Senior Principal Engineer – Missile Defense Radars

Date Posted:2026-06-25 Country:United States of America Location:US-IN-FT WAYNE-150A ~ 1010 Production Rd ~ BLDG 150A 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 1At 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.The Systems Engineering and Test Capabilities (SE&TC) organization is seeking a Senior Principal Engineer to support the design, development, testing, and sustainment of advanced missile defense radar technologies. This role spans system development, requirements management, design oversight, production and sustainment support, radar performance and failure analysis, and test planning and execution. This is a full‑time, on-site position located in Fort Wayne, Indiana.What You Will Do:Work as part of a systems engineering team to define radar system requirements, design supporting architecture and algorithms, and collaborate with software development teams to ensure proper implementationAnalyze radar system performance against requirements to identify performance gaps and recommend improvementsPrototype new or modified algorithms to enhance system capability and effectivenessPresent plans, designs, performance results, and technical recommendations to peers, leadership, and external customersServe as a subject‑matter expert to agile software teams, ensuring accurate and effective implementation of system requirementsContribute to one or more capability areas, including: Electronic protection, signal processing, applied mathematics, Hypersonic threat defense, Tracking, discrimination, search, and battle manager interfaces, Radar calibration, diagnostics, deployed site support and Modeling and simulation of tactical softwareSupport bid and proposal activities by contributing labor or material cost estimates when needed.Communicate system designs, analysis results, and test outcomes to internal and external stakeholdersSupport occasional business travel (up to 20%) Qualifications You Must Have:Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) discipline (preferably Systems, Electrical, Software or Physics) and a minimum of 10 years of prior, relevant experience with RF system design, digital and/or analog signal processing, radar waveform or signal modulation analysis, and/or algorithm evaluation and testingExperience with the development, implementation, integration, and test of radar systems including hardware, software, and firmware elements.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 clearanceQualifications We Prefer:Experience with ground‑based radar systems and/or Missile Defense programsBMC4I systems, radar technologies, and advanced signal‑processing techniquesAI/ML methods to signal processing or algorithm developmentInformation Assurance/Cyber Engineering requirements and implementation.Model‑Based Systems Engineering (MBSE) tools and methods (e.g., Cameo)Agile development tools and workflows (e.g., Jira, Confluence)MATLAB, C/C++, Java, and/or DOORSExperience developing system models, algorithms, test vectors, or analysis toolsWhat 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 Eligible – relocation assistance available for this position 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.Fort Wayne, IN: https://careers.rtx.com/global/en/raytheon-indiana-locationAs 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 132,400 USD - 251,600 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 perf