Sr. Principal Systems Engineer - EW Pillar Lead

Date Posted: 2026-09-28 Country: United States of America Location: US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75 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: Top Secret Security Clearance Status: Active and existing security clearance required after day 1 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.We have an exciting opportunity for a Senior Principal Systems Engineer – EW Pillar Lead supporting one of our premier programs in Aurora, CO. The successful candidate will have demonstrated expertise in team leadership, customer engagement, development of technical plans, satellite communications, communications links, link-budget analysis, spacecraft command and control, electronic warfare, and modeling and simulation. In this role, you will contribute to the development and assessment of resilient communications architectures and mission systems operating in complex, contested, and technically demanding environments. The work is on-site in Aurora, CO. What You Will Do Design, analyze, simulate, and evaluate satellite communications systems and end-to-end communications architectures Analyze and evaluate space- and ground-based command and control architectures, interfaces, operational concepts, and performance requirements, as well as the employment of electronic warfare tactics, techniques, and procedures Model and assess communications system resilience in the presence of interference, jamming, spoofing, congestion, and other electronic warfare conditions Develop, model, and assess satellite communications links for space-to-ground, ground-to-space, space-to-space, and space-to-ground systems Perform and support system requirements development and system architecture development Qualifications You Must Have Typically requires a Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM) in a related field and a minimum of 10 years of prior relevant experience Experience engaging with customers, building consensus among disparate groups, and leading technical teams from program startup through requirements sell-off Experience developing technical plans, OPSCON/CONOPs, and analysis supporting satellite operations Experience in satellite communications, aerospace communications, RF systems, or related engineering disciplines, including spacecraft command and control, telemetry, tracking and communications systems, and satellite ground terminals Active and transferable DoD TS/SCI U.S. government-issued security clearance is required after day 1 start date Qualifications We Prefer Experience with complex communications link modeling, simulation, and performance analysis, including RF propagation, atmospheric effects, orbital dynamics, Doppler analysis, and antenna systems Experience with electronic warfare concepts and their effects on airborne or space-based communications systems, including resilient, anti-jam, low-probability-of-intercept, low-probability-of-detection, or frequency-agile communications Experience analyzing system-level performance and translating mission needs into technical requirements, including requirements development, interface control, verification and validation, and technical baseline management Experience with satellite communications standards, waveforms, protocols, and ground systems, as well as space-ground interfaces, mission operations, and spacecraft bus or payload architectures Master’s degree in a relevant engineering or scientific discipline and/or experience supporting government, defense, intelligence, or commercial space programs 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 eligible 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. 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 U.S. Department of State website here: Location: Aurora, CO: 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 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 #J-18808-Ljbffr Global HR, Inc.