Principal Systems Engineer – Radar Systems Development and Integration Onsite

RTX • Full-time • portsmouth, Rhode Island, United States of America • 6d ago

Date Posted: 2026-05-20Country: United States of AmericaLocation: US-RI-PORTSMOUTH-PS1 ~ 1847 W Main Rd ~ NIMITZ BLDGPosition Role Type: OnsiteU.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 clearanceSecurity Clearance Type: DoD Clearance: SecretSecurity Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start dateAt RTX, the world 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. At 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. Raytheon’s Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking experienced Principal Systems Engineers with a background in Naval Radar engineering. This role provides technical leadership for the hardware and software integration of a complex radar system. The Principal Systems Engineer will work closely with engineering and program management teams, apply best practices, mentor team members, and capture lessons learned to improve integration processes and schedules. Responsibilities include planning and managing milestones, balancing competing priorities, and supporting both internal and external customers. Engineers in this role perform radar data analysis and tracking, develop and manage system requirements, integrate hardware and software, create test plans and procedures, evaluate system functions and interfaces, and verify requirements in support of system sell‑off. This position requires minimal oversight and includes coaching and reviewing the work of other engineers. The Principal Systems Engineer will contribute to the development of new procedures, processes, analyses, and standards. Technical expertise and the ability to independently make informed decisions will be critical to the success of complex integration efforts. What You Will Do

Develop and execute test plans, procedures, and integration/verification documentation in simulated and operational environments
Develop and implement day‑to‑day integration and test plans aligned with program schedules
Lead the technical execution of complex integration and test events
Perform system requirements analysis, develop and manage requirements, and ensure traceability throughout integration and test activities
Analyze and resolve hardware, software, and system issues through detailed data review and debugging
Integrate hardware and software components into tactical systems and assess overall system functionality and performance
Collaborate across teams to address system‑level issues, implement technical improvements, and support program objectives
Interface regularly with Engineering and Program Leadership to communicate status, risks, and technical findings
Work with multidisciplinary engineering teams to achieve effective system integration and functional maturity
Produce integration documentation, analyze test results, verify requirements, and clearly communicate findings to leadership and stakeholders
Support extended or off‑shift hours as required during integration and test activities
Support customer events with domestic travel up to approximately 20% 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, and/or other programing languages
Experience with radar data and/or analysis tools
Experience with system integration and/or test (e.g. AAW, BMD, etc.) Qualifications We Prefer
Experience with DOORS, Rhapsody, Cameo, and/or other digital engineering tools
Experience developing requirements, test procedures and reports, and/or analysis of complex systems
Experience working in integration labs, test facilities, or field environments
Experience diagnosing root causes of system failures, implementing corrective actions, and developing preventative measures
Subject Matter Expert in Systems Requirements, Architecture, Integration, Verification, and/or Validation
Experience presenting technical analyses, findings, and recommendations to leadership and customers
Experience working with the US Navy customer
Master’s degree in engineering, Computer Science, Math, Applied Physics, or Systems Engineering 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. Welcome to Raytheon in Portsmouth, RI 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. Privacy Policy and Terms: Click on this link to read the Policy and Terms