New

Senior Software Engineer (onsite)

22nd Century Technologies, Inc.
Pay Rate: $80- $85/hr. on W2
United States, Oregon, Wilsonville
Nov 20, 2025
Title: Senior Software Engineer (onsite) Location with zip code: Wilsonville, OR 97070 Duration: 12+ months Shift Timing (Day/ Evening/ Night): 1^st shift - Shift Hours: 40 hrs./week Pay Rate: $80- $85/hr. on W2 Note: Position Role Type: U.S. Citizen or U.S. Person, On site in Wilsonville, OR. Works on optical test equipment aviation products. C# and LabView experience are required needs. Job Description: We are seeking a seasoned Senior Software Engineer who is a recognized expert in C# (.NET). You will design, build, and maintain high-reliability test automation systems that control scientific instruments, acquire data, and deliver results to manufacturing lines. This is a hands-on coding role working with an existing Test SW development team. Role & Responsibilities: Perform software development within an Agile Software Development group. Provide direct support of program efforts and proposal activities. Develop software mainly in C# using .NET 6/8 WPF/WinForms UIs, async/await services, gRPC/REST APIs, Entity Framework Core, unit testing (xUnit/NUnit). Design and build software using industry best practice Collaborate with stakeholders and other engineers Contribute to the completion of milestones associated with your project Contribute to continuous improvement within your team Collaborate with your peers on technical direction within your team This 1st shift role will be 100% on-site and based in Wilsonville, Oregon. Required Skills and Experience: Direct experience shipping production code in modern C#: async/await, DI containers, EF Core, WPF/MVVM, gRPC. Experience working in an Agile delivery team Use of Code repositories, familiarity with branching strategies, pull requests and merge processes. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 7 years of prior work experience, or an Advanced Degree in a related field and a minimum of 3 years of prior work experience. Qualifications We Prefer: Bachelor's or Master's in Computer/Electrical Engineering or related field. Ability and desire to facilitate team growth and knowledge transfer. Communication, interpersonal, and decision-making skills. Nice to Have: Certified LabVIEW Developer (CLD) or Architect (CLA) - or equivalent portfolio. Experience with LabVIEW Real-Time/FPGA, Test Stand, Vision, DIAdem, SystemLink. Experience with aerospace test systems.