Senior Systems Engineer IV&V (Onsite)

Date Posted: 2026-09-11 Country: United States of America Location: US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 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 RTX, the world's 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. Join Collins Aerospace and help shape the future of Nuclear Command, Control and Communications (NC3) as part of the Survivable Airborne Operations Center (SAOC) Program, supporting the recapitalization of the U.S. Air Force E-4B fleet with next-generation capabilities. As a Senior Systems Engineer on the Integration, Verification and Validation (IV&V) team , you will support complex military communications systems on the E-4 platform and collaborate with geographically distributed, multidisciplinary teams. You will apply systems engineering knowledge across the full development lifecycle, including customer needs analysis, requirements development and traceability, trade studies, system architecture and design, modeling, integration, verification, validation, and qualification. You will develop and validate system models, design and document hardware and software solutions, support technical discussions, and identify and resolve technical issues. This position is onsite in Richardson, TX and requires US Citizenship with the ability to obtain a Top Secret security clearance. What you will do : You will support the integration, verification and validation for large complex systems. You will mentor team members in the development of functional, interface, and performance specifications for hardware and software implementations. You will identify and document architecturally significant requirements and technical risk areas. You will apply SysML concepts to system modeling across the full engineering lifecycle. You will lead technical proposal preparation and serve as a subject matter expert in non-advocate, internal, and customer reviews. You will estimate, track, manage, and report technical, cost, schedule, and risk performance for assigned scope of work, which may span multiple projects. You will apply significant domain knowledge and expertise related to products, systems, and applicable regulatory requirements across business units. You will make decisions that may have a major impact on cost, schedule, and technical performance. You will recommend new approaches , tools, and techniques that drive continuous improvement in technical development processes. You will mentor product development teams in the use of appropriate processes and tools throughout product development to improve product quality and customer satisfaction. You will travel domestically (10% of time) What you will learn: You will gain technical leadership experience, mentorship opportunities, and exposure to very influential individuals within Mission Systems that will help advance your career. You will gain experience developing secure, cyber-resilient systems while collaborating with security, crypto, customer, and engineering experts and applying modern systems engineering practices. You will apply and expand your MBSE skills through hands-on experience with modern modeling tools and systems engineering practices. You will g row your expertise in secure products while advancing your career in a rapidly evolving portfolio. We are growing, so can you! Qualifications you must have : Experience in writing requirements specifications or executing verification /qualification test events . Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience . U.S. citizenship is required , as only U.S. citizens are eligible for a security clearance The ability to obtain and maintain a U.S. government issued Top Secret clearance is required . Qualifications we prefer : Development of integration and test plans, test cases and procedures . Understanding of advanced networking and cybersecurity topics. Experience with aircraft level system integration . Executing product and system level tests to include experience with automation test tools or scripting . Experience with Model Based Systems Engineering concepts and tools such as Magic Draw CAMEO, Rhapsody, Enterprise Architect . Project planning and execution on programs . Understanding and utilization of the appropriate processes and tools during pursuit and order capture. Strong leadership skills , demonstrated with interpersonal interaction, individual mentoring to develop the team composition, and training. Excellent written and verbal communications skills and the ability to work well with others in a professional team environment. Good organizational skills and the ability to manage multiple tasks, while balancing priorities and schedules are important attributes. Self-starter and have strong analytical skills . Ability to travel domestically (up to 20 % of time) . Current/Active Top Secret security clearance . 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 Relocation may be provided And more! Learn More & Apply Now! 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. *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. 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. #MISENG 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 86,800 USD - 165,200 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