity mission scenarios.
• Maximize Architecture Performance: Optimize algorithm architecture and execution frameworks to achieve the highest possible computational performance on both embedded and server-based hardware platforms.

What You Will Learn:

• Undersea Defense Systems: Gain exposure to a wide variety of advanced undersea sensor systems, vehicle platforms, test methodologies, and end-user needs.
• Cross-Functional System Integration: Learn how large-scale, complex sensor suites integrate real-time software with complex physical hardware environments.
• Technical Leadership: Scale your expertise by guiding architectural decisions and mentoring junior engineering talent within complex project lifecycles.

Qualifications You Must Have:

• Bachelor’s degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline plus 8 years of professional experience. Or Master’s degree plus 5 years of professional experience, or Ph.D. degree plus 3 years of professional experience.
• Core Software Expertise: Hands-on development experience using C/C++ and computer system design concepts to create software that executes in real-time.
• Modeling & Simulation: Experience with MATLAB (or similar) programming for algorithm design, prototyping, and data analysis.
• Signal Processing Foundation: Professional experience applying core and advanced Signal Processing concepts.
• Mobility: Willingness and ability to travel to support field testing, system evaluations, and customer integration events.
• Security Clearance: An active Department of Defense (DoD) Secret security clearance is required.

Qualifications We Prefer:

• Acoustics Expertise: Prior experience working with underwater acoustics, sonar systems, or marine environment processing.
• Modern AI Pipelines: Experience implementing machine learning techniques directly utilized within a Detection, Classification, Localization, and Tracking (DCLT) pipeline.

Work Location

Onsite - Middeltown, RI

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 attendselect 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 107,500 USD - 204,500 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
• 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.