Senior Systems Requirements & Specification Engineer Onsite

Date Posted: 2026-09-11 Country: United States of America Location: US-RI-PORTSMOUTH-PS2 ~ 1847 W Main Rd ~ NIMITZ SOUTH BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after 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’s Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking a Senior System Engineer interested in leading requirements and specification efforts. Our Portsmouth, RI team primarily supports programs in the naval undersea and naval surface domains, including sensor systems, mine countermeasures, submarines, torpedoes, combat systems, and ship architecture/integration. You will support the development, verification, and validation of system requirements by ensuring they are clearly defined, traceable, and aligned with program objectives. In this role, you will create and maintain requirements throughout the system lifecycle, review technical work products for accuracy and compliance, and collaborate with engineering teams to capture inputs and translate them into actionable requirements. You will also contribute to improving requirements‑related processes, standards, and tools to enhance overall system quality and consistency What You Will Do Support the definition, management, and validation of system requirements across the full engineering lifecycle. Review technical work products to confirm completeness, accuracy, and compliance with established requirements and standards. Contribute to the development and improvement of engineering processes, procedures, and methodologies related to requirements and system performance. Assist in aligning system architecture, integration, verification, and deployment activities with project objectives and traceable requirements. Collaborate across disciplines to resolve technical issues, mitigate risks, and maintain traceability configuration and requirements. Support the review of technical deliverables to ensure compliance with project requirements and engineering standards. Demonstrate the ability to identify potential technical or programmatic obstacles, work with stakeholders to negotiate needed changes, and help drive alignment to resolve issues. Assist in evaluating engineering strategies, operational approaches, and program documentation to help ensure alignment with project goals and efficient use of resources. Travel domestically, up to 15%, to support customer meetings and technical events. What You Will Learn After completion of comprehensive on-the-job training, the candidate will be a part of a team supporting Systems Engineering and Test Capabilities (SE&TC) activities across the product development lifecycle. Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of prior relevant experience. Experience with DOORS, Rhapsody, Cameo, and/or other digital engineering tools. Experience with system software, system hardware, system requirements and/or test. Experience with underwater acoustics analysis, sensor systems, and/or naval system development. Qualifications We Prefer Hands-on experience with Model Based System Engineering (MBSE) methodologies and practices. Deep subject matter expertise in systems engineering or a related technical field, including providing guidance and driving technical direction. Experience analyzing system performance metrics and applying optimization techniques to improve capability and efficiency. Experience breaking down complex technical problems, analyzing data, and developing clear, actionable solutions. Experience with technical writing and oral presentations. 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 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 cand