RTX
aerospace and defense
SeniorSoftwareEngineer-DatalinkProducts
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Software Engineer- Datalink Products at RTX. Skills: embedded software development, safety-critical embedded software development, C, C++. Design, code, test, and provide ongoing support for embedded systems software to meet technical and customer requirements.. Design and code based on low-level software requirements.”
Industry & Context.
solving the world’s most complex problems; identify and eliminate problems early in the development process
Must be authorized to work in the U. S. without the company’s immigration sponsorship now or in the future., The company will not offer immigration sponsorship for this position., The company will not seek an export authorization for this role., Security Clearance Type: None/Not Required, Security Clearance Status: Not Required, 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.
What They're Looking For.
Must Have
Must be authorized to work in the U. S. without the company’s immigration sponsorship now or in the future., Working knowledge of C, C++, Python., Knowledge of designing new software systems using object-oriented design principles., Demonstrated technical leadership capability for working with internal organizations and external customers., Knowledge of air/ground messaging and related data link protocols (ARINC 429, ARINC 618, VDL Mode 2, TCP/IP, ATN OSI etc. ), Knowledge of aircrew human-machine interface design.
Nice to Have
Network protocol knowledge, Real Time Operating System knowledge, Knowledge of aircraft systems (CMU, RIU, EICAS, MCDU, FMS, ACMS, etc. ) and their function in the aircraft.
What You'll Do.
and provide ongoing support for embedded systems software to meet technical and customer requirements.
Design and code based on low-level software requirements.
test and deliver real-time embedded software to target environments in support of program and customer commitments.
Assist with system level testing
working closely with cross functional areas to coordinate desired solutions
documenting problem reports and working resolution activities.
Participate in Design and Code Reviews with other members of the team to identify and eliminate problems early in the development process.
How You'll Work.
Team & Collaboration
cross-functional engineers working in an Agile environment; highly collaborative and engaged culture; working closely with cross functional areas; Design and Code Reviews with other members of the team; collaborative, cross-functional environment; collaboration and innovation are critical to our business; work with colleagues around the world
Communication Scope
Demonstrated technical leadership capability for working with internal organizations and external customers.
Process & Methodology
Agile environment
Full Job Description
**Date Posted:** 2026-05-14 **Country:** United States of America **Location:** US-IA-CEDAR RAPIDS-131 ~ 5450 C Ave NE ~ BLDG 131 **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements: ** Must be authorized to work in the U.S. without the company’s immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position. The company will not seek an export authorization for this role. **Security Clearance Type:** None/Not Required **Security Clearance Status:** Not Required At RTX, the world 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. We are currently seeking qualified candidates for a Senior Software Engineer role within our Datalink Products Software Organization. The DatalinkRIU team develops the Communication Management function for airborne safety router software, as well as Signal Processor software responsible for data concentration and audio management. Our team is made up of cross-functional engineers working in an Agile environment, focused on the design and development of software products. Our culture is highly collaborative and engaged. We value our customers, our products, and our people. If you are looking to do meaningful work, enjoy what you do, and be part of an exceptional team, this
Applying for this Senior Software Engineer- Datalink Products role?
Most applicants get filtered before a human reads their resume. See if yours makes the cut.
How to Apply on Workday
- Workday has a multi-step form — save your progress after every section.
- "Apply With LinkedIn" can fail or lose data; manual entry is more reliable.
- Watch for the "Submit for Review" final step — hitting "Save" alone does not submit.
- Job requisition numbers are useful when following up with HR by email.
ANONYMOUS · UNFILTERED
What do employees actually say about RTX?
Real rants from real employees. Read before you apply.