Categories Articles I was a senior leader in Big Tech, and I’m worried by middle managers losing jobs. They’re essential — if you know how to use them. Post author By crystalg Post date December 20, 2025 Business Insider Business Insider Tags 'Managers, &mdash, Essential, Jobs, Know, Leader, Losing, Middle, Senior, Tech, Them, They're, worried ← Prioritizing Profitability Over Ethics Is a Losing Strategy. Here’s What It’s Costing You. → Rivian’s AI pivot is about more than chasing Tesla