Defense software, modeling and cyber engineering for federal and DoD programs
OASYS is a Huntsville-based, employee-owned defense contractor whose stack mixes C++, MATLAB and STK for simulation with C#/.NET, Blazor and ASP.NET Core for application work. That combination, plus a recurring push to move legacy desktop tools to the web, points to modernization of mission software alongside space and missile modeling. Hiring is accelerating and heavily engineering-weighted, skewed toward mid and senior talent.
OASYS is a privately held technology services firm founded in 2010 and headquartered in Huntsville, Alabama. It works as both prime contractor and subcontractor on Federal Government and Department of Defense initiatives. Beyond Huntsville, the company operates satellite offices in Virginia, Florida, Tennessee, Texas, Oklahoma, North Carolina and Maryland. The firm is employee-owned and sits in the 51–200 employee range. Its work spans modeling and simulation, space and ground systems, weapon system cyber security and software development.
OASYS uses C++, C#, .NET, Python, Java, MATLAB and STK, with Blazor and ASP.NET Core for web apps, AWS GovCloud and Azure Government for cloud, and Fortify, Wireshark, Nmap and Nikto for security.
OASYS is headquartered in Huntsville, Alabama, with satellite locations in Virginia, Florida, Tennessee, Texas, Oklahoma, North Carolina and Maryland.
Job posts point to modeling and simulation, Tranche 3 space vehicle constellation integration, CEMA training simulations, precision fires programs and vehicle trajectory and debris dispersion modeling.
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OASYS, INC.'s technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →
This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.