Senior Systems Engineer (Onsite)

Location: US-IA-CEDAR RAPIDS-106 ~ 400 Collins Rd NE ~ BLDG 106

 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. The Environmental Effects Engineering (EEE) organization at Collins Aerospace is seeking a talented and driven Systems Engineer to support the Nuclear Effects Survivability Team’s efforts. This role offers a unique opportunity to engage across the full product development lifecycle, including pursuit and order capture, requirements definition, system design, software and hardware development and integration, systems test and verification/validation, and deployment. In this position, every day will bring new challenges, and your contributions will directly impact the performance and resilience of mission‑critical defense systems. You will play a key role in ensuring system-level functionality and robustness. The ideal candidate brings prior Systems and Nuclear Survivability experience and will contribute immediately by collaborating across disciplines to troubleshoot issues, analyze data, and implement effective solutions. A motivated engineer will excel here, supported by deep technical expertise and the autonomy to innovate. You’ll be entrusted with meaningful responsibility from day one, directly shaping product robustness and advancing a premier engineering capability. If you thrive on technical depth, collaborative problem‑solving, and opportunities to grow, this role is for you.

In this Systems Engineer role, you will support the following types of activities: Core Systems Engineering: Develop concepts of operations, requirements, and define system interfaces. Coordinate Testing Efforts: Develop and implement test plans, procedures, integration, and verification documentation. Integrate Systems: Integrate hardware and software mitigations for nuclear environments into tactical systems, evaluating their functionality and impact. Document and Communicate: Develop integration documentation, execute plans, analyze data, verify requirements and effectively communicate results to leadership and key stakeholders. Perform Data Analysis: Conduct statistical and numerical analysis of radiation performance data to ensure optimal system performance and verify requirements. Present Findings: Present technical findings and viable solutions to leadership and customers. Support Missions: Travel as needed (up to 20%) to support mission execution at various locations including local RTX facilities, test sites, vendor facilities, and customer locations.

You Must Have: Ability to obtain a US DoD Top Secret Security Clearance (Selected Candidate will be subject to a government security investigation/reinstatement and must meet eligibility requirements) Typically requires