
STS International, Inc.
Mission-Driven Innovation for Defense and National Security
Explore capabilities, project experience, and office locations to build your shortlist.

Mission-Driven Innovation for Defense and National Security

Applied Chemical Engineering Services for the Process Industries
Oak Ridge, TN

Innovative technology and engineering solutions for simulation and training
Software. Education. Support.

Making Energy Cleaner

Lean Management, Strong Leadership, Dedicated People!
Orlando, FL

Aircrew Trainers and Cabin Systems.
Lakewood, CO
Providing Advanced Simulation Tools and Design Expertise for Liquid and Solid Rocket Propulsion Development
Sacramento, CA

Blue-Sky to Reality
Innovative R&D, multiphysics modeling, and engineering software solutions
Princeton, NJ+1

Combine Heat Balance with Data Analytics to Monitor and Detect Changes in Performance
Senior systems engineering for defense training and avionics modernization.

Committed Individuals Solving Challenging Problems
Midvale, UT

Your Gateway to Top-tier Engineering Services for Aerospace and Defense
Miami, FL

Defense-grade Execution Discipline for Regulated Industries
Melbourne, FL

Mechanical Design and Engineering and Machinery Design and Assembly Analysis.

Passionate and Creative
Engineering at the Xtreme
Boston, MA

Optical, Thermal, Mechanical Design and Product Development for LED
Rancho Cordova, CA

Scientific and engineering consulting services for aerospace, defense, and commercial applications.
Aberdeen Proving Ground, MD+1
Engineering & Simulation and FEA Analysis.
Lowell, MI

Solving Complex Challenges in Design, Compliance, and Litigation
Canal Winchester, OH

Mission-ready engineering
Warner Robins, GA+2

Better decisions begin with better intelligence.
Morristown, NJ+4