Senior Software Engineer – Embedded Cybersecurity (Onsite)

Company: RTX
Location: Cedar Rapids
Posted on: April 1, 2026

Job Description:

Date Posted: 2025-12-19 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: 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: DoD Clearance: Secret Our Crypto team in the Software Technologies directorate creates some crazy advanced embedded cryptographic capabilities for U.S. military communications products. We regularly work with the N.S.A. to ensure our military communications are secure and trustworthy. Our team works alongside multiple hardware, FPGA and software teams to seamlessly embed our advanced technology into several different products. As a Senior Software Engineer joining to join our team, where you will play a key role in the design, development, integration, and verification of our embedded encryption algorithms. Proficiency in C++, Python, and embedded Linux is crucial for rapid integration into our projects. While experience with secure systems, secure software development, or cryptographic applications is preferred, it is not required. The ideal candidate will consistently deliver superior results, ensuring project milestones are met while fostering a positive work environment. You should thrive in collaborative team settings, both in-person and through technology, and possess demonstrated expertise in integrating system hardware and software components." What You Will Do: Lead Software Development and Integration: S pearhead efforts on a multi-threaded embedded C++ product codebase, driving innovation at the cutting edge of technology. Design Embedded Solutions: Take the lead in designing and developing advanced embedded cryptographic solutions and communications products, ensuring alignment with strategic objectives. Drive Project Execution: Collaborate with cross-functional project teams to define requirements, implement software, and oversee test case development, verification test execution, and certification support. Mentor and Empower: Provide guidance and mentorship to fellow software developers, enhancing both technical proficiency and process optimization while cultivating a culture of collaboration and continuous improvement. Enhance Security and Reliability: Play a pivotal role in shaping products that significantly bolster the security and reliability of critical communications infrastructure. What You Will Learn: Gain hands-on experience in designing, developing, integrating, and verifying embedded encryption algorithms. Enhance proficiency in C++, Python, and embedded Linux through practical application in real-world projects. Explore secure systems and software development principles within a supportive team environment. Develop insights into cryptographic applications, fostering a deeper understanding of their implementation and implications. Participate in Agile methodologies, refining your ability to adapt and deliver in dynamic project settings. Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience Qualifications We Prefer: Crypto system requirements capture, design formulation, algorithms and implementation Verification and validation of crypto system functional and security requirements Development of artifacts to support certification of crypto system and components Experience with Information Assurance and/or Cybersecurity industry standards of practice Experience as a technical or project lead to ensure that project execution is successful Ideal candidates will have experience with software development using a high-level programming language (C++, C#, Java, Rust, Ada, VHDL) as well as hardware-software integration in real-time embedded systems. What We Offer: 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 Eligible for relocation And more! 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. *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. 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 82,000 USD - 164,000 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 to read the Policy and Terms

Keywords: RTX, Iowa City , Senior Software Engineer – Embedded Cybersecurity (Onsite), IT / Software / Systems , Cedar Rapids, Iowa