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Principal Systems Engineer, Integration and Test Engineer Onsite

RTX
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Tewksbury, MA, USA
Sep 21, 2026

Date Posted:

2026-08-25

Country:

United States of America

Location:

US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG

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 1

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. 

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 freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. 

Raytheon is seeking a talented and motivated Systems Engineer to join our team Systems Integration & Test Long Range Radars Department within the Systems Engineering & Test Capabilities Directorate who will support Radar technology that includes performing radar data analysis and systems integration activities at our Tewksbury, MA location. This includes supporting the systems data analysis and integration tasks and scope planning to create milestones and schedules and working competing priorities. Typical daily activities executed by the teams include scenario development, testing, data analysis, support to software development and systems engineering teams, and customer presentations. The individual will contribute to growing the team’s abilities and be able to work with both internal and external customers.

What You Will Do

  • Responsible for driving and participating in integration and test planning/execution activities according to defined tasks, Milestones and schedules.
  • Responsible for driving and participating in the execution of integration plans and testing
  • Participate in the integration and testing activities that occur in the local System Integration Lab.
  • Responsible for driving and participating in system performance assessments and validation testing to ensure compliance with requirements and specifications.
  • Collaborate with cross-program leads/stakeholders to generate test approaches, ensure test-set up readiness, and participate in key processes (peer, gate, and test readiness reviews).
  • Confirm test and evaluation processes are conducted according to established procedures for software and hardware and ensure compliance with Department of Defense technology release and export licensing policies.
  • Responsible for supporting the bidding of System Integration Test scope during proposals.
  • Experience navigating a team of various skill levels through the I&T process.
  • Support Travel up to 10%, domestically & internationally.

Qualifications You Must Have

  • Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
  • Experience with MATLAB, Python, Perl, C/C++, and/or other programming languages.
  • Experience with integration, verification, validation and/or system testing.
  • Experience with technical and/or functional leadership.

Qualifications We Prefer 

  • Experience using String/HWIL test equipment, radio frequency (RF) electronic hardware configuration and installation, software installations, and integrating or regression testing radar systems with certifications in CompTIA Network+ and or CompTIA Security+.
  • Experience with MATLAB, Linux Operating Systems (Linux Red Hat), Unix, and Shell scripting for performing integration, verification, test, and data analysis, integrating and configuring electronics, installing/debugging software.
  • Experience creating integration test procedures, test plans, test scripts, developing and maintaining configuration control documentation, and navigating through test setup.
  • Experience with agile and DevSecOps processes, implement (or maintain) agile methodologies, participating in daily team standup meetings, sprint reviews, program Increment (PI) Planning meetings, retrospectives, and agile tooling such as JIRA and Confluence, and support execution of the team’s backlog including performance analysis and issue investigation.
  • Strong integration skills, knowledge of radar algorithms, radar signal processing concepts, theory, modeling and determining radar performance, and team interaction skills.

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.
  • Relocation Eligibility- Relocation assistance available

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 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.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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Job ID

01868299

Security Clearance

SECRET
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