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I/ITSEC 2021: MOSA and STE shape the future of US Army training

3rd December 2021 - 15:57 GMT | by David Isby in Orlando


Soldiers prepare to operate training technologies during the STE User Assessment in Orlando, Florida. (Photo: US Army/Bob Potter)

Modular open source architecture forms the backbone of PEO STRI programmes.

The future of the US Army training enterprise lies in modular open source approach (MOSA) architecture. This is enshrined in law since Congress put language in the National Defense Authorization Act that requires MOSA use, including in the Army’s Synthetic Training Environment (STE), its largest planned investment in military training technology.

Harry Sotomayor, director of engineering for the Army’s Program Executive Office for Simulation, Training and Range Instrumentation (PEO STRI), called the STE his organisation’s ‘starship programme’. It will define the future of US Army simulation and training, with inbuilt MOSA from the start.

At a panel discussion

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David Isby


David Isby

David Isby is a Washington-based attorney and consultant on national security issues. He has experience …

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