Principal Systems Engineer - Nuclear Surety - (Onsite)

Date Posted: 2026-07-09 Country: United States of America Location: US-TX-RICHARDSON-461 ~ 3200 E Renner Rd ~ RENNER BLDG 461 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: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 Principal Systems Engineer - Nuclear Surety - (Onsite) At 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. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. Role Description: Embark on a career where your engineering leadership will help shape the future of our nation’s most critical defense capabilities. At Collins Aerospace, we are advancing Nuclear Command and Control (NC2) technologies in support of strategic nuclear deterrence missions across multiple programs. You will contribute to systems engineering, requirements development, and nuclear surety activities that influence the next generation of NC2-focused systems. As a Nuclear Surety Engineer on our team, you’ll have the opportunity to apply your expertise across the full systems engineering lifecycle—from pursuit and order capture through system design, requirement development and allocation, integration, verification, and qualification. You’ll work closely with systems, software, and hardware engineers, as well as project and program leadership to ensure rigorous engineering and nuclear surety standards are met throughout all phases of development. We’re looking for a subject matter expert in Nuclear Surety that loves solving complex problems, has a desire to learn, and is motivated by meaningful mission impact. Our customers come from diverse backgrounds, and so do our employees. If you're passionate about contributing to the future of U.S. strategic deterrence, we'd love to hear from you. This position requires: US Government Department of Defense (DoD) Secret Security Clearance Day 1. Onsite: This is an onsite role supporting our Richardson, TX location. Sign-on Bonus Eligible What YOU will do: You will support the development of key nuclear surety products, including nuclear surety impact statements, Certification Requirements Plans (CRPs), Nuclear Surety Analysis Reports (NSARs), Nuclear Surety Management Plans (NSMPs), and related technical documentation You will collaborate with Integrated Product Teams (IPTs) to review work products, coordinate engineering activities, and ensure all certification requirements are met across the program You will lead technical proposal efforts, contribute as a subject matter expert during internal and customer reviews, and support estimation, tracking, and reporting of technical, cost, schedule, and risk performance for your assigned scope What YOU will learn: You will gain deep exposure to nuclear surety principles, certification processes, and mission-critical NC2 systems while working alongside experienced engineers and technical leaders You will develop leadership and communication skills through opportunities to serve as a technical reviewer, contributor to proposal development, and liaison across teams You will expand your systems engineering toolkit through experience with requirements development, project planning, certification documentation, Agile methods, and MBSE tools used across modern defense programs You will grow your knowledge of strategic deterrence operations and gain insight into how advanced systems support nuclear mission readiness and security Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience or in absence of a degree, 12 years of relevant experience Active and transferable U.S. Government DoD Secret Security Clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Strategic nuclear operations mission experience, particularly within Nuclear Triad programs Strong written and verbal communication skills and the ability to collaborate effectively within a professional team environment Organizational skills that enable management of multiple tasks, priorities, and schedules Qualifications We Prefer: Ability to travel domestically, up to 10 percent. Experience working in Agile environments and contributing to iterative engineering cycles. Familiarity with Model-Based Systems Engineering concepts and tools such as Cameo/MagicDraw, Rhapsody, or Enterprise Architect. Experience with project planning, execution, and development of requirements specifications. Background in Bid and Proposal (B&P) or pursuit capture activities. Experience supporting USSTRATCOM Airborne Command Post or National Airborne Operations Center missions. Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. What We Offer: Some of our competitive benefits package includes: Medical, dental, and vision insurance Three weeks of vacation for newly hired employees Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option Tuition reimbursement program Student Loan Repayment Program Life insurance and disability coverage Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection Birth, adoption, parental leave benefits Ovia Health, fertility, and family planning Adoption Assistance Autism Benefit Employee Assistance Plan, including up to 10 free counseling sessions Healthy You Incentives, wellness rewards program Doctor on Demand, virtual doctor visits Bright Horizons, child and elder care services Teladoc Medical Experts, second opinion program Eligible for relocation assistance And more! Learn More & Apply Now! *Please ensure the role type (defined below) is appropriate for your needs before applying to 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. Relocation: Assistance may be provided Employee Referral Eligible At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again. Apply now and be part of the team that’s redefining aerospace, every day. 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 107,500 USD - 204,500 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 RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.