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Company profile

SimIS Inc. Tech Stack

Defense modeling, simulation, and test & evaluation for naval and border systems

Information Technology & Services Portsmouth, Virginia 51–200 employees Founded 2007 Privately Held
simisinc.com LinkedIn

SimIS is a veteran-owned defense contractor whose job posts center on operational test and evaluation of US Navy undersea warfare systems, combat system simulation, and field testing of border security technologies. Hiring is accelerating and skews heavily toward senior engineers. The stack mixes C++, C#/.NET, and Java with SAS, SPSS, Stata, and Spark, pointing to simulation software paired with heavy statistical analysis of test data.

Tech Stack 86 technologies

Core StackSAS Jira C++ C# Java Python Docker Kubernetes Cisco ASP.NET JavaScript TypeScript Vue SQL Server Tableau Power BI Apache Spark TensorFlow SPSS GIS Wireshark iPaaS ASP.NET Core Entity Framework MSTest xUnit NUnit Stata NoSQL Qlik Sense+48 more

What SimIS Inc. Is BuildingChallenges and projects from their job posts

◆Challenges

  • Complex test projects with field data integrity demands
  • Ensuring compliance with PMOD standards
  • Integrating legacy systems and cross-platform interoperability
  • Adapting systems to future threats
  • Achieving comprehensive border coverage
  • Managing multi-site operations

▲Active Projects

  • OT&E of US Navy undersea warfare systems
  • Combat system simulation and performance verification
  • Field-based operational tests for border security technologies
  • Training simulation and shore-based training integration
  • NATO force design capability requirements and delivery
  • VANGARD program

Hiring Activity

Accelerating50 roles · 10 in 30d

Department

Engineering
37
Data
5
Research
3
Ops
2
Security
2
Finance
1

Seniority

Senior
35
Mid
8
Intern
2
Junior
2
Director
1
Lead
1
Manager
1

Notable leadership hires: Test Director, Project Lead, Technology Assessment Lead

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About SimIS Inc.

SimIS Inc. is a privately held, veteran-owned small business founded in 2007 and headquartered in Portsmouth, Virginia. The company provides information technology services to government clients, covering modeling and simulation, information security, enterprise architecture, and software and app development. Current work spans naval combat and training simulation systems, operational test and evaluation, NATO capability requirements development, and border security technology testing. The company employs 51–200 people and hires in the United States.

HeadquartersPortsmouth, Virginia
Company Size51–200 employees
Founded2007
Hiring MarketsUnited States

Frequently Asked Questions

What does SimIS Inc. do?

SimIS provides modeling, simulation, cybersecurity, and test and evaluation services, with active work on US Navy undersea warfare systems, combat system simulation, training systems, and border security technology testing.

What tech stack does SimIS use?

SimIS uses C++, C#, Java, Python, ASP.NET Core, TypeScript, Vue, SQL Server, Docker, Kubernetes, Apache Spark, TensorFlow, plus SAS, SPSS, Stata, Tableau, and Power BI for analysis.

Where is SimIS Inc. headquartered?

SimIS Inc. is headquartered in Portsmouth, Virginia, United States, and is a privately held veteran-owned small business founded in 2007 with 51–200 employees.

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How this profile is built

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 →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.