JobsUSAPrincipal Systems Engineer (Modeling & Simulation)
Company : Raytheon Technologies
Location : Tewksbury, MA, 01876
Posted Date : 15 September 2025
Job Type : Other
Category : Industrial Engineering
Occupation : Systems Engineer
Job Details
Country:
United States of America
Location:
MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA
Position Role Type:
Onsite
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.
SE is looking for a Modeling and Simulation engineer with the technical expertise and engineering leadership skills to drive the design and development of world-class Land and Air Defense Systems. Integrated Air & Missile Defense Systems (IAMDS) department leads all aspects of Systems Engineering that drive the development of complex systems to support the Raytheon Land and Air Defense Systems (LADS) mission area from our Tewksbury MA, and Andover MA locations. The IAMDS department supports Raytheon by cultivating a world-class group of systems thinkers who work together as a team to architect technical solutions to some of the world's toughest challenges. Key technical domains include Radar Systems and Sensor Netting, Effector Systems, Battle Management, Command and Control, Communications, Network Design, Battlespace Integration, and Interoperability for Domestic and International customers.
Responsibilities to Anticipate:
- Communicate with cross-functional engineering teams to coordinate design plans and requirements analysis.
- Manage program technical risks by evaluating requirements and design aspects.
- Develop and maintain modeling tools incorporating Digital Signal Processing (DSP) with complex time domain elements.
- Incorporate radar system concepts including detection, discrimination, track and signal processing algorithms to model their behaviors and performance.
- Incorporate effector system concepts including guidance and fuzing to model their behaviors and performance.
- 5+ years of experience in Air Defense System, Systems Engineering production or development
- Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and 8 years of prior relevant experience, or an Advanced Degree in a related field. In absence of a degree, 12 years of relevant experience is required.
- Advanced knowledge of complex Digital Signal Processing with the ability to develop complex time domain signal models for use in design support and requirements analysis.
- Experience with the development and coding of system models, algorithms, test vectors and analysis tools in support of analyzing radar requirements and performance.
- Active and transferrable U.S. government issued security clearance is required prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.
- Master's degree in Engineering, Science, Mathematics or related discipline.
- Demonstrated experience with system requirements capture, design, and decomposition.
- Advanced knowledge of radar system concepts; detection, discrimination, track and signal processing algorithms and their behaviors and performance.
- Ability to read and understand technical design drawings and electrical schematics.
- Demonstrated ability to take ownership of tasks and lead technical efforts spanning multiple stakeholders, and be able to communicate effectively with all levels of the organization.
- Experience using MATLAB for model development.
- Strong analytic, technical and problem solving skills.
Whether you're just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.
The salary range for this role is 101,000 USD - 203,000 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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