Defense modeling and simulation platform for naval warfare systems
SimIS is a defense contractor specializing in operational test and evaluation (OT&E) and high-fidelity simulation for undersea warfare and combat systems. The tech stack—MATLAB, LabVIEW, SPICE for modeling; Cisco, Wireshark for network analysis; C++, Java, Python for systems; Jira, Azure DevOps for delivery—reflects a hybrid engineering culture built for both simulation rigor and government compliance. Hiring is senior-heavy (41 of 63 roles) with engineering dominating (42 roles), signaling focus on deep technical expertise over scaling sales or operations.
Notable leadership hires: Project Lead, Chief Systems Analyst, Emerging Technology Assessment Lead
SimIS Inc., founded in 2007 and based in Portsmouth, Virginia, is a Veteran Owned Small Business providing modeling, simulation, and cybersecurity solutions to the U.S. Department of Defense. The company focuses on operational test and evaluation of naval systems, combat system simulation, scenario development, and integration of emerging technologies for NATO and DoD clients. Work spans undersea warfare systems, shore-based training platforms, and interoperability analysis. As a government contractor, SimIS operates under federal and industry compliance requirements and serves a client base of defense and intelligence agencies.
Core modeling: MATLAB, LabVIEW, SPICE. Programming: C++, Java, Python, C#, .NET. DevOps: Jira, Azure DevOps Server, Jenkins, Puppet, Chef, Ansible. Deployment: Docker, OpenShift. Network/security: Cisco, Wireshark. Enterprise tools: Salesforce, Appian.
OT&E of Navy undersea warfare systems, combat system simulation for the M33 branch, high-fidelity simulation for verification, NATO emerging technology integration, scenario development tools, and shore-based training systems.
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SimIS 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 →
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