Software Developer u2013 HWIL Simulation

Description SAIC is seeking a highly qualified Software Engineer to join the Aviation Systems Integration Lab (AVNSIL), located within the Software, Simulation, Systems Engineering and Integration Directorate (S3I) at Redstone Arsenal , in Huntsville, AL . The selected candidate will play a key role in the development and integration of aircraft simulation and stimulation (sim/stim) solutions supporting a variety of aviation platforms and mission systems. This role operates within a Hardware-in-the-Loop (HWIL) environment and directly contributes to system integration, testing, and validation efforts. This position requires a self-starter with a strong technical foundation, a willingness to learn, and the ability to collaborate across multidisciplinary teams in a fast-paced lab environment. The Software Engineer will be responsible for but not limited to the following: + Develop, integrate, and maintain software supporting aviation simulation and stimulation environments + Design and implement sim/stim models representing aircraft subsystems, avionics, and data interfaces + Collaborate with systems, hardware, and test engineers to support full system integration within HWIL environments + Participate in agile development activities including daily stand-ups, sprint planning, and retrospectives + Perform software testing, debugging, and validation to ensure stable and reliable system performance + Troubleshoot software and integration issues across lab systems, including hardware interfaces and communication protocols + Contribute to system and software design efforts, including architecture, interface definitions, and data flow + Conduct peer code reviews and maintain code quality using established best practices + Support integration of avionics communication protocols such as MIL-STD-1553 and ARINC 429 + Document software design, functionality, and test results to support maintainability and accreditation efforts + Provide technical support to users and assist with lab integration events, testing activities, and customer demonstrations Qualifications Required Education: + Bachelor's degree and five (5) yearsu2019 experience; additional four (4) yearsu2019 experience can be considered in lieu of degree. Required Clearance: + Must possess an active Interim Secret security clearance to start with the ability to obtain and maintain an active Secret; US Citizenship required. Required Skills: + Strong written and verbal communication skills + Ability to work independently with minimal oversight + Strong interpersonal skills with the ability to collaborate with team members and customers, including senior personnel + Proficiency in C++ Experience with software development, debugging, and testing practices + Ability to work in an agile or team-based development environment + Strong problem-solving skills and ability to troubleshoot complex systems + Ability to document code and technical processes clearly Desired Skills or Required Certifications: + Experience with C# + Familiarity with development tools such as Visual Studio, Git, and Atlassian + Familiarity with RTI DDS + Experience with LabVIEW + Familiarity with MATLAB and Simulink + Experience working with MIL-STD-1553 and/or ARINC 429 + Experience in aircraft simulation, avionics systems, or real-time software development + Experience with rotary-wing platforms such as UH-60, CH-47, or AH-64 + Experience with Unmanned Systems or Launched Effects REQNUMBER: 2611856SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit . For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability

Created: 2026-05-02