Senior Principal Systems Engineer (Onsite)

Company: RTX
Location: Cedar Rapids
Posted on: April 2, 2026

Job Description:

Date Posted: 2026-02-11 Country: United States of America Location: US-IA-CEDAR RAPIDS-139 ~ 855 35Th St NE ~ BLDG 139 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: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 Raytheon, managed by Collins Aerospace Collins Aerospace is seeking a Senior Principal Systems Engineer to act as a Systems Engineering lead for the Enduring Open Systems Solutions (EOSS) Products Team located in Cedar Rapids, Iowa. This organization is responsible for leading system development of next generation Open System Architecture solutions which include open standards compliant modularity products and the ability to rapidly deploy new mission critical capabilities to the warfighter. As part of Collins Mission Systems, we specialize in developing advanced communications systems, ground and flight computers, sensors, cyber and software solutions, as well as providing integration of Mission Systems. The candidate will have unique opportunities to work directly with our military customers, engineering and program management teams and hardware and software engineers that are leading experts in their fields. As a Systems Lead, you will be tasked with leading teams executing full product development cycles from requirements distillation and definition through product design and acceptance. Successful candidates will be responsible for performing under limited supervision all tasks normally associated with the System Engineering discipline as well as providing effective leadership for a team of System Engineers. What You Will Do: Serve as the primary technology and systems engineering focal point driving System engineering practices across multiple teams Lead defining system design requirements, including derived requirements, from customers Oversee and guide technical direction to understand, analyze, and develop the models, requirements, and designs using enterprise standard tools, processes, and industry best practices Support engineering teams in the development of test & integration plans, procedures and generation of test flow diagrams Lead integration, verification, and validation tasks and activities Conduct performance analyses and simulations as needed Interact with multidisciplinary teams to achieve full product design (including hardware, software and firmware engineering) Prepare presentations and brief to customers during program design reviews Manage problems and issues requiring detailed information gathering, analysis, and investigation Coach, review, and delegate work to lower-level professionals Qualifications You Must Have: Experience in leading a team in requirements development and system architecture Participation in large-scale test and integration activities Expertise in requirements management tools (e.g., DOORS, DNG) or equivalent Expertise in Model-Based Systems Engineering (e.g., SysML, Cameo, Rhapsody) Proficiency in modeling/simulation tools (e.g., Matlab) Understanding of Systems Engineering support for Software, Hardware, and Firmware development and collaboration Comfort in interacting and engaging directly with customers and external business partners Leadership and mentoring experience systems engineering teams Proven track record in capturing customer requirements, operations concept development, deriving and tracing system and sub-system requirements Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience or in absence of a degree, 14 years of relevant experience Active and transferable U.S. government issued Secret security clearance is required prior to start date Qualifications We Prefer: Familiarity with qualification processes and certification procedures Experience or exposure to leading team with applications such as Microsoft Project, Confluence/JIRA Effective communication skills with all levels of management, program team members, and external stakeholders Agile experience as a Scrum Master, Product Owner, or other Agile leadership roles. Competence in peer review processes, configuration, and change management. Experience conducting root cause analysis and corrective actions. Understanding of military concepts of operations or radio performance standards. Familiarity with design to cost / design for manufacturing methods and experience transitioning product to factory production Existing Special Access Program (SAP) clearance What We Offer : Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. 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. WE ARE REDEFINING AEROSPACE. *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. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings. 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! 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 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

Keywords: RTX, Waterloo , Senior Principal Systems Engineer (Onsite), Engineering , Cedar Rapids, Iowa