Senior Principal Mission Protection Systems Engineer (Onsite)

Job ID: 01868126Posted: Posted TodayStart Date: 2026-08-19Location: US-VA-ALEXANDRIA-7900-CUST ~ 7900 Telegraph Rd ~ 7900-CUST (External Site)Country: United States of AmericaTime Type: Full timeDate Posted:2026-08-19 Country:United States of America Location:US-VA-ALEXANDRIA-7900-CUST ~ 7900 Telegraph Rd ~ 7900-CUST (External Site) Position Role Type:Onsite U.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 Type: TS/SCI with CI Poly - Current Security Clearance Status: Active and existing security clearance required on day 1At RTX, the world 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 freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.Raytheon is seeking a Senior Principal Mission Protection Systems Engineer to perform in a high tempo, dynamic small team environment. This high-performance team is closely integrated with customers and contractors. This team operates at the center of critical US government functions enabling the nation to meet its national security plan and strategic goals. Location: Alexandria, Virginia.What You Will Do Serve as a technical subject-matter expert on multiple resiliency topics and capabilities. Perform project management/project leadership tasks collaborating with a multitude of customer and other contractor teamsDevelop processes, procedures and Concepts of Operations (CONOPs); build, coordinate, train, evaluate and analyze execution plans, supporting technical information, operating instructions and documentsRegularly provide technical inputs, analysis, presentations, training and decision recommendations on Mission Protection topics to keep customer and contractor leadership apprised of activities, deliverables, problems and opportunities.Provide Mission Protection support to enterprise projects as well as to other programs as directed by the customer.Develop objectives & exercises with partners for red/blue team planning effortsCreate and present abstracts, white papers and presentations to a variety of venues to include national level conferencesQualifications You Must Have Typically requires a Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 10 years of prior engineering experience or equivalent experience.5+ years of prior mission protections or operations experience.Experience analyzing and evaluating data and events to recommend course of action.Experience developing, tailoring and delivering technical presentations for engineering, operations, customer and contractor teams.Experience with Microsoft Office Tool SuiteAn active and transferable TS/SCI CI Poly 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 the required security clearance.Qualifications We Prefer Experience with Mission Protection/Weapons & Tactics (W&T)Experience with Flight Safety and on-orbit test & evaluationWhat 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.Relocation Eligible – Relocation assistance availableLearn 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.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 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