Date Posted:2025-10-23Country:United States of AmericaLocation:AZ852: RMS AP Bldg M02 1151 East Hermans Road Building M02, Tucson, AZ, 85756 USAPosition 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 clearance​Security 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. The Effector RF Design Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ.The candidate will be responsible for leading and shaping the design and implementation of antenna, radome, and/or radar cross section (RCS) ranges and/or chambers within the company. The selected candidate will also be expected to lead project teams, provide technical oversight, delegate tasks, and work with the Engineering organization to establish technology roadmaps, enable modernization, and contribute to general innovation. In addition, the candidate will work with government personnel and programs, and define and refine requirements to validate range and chamber compliance. The candidate will be responsible for providing guidance, coaching, mentoring, and training to other employees across the business within the candidate’s areas of expertise.This position is an onsite role, located in Tucson, AZ.What You Will Do<ul><li>Develop antenna, radome, advanced sensor systems, and/or RCS ranges/chambers</li><li>Work with interdisciplinary engineering teams including thermal, structural, mechanical, systems, etc.to define, analyze, simulate, implement, and evaluate requirements for ranges and/or chambers, including relevant test equipment</li><li>Work with chamber/range equipment and service suppliers</li><li>Oversee implementation of new ranges/chambers</li></ul>                                                                                Qualifications You Must Have<ul><li>Bachelor of Science degree in Science, Technology, Engineering, or Mathematics (STEM)</li><li>Typically requires a minimum of 10 years of prior relevant experience, or an Advanced Degree in a related field and minimum 8 years of experience to include any combination of the following:<ul><li>Testing of antennas or radomes in a chamber or test range</li><li>Operation of an antenna, radome, and/or RCS chamber/range</li><li>Demonstrated knowledge of antenna and/or sensor measurement theory and range operation</li></ul></li></ul>  Qualifications We Prefer<ul><li>Master of Science (MS) or PhD in electrical engineering</li><li>Significant experience simulating and/or estimating the effects of propagation, reflections, and scattering on an antenna under test (AUT) in an anechoic chamber</li><li>Measurement of hardware for RCS</li><li>Significant experience specifying, building, and validating antenna, radome, and/or RCS ranges/chambers</li><li>Proficiency with Python, MATLAB and/or other high level scientific programming languages</li><li>Proficiency with high performance computing (HPC) environments and schedulers such as SLURM</li><li>Proficiency with modeling &amp; simulation tools such as HFSS, CST, FEKO, SENTRi and GRASP</li><li>Experience designing and testing conformal antennas</li><li>Excellent verbal and written communication skills</li><li>Demonstrated ability to manage multiple priorities from multiple sources</li><li>Strong interpersonal skills working in a team environment with positive interaction</li><li>Demonstrated ability to put forth and drive technical execution plans</li><li>Knowledgeable of management processes, such as Earned Value</li><li>Experience presenting in technical reviews</li><li>Understanding of near-field-to-far-field processing algorithms</li><li>Experience designing datalink, flight termination, telemetry, and/or GPS antenna systems</li><li>Experience being a Cost Account Manager or Integrated Product Team Lead</li></ul>What We OfferOur values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.This position offers relocation based on candidate eligibility. Learn More &amp; Apply Now!This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: <a href="https://www.state.gov/m/ds/clearances/c10978.htm" target="_blank">https://www.state.gov/m/ds/clearances/c10978.htm</a>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