Principal System Integrator and TA Onsite

Job Description

Date Posted:

2026-09-11\n

Country:

United States of America \n

Location:

US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 \n

Position Role Type:

Onsite \n

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​ \n

Security Clearance Type:

DoD Clearance: Secret \n

Security Clearance Status:

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date\n

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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. 

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Raytheon brings 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. We deliver solutions that help our nation and allies defend freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. 

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Raytheon’s SI&T Department within the Systems Engineering & Test Capabilities Directorate is seeking a Test Architect - System Integrator who will lead systems integration and test activities in Marlborough, MA in support of SW maintenance, capability development, integration, test, regression and deployment. You will be responsible for engineering activities that include systems integration, test, regression testing and data analysis for maintenance and development events, while also helping to provide technical and troubleshooting support to the program team. You will work independently and side-by-side with multidisciplinary engineering team members.

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What You Will Do

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• Devise and enforce test strategy for DoD program(s) end to end.  Serve as the representative of integration and test technical interests on program.
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• Lead integration and test planning/execution, maintain test planning artifacts, execute integration and regression testing events, and perform analysis to identify and resolve technical observations
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• Develop documentation to support integration, test plans, test activities, and resolve technical inquiries
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• Collaborate with program leads/stakeholders to generate test approaches, maintain configuration control, ensure test-setup readiness, and participate in key processes (peer, gate, and test readiness reviews)
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• Define and enforce technical processes in the software and hardware integration and test activities.
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• Frequent interaction with the customer community, the program office, functional and technical leaders. Ability to travel domestically and international, approximately 10% travel.
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Qualifications You Must Have

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• Typically requires a degree in Science, Technology, Engineering, or Mathematics and a minimum of 8 years of prior relevant experience.
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• Experience with Systems Integration, test procedures, test plans, test scripts, data analysis, and/or verification.
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• Experience with MATLAB, Python, C/C++, Linux, Unix, shell scripting and/or other programming languages.
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Qualifications We Prefer

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• Model Based System Engineering experience.
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• Experience assisting development of verification strategies for advanced capabilities and software builds, including building and executing simulated scenarios to predict system performance.
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• Systems Engineering experience including test, integration, verification and validation of DoD projects, understanding of signal and data processing, and working level experience with requirements traceability, requirements management, or documentation of IV&V products.
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• Experience interfacing with internal or external customers, providing technical solutions to user requirements, analyzing data, and generating and maintaining technical documentation and work instructions.
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• Knowledge of electronic hardware configuration and installation, software installations on hardware devices, network configurations, operations of software in String/HWIL facility, and basic networking principles.
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What We Offer

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• 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.
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• Relocation Eligibility– Relocation assistance available
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Learn More & Apply Now!

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• Please consider the following role type definition as you apply for this role.
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• 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.
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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.

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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.\n

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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.\n

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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.\n

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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.\n

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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.\n

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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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