Senior C# Software Engineer – Test Systems

Job description

Date Posted: 2026-04-20 Country: United States of America Location: US-OR-WILSONVILLE-594 ~ 27300 SW Parkway Ave ~ BLDG 594 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Clearance Type: None/Not Required Security Clearance Status: Not Required Collins Aerospace is seeking a Senior C# Software Engineer who will play a key role in developing and maintaining high-quality production software in an Agile environment. You will design, implement, and enhance solutions primarily using C# (.NET 6/8), while applying industry best practices throughout the development lifecycle. You will collaborate closely with stakeholders and cross-functional engineering teams to deliver project milestones, provide technical direction, and support program execution and proposal activities. This is an excellent opportunity to contribute to continuous team improvement and knowledge sharing in a collaborative, high-impact setting. Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the glob...