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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Principal Systems Engr - Infrastructure (Onsite) - **Company:** RTX - **Location:** Cedar Rapids, IA, United States - **Experience:** Expert - **Salary:** $132,400.0 - $251,600.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Amazon Web Services, Systems Engineering, Microsoft Azure, Configuration Management, Complex Networks, Oracle (Applications), Scrum Methodology, Rhapsody, Systems Architecture, Systems Integration, Google Cloud, Devsecops, Vmware - **Published:** July 2, 2026 - **Apply:** https://dejobs.org/x/x/9BA7E10E081C4EBDA1FB45E954D1097F/job/ ## About the Role The ability to obtain and maintain a U.S. government issued security clearance is required., * Demonstrated technical leadership experience leading engineering teams and cross-functional engineering efforts. * Proven experience capturing customer requirements, developing operational concepts, and deriving and tracing system and subsystem requirements. * Strong communicationand presentation skills with executive leadership, customers, program teams, and external stakeholders. * Experience leading technical decision-making, risk management, and system-level trade studies in complex development environments. * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations + 8 years prior relevant experienceoran Advanced Degree in a related field + 5 years of experience. * The ability to obtain and maintain a U.S. governmentDoDissuedtop-secretsecurity clearanceis required. * U.S. citizenship isrequired, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer: ** ** * Extensive experience designing and integrating complex network architectures using physical and virtual networks with VMware and/or cloud platforms (AWS, GCP, Azure, Oracle) in cloud and hybrid environments. * Expertisewith MBSE toolssuch asMagicDrawCAMEO, Rhapsody, or Enterprise Architect. * Experiencewithdevelopment ofFPGAdesigns. * Experience leading Agile development activities as a Scrum Master, Product Owner, Release Train Engineer, or similar leadership role. * Advanced experience developing complexSysMLmodels, including activity, sequence, state, parametric, and block definition diagrams. * Experience with Project Management, Control Account Management (CAM), earned value management systems (EVMS), and program execution. * Familiarity with proposal development, basis of estimate creation, and estimation tools such as SEER products. * Experience with digital transformation initiatives,DevSecOps, and modern systems engineering practices. * Strong understanding of configuration management, change management, and peer review processes. * Experience conducting root cause analysis, corrective actions, andcontinuous improvement initiatives. ## Description As a Senior P rincipal S ystems Engineer within Strategic Defense Solutions (SDS), you'll contribute to the Infrastructure IPT using next-generation network, compute, storage, and cybersecurity solutions supporting Strategic Nuclear Deterrence programs. In this highly visible technical leadership role, you'll drive complex systems engineering efforts across the full program lifecycle - from concept development and architecture definition through integration, accreditation, production, and sustainment. You'll collaborate across engineering disciplines, influence technical strategy, mentor engineering teams, and partner directly with customers and program leadership to deliver mission-critical capabilities. Sign-on Bonus Eligible What You'll Do: * Lead systems engineering activities across the full development lifecycle for complex aerospace and defense systems. * Lead development of system architectures, CONOPS, interface definitions, and MBSE artifacts usingSysML. * Provide technical leadership for system integration, verification, validation, troubleshooting, and accreditation activities. * Drive cross-functional collaboration across software, hardware, cybersecurity, integration, and test teams. * Lead Agile systems engineering activities, including decomposition of epics and features into executable user stories with clear acceptance criteria. * Manage technical execution, program risks and opportunities, schedules, cost, and performanceobjectives. * Serve as a technical mentor and coach to systems engineering teams while supporting talent development and engineering excellence. * Interface directly with customers, senior leadership, suppliers, and stakeholders in both collaborative and classified lab environments. * Support proposal development, technical estimation, and strategic business growth initiatives. What You'll Learn: * Advanced leadership practices supporting large-scale aerospace and defense programs. * Application ofcutting-edgeMBSE methodologies and digital engineering strategies. * Emerging technologies in secure communications, cloud-enabled architectures, and mission-critical military platforms. * Best practices in operational excellence through Collins Aerospace's Customer Oriented Results and Excellence (CORE) Operating System. * Opportunities to influence technical strategy and innovation across strategic defense programs. ## Related Videos - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [DevSecOps: Injecting Security into Mobile CI/CD Pipelines](https://www.wearedevelopers.com/videos/273-devsecops-injecting-security-into-mobile-ci-cd-pipelines) - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [DevSecOps: Security in DevOps](https://www.wearedevelopers.com/videos/36-devsecops-security-in-devops) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)