Nominal, whose software helps engineers test and analyse hardware such as aircraft, satellites and robots, has raised $240M in a Series C round at a $3B valuation. Lightspeed Venture Partners led the round and Insight Partners co-led it, Nominal announced on Monday .

That is triple its valuation in March. Back then, Nominal raised $80M at $1B in a round led by Founders Fund. Nominal told Paayal Zaveri at Bloomberg that its revenue has more than tripled so far this year. Bloomberg linked that growth to a boom in defence technology spending.

Lux Capital , Sequoia, General Catalyst, Founders Fund, Avenir, Salesforce Ventures, M13 and Lockheed Martin Ventures also invested in Nominal’s Series C. So did Red Glass Ventures, PSP Growth and Deployment Capital.

“Hardware engineering is getting its AI moment, with real operational value that goes far beyond making existing workflows faster,” said Cameron McCord, Nominal’s co-founder and chief executive.…