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The Team and the Role: INDUS is a 100% employee-owned, customer-focused government services provider with expertise in Engineering, Information Technology, Cybersecurity, Program/Financial Management, Logistics, and Data Analytics. What You'll Do: Develops and modifies high-fidelity models supporting undersea vehicle simulation including dynamics, target models, and environmental models.

The Team and the Role:
INDUS is a 100% employee-owned, customer-focused government services provider with expertise in Engineering, Information Technology, Cybersecurity, Program/Financial Management, Logistics, and Data Analytics. At INDUS, we believe in the value of the INDUS team. Together we deliver exceptional customer service, foster a growth and support-centered work environment, and focus on how we can give back to the communities that we serve. Empowering our employees starts on day one and creates an environment full of innovation and promise. By offering mentorship and robust Training and Development opportunities, INDUS continues its pursuit to be the Employer of Choice.  Reporting to the Program Manager, the Simulation Modeling Engineer (System Engineer) supports development and enhancement of undersea warfare models used within the WAF HWIL simulation environment. The engineer modifies and optimizes models to improve simulation fidelity while ensuring compliance with strict timing constraints. This is a contingent position expected to be located in Newport, RI.

What You'll Do:
<ul><li>Develops and modifies high-fidelity models supporting undersea vehicle simulation including dynamics, target models, and environmental models.</li><li>Improves model fidelity through enhancements such as improved propagation modeling, buoyancy calculations, and sensor modeling.</li><li>Ensures models meet real-time timing and fidelity requirements defined in system specifications.</li><li>Integrates models into the WAF simulation environment.</li><li>Conducts verification and validation testing to confirm compliance with performance requirements.</li><li>Supports delivery of model documentation and technical reports in accordance with project CDRLs.</li><li>Utilizes modeling tools including MATLAB and Simulink. </li><li>Bid and proposal support if requested.</li><li>Other duties as assigned.</li></ul>

What We're Looking For:
Required Qualifications:<ul><li>An active secret clearance is required to be considered for this position.</li><li>Bachelor's degree from an accredited university is required.</li><li>Three (3) years of experience developing or modifying high-fidelity models to meet timing and fidelity performance criteria.</li><li>Five or more (5+) years of experience developing or modifying high-fidelity models.</li><li>Experience with acoustic models related to undersea systems.</li><li>Experience with undersea weapon system or UUV simulation environments.</li><li>Must possess basic computer literacy and data entry skills. </li><li>Demonstrated proficiency in Microsoft Office applications (to include MS Word, Excel, PowerPoint, etc.).</li><li>Strong attention to detail and organizational skills.</li><li>Excellent verbal and written communication skills. </li><li>Demonstrated problem-solving skills. </li><li>Must possess strong time management skills. </li><li>Must be able to work in a fast-paced, changing, and challenging environment.</li><li>Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.</li></ul>Physical Requirements:<ul><li>Must be able to remain seated in a stationary position 50% of the time. Must also be able to alternate between sitting, standing, and walking.</li></ul> INDUS is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, ancestry, physical or mental disability, medical condition, marital status, genetics, age, or veteran status or any other applicable legally protected status or characteristic. #CJ

INDUS Technology, Inc. provides systems engineering, technical and program management services for government and industry clients. Superior performance, experienced personnel and complete dedication to customer needs are the hallmarks of INDUS Technology’s work to date. Through superb technical performance, strategic partnerships with primes and defense related community activities, INDUS has become a well-known and sought after contractor in the Defense Industry. INDUS is a growing firm which continues to expand and redefine its capabilities as it stretches to meet the challenges of the Defense industry in the twenty-first century.

INDUS Technology, Inc.

Simulation Modeling Engineer (System Engineer)

Acoustics

Communication Skills

Computer Skills

Customer Relations

Customer Support/Service

Data Analysis

Data Entry

Detail Oriented

Documentation Models

Financial Management

Government

Information Technology & Information Systems

Internet Security

Logistics Analysis

MATLAB

Maintain Compliance

Mentoring

Microsoft Excel

Microsoft Office

Microsoft PowerPoint

Microsoft Word

Organizational Skills

Presentation/Verbal Skills

Problem Solving Skills

Regulatory Compliance

Requirements Management

Simulation

Systems Engineering

Technical Writing

Time Management

Training/Teaching

Validation Testing

Writing Skills

[AW]-iCims

The following position is to join our BBN Technologies team: What You Will Do: Contribute to the design, development, and high-fidelity modeling and simulation of advanced underwater acoustics and real-time signal processing systems. 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.

Date Posted:2026-05-28Country:United States of AmericaLocation:US-RI-MIDDLETOWN-201 ~ 127 John Clarke Rd ~ BBN MIDDLETOWN, Ste 3Position Role Type:OnsiteU.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 clearanceSecurity Clearance Type:DoD Clearance: Top SecretSecurity Clearance Status:Active and existing security clearance required on day 1RTX Corporation 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 Systems, Pratt & Whitney, and Raytheon. Its 185,000 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, VA.For more than 70 years, scientists and engineers in diverse disciplines at RTX BBN Technologies have collaborated to solve real-world problems through research, exploration, development and prototyping. We partner with the best technical talent in academia and industry to challenge the status quo, pioneer new technologies, and create transformative solutions. Our culture enables all employees to find purpose, thrive, and succeed. By creating an environment where all opinions are valued, risk-taking is encouraged, and excellence is rewarded, we allow our employees to do their best, most important work. We offer industry-leading benefits including 100% paid tuition program, a generous 401k company match, a Retirement Contribution, performance-based incentive plans, an onsite gym and game room, paid parental leave, paid time off and all kinds of employee discounts.The following position is to join our BBN Technologies team:What You Will Do:<ul><li>Contribute to the design, development, and high-fidelity modeling and simulation of advanced underwater acoustics and real-time signal processing systems.</li><li>Develop, analyze, and optimize complex digital signal processing (DSP) algorithms for sonar applications, acoustic propagation, and performance.</li><li>Travel to customer sites, field test locations, and other RTX facilities to support system integration, sea trials, and program reviews.</li></ul>What You Will Learn:<ul><li>Gain deep, hands-on exposure to next-generation undersea warfare technologies and systems.</li><li>Master advanced hardware-software co-design frameworks alongside top-tier industry experts at RTX.</li></ul>Qualifications You Must Have:<ul><li>Bachelor's, Master's, or Ph.D. degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline.</li><li>2+ years of professional engineering experience specifically focused on signal processing, modeling, or simulation.</li><li>Active and transferable U.S. government issued Top Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.</li></ul>Qualifications We Prefer:<ul><li>Solid, demonstrable understanding of underwater acoustics fundamentals and digital signal processing principles.</li><li>Extensive hands-on experience utilizing MATLAB programming for algorithm formulation and data analysis.</li><li>Willingness and capability to travel domestically and internationally as needed to support critical program milestones.</li><li>Proven experience leveraging Simulink for system-level modeling and generating MEX files for hardware optimization.</li><li>Professional proficiency in C/C++ programming languages targeted for embedded or real-time operating systems.</li><li>Foundational experience implementing or adapting machine learning algorithms to address complex acoustic classification and pattern recognition challenges.</li><li>Strong analytical, communication, and technical writing skills to present complex engineering data to internal leadership and external DoD stakeholders.</li></ul>Learn More & Apply NowShape the future of global security. To learn more about our mission, explore our collaborative culture, and submit your application, please visit RTX.com/careers.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 68,900 USD - 131,100 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

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Simulation Modeling Engineer (System Engineer) INDUS Technology, Inc.

Underwater Acoustics Modelling and Evaluation Engineer II RTX Corp

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