Date Posted:2025-10-20Country:United States of AmericaLocation:MD401: 46579 Expedition Dr Px Rvr Fld 46579 Expedition Drive Suite 400, Lexington Park, MD, 20653 USAPosition Role Type:OnsiteU.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 clearanceSecurity Clearance: DoD Clearance: SecretAt 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 is looking for a Senior Principal Systems Engineer to support the Transformation &amp; Initiatives (T&amp;I) department. The T&amp;I department provides subject matter expertise focusing on driving strategic changes, process improvements, and innovation initiatives to enhance the efficiency, effectiveness, and technological capabilities of systems engineering practices.  The Senior Principal Systems Engineer will report to the Raytheon Missiles &amp; Defense (RMD) Affordability Engineering section within the T&amp;I Department. This role provides subject matter expertise in Design-to-Unit Production Cost (DTUPC) modeling, discrete event simulation using tools such as ExtendSim, and Life Cycle Cost estimating using ACEIT to identify, analyze, and drive affordability solutions across programs.This position is located onsite in Lexington Park, MD.What You will Do:You will be working as part of the RMD Affordability Engineering team to define and drive cost-effective solutions across Ground Radar and Sensor programs. You will develop and apply advanced cost modeling techniques, simulation, and life cycle analysis to ensure system affordability while meeting mission performance requirements.Tasks you will perform include influencing the affordability of various systems and products throughout their life cycle. In this role, you’ll develop affordability solutions as the program lead of a cross-functional team, supporting both pre-production, production and sustainment affordability efforts. You’ll directly support the Program Manager and Chief Engineer, acting as the focal point for guiding the Raytheon Affordability Process.Some specific responsibilities include:<ul><li>Developing DTUPC models to support program cost targets.</li><li>Performing discrete event simulations using tools such as ExtendSim for modeling and analyzing dynamic systems across various modes, including discrete events to analyze cost, schedule, and risk trade-offs.</li><li>Providing subject matter expertise in cost modeling, affordability processes, and decision-support analysis across program teams.</li></ul>Qualifications You Must Have:<ul><li>Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 10 years of prior engineering experience or equivalent experience.</li><li>Experience with production cost modeling, life cycle cost estimating, or affordability analysis.</li><li>Experience applying statistical methods to perform predictive modeling.</li><li>Experience with estimating supplier positions for hardware costs.</li><li>Experience supporting proposal development.</li><li>Minimum of 10+ years of experience in engineering, operations research, data analytics, or related technical discipline.</li><li>Experience communicating complex affordability and cost analysis results to various audiences including engineering, program management, and external customers.</li><li>Experience with developing, documenting and maintaining processes, methods and tools.</li><li>Experience with MS Office Suite.</li></ul>Qualifications We Prefer:<ul><li>Experience with modeling, life cycle cost estimating, and affordability analysis.</li><li>Hands-on experience with discrete event simulation tools (e.g., ExtendSim) and cost estimating tools (e.g., ACEIT) and parametric estimating tools (e.g., TruePlanning, SEER).</li><li>Background in data analytics with experience using tools such as Python, R, Power BI, Power Query, SQL, or Tableau to analyze and visualize large data sets.</li><li>Familiarity with AI/ML techniques for cost prediction, trend analysis, or optimization is a strong plus.</li><li>Active DoD Secret Clearance or greater.</li><li>Masters degree in Engineering, Science, Mathematics or related discipline.</li><li>Knowledge of radar, sensors, or defense system development (a plus but not required).</li></ul>What We Offer<ul><li>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.</li></ul>Learn More &amp; Apply Now!<ul><li>Please consider the following role type definition as you apply for this role. </li><li>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.</li></ul>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 124,000 USD - 250,000 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 <a target="_blank" href="http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice">link</a> to read the Policy and Terms