Principal Software Engineer - Embedded Communications; Onsite

Location: US-IA-CEDAR RAPIDS-137 ~ 855 35

Th St NE ~ BLDG 137

Date Posted:

Country: United States of America

Position Role Type: Onsite

Security Clearance Type: DoD Clearance:
Secret

At Collins Aerospace, we don’t just build technology—we engineer mission success. Our Communication Systems teams are on the front lines of innovation, designing and delivering cutting‑edge embedded communication solutions that keep military forces around the world safe, connected, and informed—no matter the environment. We’re looking for a Principal Software Engineer who’s ready to make an impact. In this role, you won’t just write code—you’ll help shape the future of secure communications.

From software‑defined radios and advanced networking to state‑of‑the‑art cryptographic systems and open‑system platform software, your work will drive critical real‑time communications that enable pilots and soldiers to securely share voice, video, and data when it matters most.

• Design and develop cutting‑edge embedded software, networking and communication products in C/C++ and Rust
• Drive project success by planning and directly contributing to requirements, implementation, test development, and certification
• Develop innovative tools and automated testing infrastructures that support Continuous Integration and Continuous Development processes
• Mentor and guide software developers on technical and process challenges
• Lead large initiatives and organize tasks for team members, ensuring timely delivery
• Impact our business and our customers: supporting cost, schedule, and technical performance

• Gain technical leadership experience and mentorship opportunities to develop talent for yourself and others
• Collaborate with fellow subject‑matter experts and industry specialists, obtaining hands‑on experience with new and innovative technologies
• Engage with a multidisciplinary team to develop a cross‑functional skill set
• Grow into a subject‑matter expert on your projects and programs

• Typically requires a University Degree in Science, Technology, Engineering, or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
• Experience in leading efforts across the full software development lifecycle
• Experience with software for communications or similar products
• 5 years of experience with embedded software development
• 5 years of experience in Python, C/C++, and/or Rust

• Active U.S. Department of Defense Clearance
• Proficient with Linux development environments
• Proficient with Git and other version control systems
• Knowledgeable in networking and communications protocols
• Experience with Rust programming language
• Experience with multithreading and containerization
• Experience with communications systems or software‑defined radios
• Experience developing open systems architecture and microservices for containerized environments
• Experience applying patterns, data structures, and algorithms to solve problems in software systems
• Comfortable working in Agile/Scrum environments
• Ability to investigate complex problems to root cause and champion the creation and implementation of solutions
• Ability to design and implement solutions to complex problems with minimal guidance

• 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 purchase: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal,  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!

Relocation Eligibility:
Eligible for relocation

The salary range for this role is 107,500 USD - 204,500 USD.

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.