**Date Posted:** 2025-09-10 **Country:** United States of America **Location:** HIA32: Cedar Rapids, IA 400 Collins Rd NE , Cedar Rapids, IA, 52498-0505 USA **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements:** U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. **Security Clearance:** None/Not Required The KC-135 Stratotanker provides the core aerial refueling capability for the United States Air Force and has excelled in this role for more than 60 years. This unique asset enhances the Air Force's capability to accomplish its primary mission of global reach. It also provides aerial refueling support to the Air Force, Navy, Marine Corps and allied nation aircraft. The KC-135 is the backbone of the USAF refueling fleet and is scheduled to remain so for decades to come. We are looking for an established Principal Systems Engineering professional with a passion for engineering, a high degree of accountability and the ability to thrive in an Agile team environment as a part of the KC-135 Platform Systems team in the Military Avionics & Helicopters engineering organization. **What You Will Do:** + Provide technical leadership through all phases of the system development lifecycle including requirements capture, system design and modeling, integrating with hardware and software components, system validation and verification + Support planning, execution and documenting of test events in a simulated lab environment + Support internal and external stakeholders in ground and aircraft test activities + Provide leadership in planning increments and sprints for the Agile roadmap alongside program leadership + Assist in the collaboration of cross-functional teams to coordinate and work with other domains and departments to realize a functional system + Work with external customers to document operational scenarios, develop system requirements, define system interfaces, and perform system validation testing + Serve as a subject matter expert for pursuit activities, internal design reviews and external customer reviews + Help manage the scope for moderately sized system development activities + Identify and implement process, system, and product improvements to enhance performance and improve efficiency + Willingness to travel (domestically and globally <10%). **What You Will Learn:** + Deepen your understanding of aircraft systems engineering, gaining insights into advanced integration and development processes + Enhance your leadership skills, directing critical test operations and influencing major project outcomes + Expand your professional network, working alongside avionics experts and customers + You will have the unique opportunity to build customer relationships with the KC-135 customer **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. + 5+ years in a current or previous systems role. + Experience with testing in a systems role. + Experience with Agile principles. + Ability to obtain a US Department of Defense (DoD) SECRET security clearance after day 1. **Qualifications We Prefer:** + Experience with various engineering tools including TNT, DOORS/JAMA, JIRA, PREP, Microsoft, SVN and others is desired + Working knowledge / understanding of data buses and protocols (Ethernet, MIL-STD-1553B, and ARINC-429) + Strong continuous improvement skills and customer focus + Familiarity with US export regulations: International Traffic in Arms Regulations (ITAR) and Export Administration Regulations (EAR) + Experience with Model-Based Design (MBD)/Model-Based Systems Engineering (MBSE) tools (Cameo Enterprise Architecture (SysML specifically)) + Collaboration with cross-functional teams to gather necessary information and data for reports and presentations + Earned Value Management / Cost Account Management experience + Experience coordinating the development of technical proposals and cost estimates during the bid and proposal phase + Strong technical, analytical, and problem-solving skills **What We Offer:** Benefits: 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 +  And more!  This role may be eligible for relocation. Avionics delivers advanced cockpit displays, vision systems, and comprehensive digital solutions for global government, commercial and business aviation customers. We provide connectivity and managed data services to ensure safety and seamless communication for passengers, crews, and militaries, from aircraft and airports to air traffic management. Join us in creating solutions that connect the world, one flight at a time. Start your application today. **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. Apply now and be part of the team that’s redefining aerospace, every day **.** The salary range for this role is 101,000 USD - 203,000 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 link (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) to read the Policy and Terms Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.