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Salary
$108k – $205k per year
Location
In office (Woburn)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 9, 2026. RTX scores A on the Alion truth index.

Overview
Company
Impact
Profile match

RTX

RTX is an American aerospace and defense company formed in 2020 by the merger of United Technologies and Raytheon. It operates through three businesses: Collins Aerospace, which makes avionics, aircraft interiors and aerostructures, Pratt & Whitney, which builds commercial and military jet engines, and Raytheon, which produces missiles, air defense systems such as Patriot, radars and sensors. Its customers include airlines, aircraft manufacturers, the United States Department of Defense and allied governments. The company is headquartered in Arlington, Virginia, United States.

Date Posted:

2026-10-09

Country:

United States of America

Location:

US-MA-WOBURN-WB2 ~ 225 Presidential Way ~ GODDARD 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.

The Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is currently looking for a Principal Systems Engineer to support the Systems Engineering Long Range Radars (SE LRR) department. The SE LRR department provides subject matter expertise for concept development, architectural design, requirements generation & flow-down, modeling and simulation, systems analysis, integration, test and evaluation of world-class Missile Defense & Sensor Systems to be achieved through our people, processes, technology and performance. This position is on site in Woburn, MA.

What You Will Do

You will be leading a team to define radar system requirements, design architectures and algorithms in support of those requirements and collaborate with software development and integration & test teams to ensure effective implementation. Some specific responsibilities:

  • Analyzing radar system performance data with respect to requirements.
  • Identifying performance deficiencies and proposing solutions.
  • Defining and prototyping new algorithms to enhance system performance.
  • Presenting plans, designs and system performance to peers, internal leadership and external customers.
  • Providing subject matter expertise to agile software development teams to ensure proper implementation of requirements.
  • Assisting other systems engineers in their investigations and analysis

You will contribute to multiple capability areas, including:

  • Hypersonic threat defense.
  • Tracking, discrimination, search, and battle manager interfaces.
  • Radar calibration, diagnostics, and deployed site support.

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, C/C++, Java, and/or DOORS.
  • Experience with systems analysis, algorithms, requirements development, issue investigation/resolution and/or signal processing techniques.

Qualifications We Prefer

  • Experience with BMC4I systems, radar systems, signal processing techniques, and system-level requirements development, documentation, and maintenance, including software architecture design.
  • Strong analytical, technical, and problem-solving skills with the ability to develop technical solutions for complex issues, including radar system concepts (detection, discrimination, tracking, and signal processing algorithms) and performance analysis.
  • Proficiency in developing, documenting, and maintaining processes, methods, tools, and system models, algorithms, test vectors, and analysis tools to support radar requirements and performance analysis.
  • Experience with AI/ML applications in signal processing, database design, and algorithm enhancement.
  • Proficiency in MS Office Suite and the ability to interface with customers to lead technical solutions for complex user needs.
  • Previous military service or experience working within military or defense-related environments.

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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