RTX · 2 days ago
Principal Systems Engineer (Modeling & Simulation)
US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord
Full-time
Onsite
Lead/Staff
$108K/yr - $204K/yr
8+ years expRTX is a leading company in defense and aerospace, seeking a Principal Systems Engineer (Modeling & Simulation) to contribute to the development of complex systems for the Land and Air Defense Systems mission. The role involves collaborating with engineering teams, managing technical risks, and developing models to validate architectures against requirements.
AerospaceManufacturingSecuritySensorTelecommunications
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Contribute and collaborate in a team environment receiving input from the program or team experts and contributing your knowledge to advance the discussions
Communicate with cross-functional engineering teams to coordinate design plans and requirements analysis
Contribute your knowledge of performance engineering practices and procedures to evaluate work across a wide range of intriguing subject areas
Manage program technical risks by evaluating requirements and design aspects
Develop models to validate proposed architectures and designs against requirements as well as help shape future tech growth
Develop and maintain modeling tools incorporating Digital Signal Processing (DSP) with complex time domain elements
Analyze data to understand performance and perform root cause analysis
Incorporate radar system concepts including detection, discrimination, track and signal processing algorithms to model their behaviors and analyze performance
Incorporate effector system concepts to model their behaviors and analyze performance
Qualification
Required
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience
Experience with Digital Signal Processing, including development or application of time-domain signal models to support system design and requirements analysis
Experience with system modeling, algorithm development, test vectors, or analysis tools in support of evaluating radar requirements and performance
Experience with MATLAB, Python, C/C++, and/or Fortran
Ability to obtain Interim Secret U.S. government issued security clearance is required prior to start date
Preferred
Experience with reading and understanding technical design drawings and electrical schematics
Experience with taking ownership of tasks and leading technical efforts spanning multiple stakeholders, and being able to communicate effectively with all levels of the organization
Experience with system requirements capture, design, and decomposition
Experience with 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
Experience with data analysis and statistics with large volumes of data
Experience conducting analysis and studies, including how to define and execute a study
Experience using MATLAB for model development
Demonstrated technical and analytical skills to develop credible results for presenting to the customer
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
Company
RTX
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$3.2MKey Investors
LIFT Ecosystem Accelerator
2024-02-22Grant· $0.2M
2019-06-09Acquired
2010-01-14Grant· $3M
Leadership Team
Daniel Conroy
Chief Technology Officer - Digital
Kevin DaSilva
Corporate Vice President & Treasurer
Recent News
bloomberglaw.com
2026-01-22
Business Insider
2026-01-09
Company data provided by crunchbase