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Raytheon Technologies Senior Principal Systems Engineer (Onsite) in Cedar Rapids, Iowa

Collins Aerospace is currently seeking a Senior Principal Systems Engineer to join the Integrated Strategic Solutions Engineering (ISSE) team in Cedar Rapids, Iowa. As a Senior Principal Systems Engineer, you will develop system requirements, models, designs, and validate these multi-domain Nuclear Command and Control (NC3) mission systems solutions used on the aircraft and ground stations being developed for our country’s strategic defense systems. This role includes focus on customer needs and requirements in order to design, develop, document and test both hardware and software systems, ranging from black box to the complex end-to-end platform systems.

Additionally, this position will be responsible for motivating team members, facilitating meetings, cultivating and reinforcing appropriate group values, behaviors, methods, and processes while identifying, analyzing and correcting problems.

This position will support the development of future of armed forces NC3 defense systems. This position will require on-site work in Cedar Rapids, Iowa. The project spans the entire development lifecycle, including pursuit and order capture, system design, requirements definition, requirement allocation, requirement traceability, use case development for software/hardware, systems integration, verification testing and qualification. The position will work closely with fellow systems engineers, Technical Project Engineers (PEs), Integrated Product Team Leads (IPTLs), Control Account Managers (CAMs), Value Stream Leaders, software leads, hardware leads, electrical and support staff to assure defined requirements and designs are consistently met in all phases of the product lifecycle.

Primary Responsibilities:

  • Serve as a lead systems engineer to capture, analyze, decompose, model, translate and create requirements and designs for large complex mission and communication systems.

  • Leads systems engineers in the development of functional, interface and performance specifications for hardware and software solutions.

  • Manage requirements and design changes while reporting technical risk areas.

  • Apply SysML concepts for System Modeling across a full engineering lifecycle

  • May serve as system lead in integration, verification and validation for large complex systems.

  • Author technical proposals/estimates and serve as a subject matter expert in non-advocate, internal and customer reviews.

  • Estimate, track, manage and report status relating to technical, cost, schedule, and risk performance for assigned scope of work.

  • Recommend and shepherd new methods, approaches, tools and techniques that drive continuous improvement in system and test development processes.

  • Mentors product development teams in the utilization of the appropriate processes and tools, thus increasing product quality and improving customer satisfaction.

    Basic Qualifications:

  • Bachelor’s degree and 10 years of prior relevant experience OR Advanced Degree in a related field and minimum 7 years’ experience OR In absence of a degree, 14 years of relevant experience is required

  • US Citizenship

  • Must have an active US Department of Defense (DoD) security clearance. Candidate selected will be subject to a government security investigation/reinstatement and must meet eligibility requirements

  • Expertise in systems engineering and open systems architectures

  • Operational concept development

  • System and product design

  • Requirements management, technical risk management, interface definition and configuration management.

  • Prior experience with control account management

    Preferred Qualifications:

  • Operational experience with embedded (low-level) software development, application software development, and/or hardware development

  • Experience with aircraft level system integration

  • Development of integration and test plans, test cases, and procedures

  • Executing product and system level tests to include experience with automation test tools or scripting

  • Experience using DOORS, Cameo, Enterprise Architect and JIRA or similar tools

  • Experience in technical proposal writing - Make/Buy Decision-making and trade study experience

  • Experience with Model Based Systems Engineering, UPDM, DODAF, SysML, AADL

  • Experience with bidding utilizing SEER tools

  • Experience with regulatory and certification requirements: TSO, DO-160, DO254, DO178B/C, and ARP4754

  • Experience working in an Agile development environment, being part of a highly integrated team working closely with SW, Integration and Verification teams

  • Experience and exposure to other related disciplines such as human factors, system safety, reliability & maintainability, and cybersecurity.

  • Experience with virtualization technologies

  • Knowledge of MIL-STD-1553B, ARINC 661 standard and bus protocols

  • Experience with TCP/IP network applications development

  • Software or Systems experience with Point Cloud Systems

  • Test Automation (Python) experience

C ollins Aerospace, a Raytheon Technologies 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.

Collins Aerospace Diversity & Inclusion Statement:

Diversity drives innovation; inclusion drives success . We believe a multitude of approaches and ideas enable us to deliver the best results for our workforce, workplace, and customers. We are committed to fostering a culture where all employees can share their passions and ideas so we can tackle the toughest challenges in our industry and pave new paths to limitless possibility.


  • Please consider the following role type definitions as you apply for 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.

    Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.

    Remote: Employees who are working in Remote roles will work primarily offsite (from home). An employee may be expected to travel to the site location as needed.

    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! 

Nothing matters more to Collins Aerospace than our strong ethical and safety commitments. As such, all U.S. positions require a background check, which may include a drug screen.


  • Background check and drug screen required (every external new hire in the U.S.)

  • Drug Screen only performed on re-hires who have been gone for more than 1 year

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.

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.

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.