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US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord, United States of America
Onsite
Not Available
Date Posted:
2026-07-01

Country:
United States of America

Location:
US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

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:
Secret - Current

Security Clearance Status:
Active and existing security clearance required on day 1At 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.
Are you passionate about turning innovative concepts into reality? Do you thrive in dynamic environments? Raytheon is seeking a talented and motivated Principal Systems Engineer to join our team within the Systems Engineering and Test Capabilities (SETC) Discipline, supporting development of complex inertial guidance systems for space and military applications.
Every day will bring new challenges, requiring you to collaborate across disciplines to troubleshoot issues, perform data analysis, and implement solutions. Your contributions will directly impact the success of mission-critical defense systems, and you'll have a hands-on role in ensuring the entire system functions seamlessly.
What you will do:
In this Systems Engineer role, you will perform and/or support the following activities:
Core Systems Engineering: Develop requirements and algorithms, concepts of operations, system trades, and system interfaces
Model Based Systems Engineering (MBSE): Develop and maintain detailed SysML descriptive system models, linking and synchronization of requirements, and generate design documentation / views
Interface with cross functional teams, such as Electrical and Software engineering, to help guide subsystem development and ensure compliance with requirements throughout the entire product lifecycle
Conduct and/or support technical peer reviews and provide constructive feedback; Document and provide technical guidance to other members of the design team
Communicate technical topics and issues in a clear and concise manner to both technical peers and non-technical team members
Qualifications You Must Have:
Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of prior engineering experience.
Experience with systems requirements, systems software, and systems hardware; experience with systems integration and/or systems test is a plus
Experience with DOORs, MBSE, UML/SysML, and/or Cameo / MagicDraw
This role is based out of our Tewksbury MA location
Qualifications We Prefer:
Strong analytical, communication, and writing skills
Experience in requirements development, design, verification, and validation.
Experience syncing and tracing requirements between DOORs and SysML modeling tools such as Cameo / MagicDraw.
Experience managing trade studies and design decisions.
Experience in all phases of development: concept, requirements, design, implementation, and test.
Experience supporting design reviews during all phases of development.
Experience with Gears Feature Based variation management tools
Experience with DXL scripting
Experience with Python, Java or Matlab
Radar architecture and/or algorithms knowledge
Self-starter with the ability to independently pursue information and solve problems
3 years of experience with Systems/Software Engineering Product Development Cycle
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.
Learn More & Apply Now!
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 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 86,800 USD - 165,200 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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