"Microsoft, don’t bid on JEDI," company employees wrote in a blog post on the site Medium.

The company is the second to file a pre-award protest against the $10 billion contract solicitation.

The tech giant removed itself from competition for the DoD’s hotly contested cloud contract, citing ethical concerns about the use of artificial intelligence.

Microsoft’s cloud computing platform will expand its government services in early 2019, including providing Secret region capabilities for the DOD.

CSRA, now a subsidiary of General Dynamics IT, will provide commercial cloud capabilities from multiple services providers, including Microsoft and Amazon Web Services, to the Navy at Impact Levels 2, 4 and 5.

When agencies buy commercial capabilities, Bezos said, they "keep improving kind of ‘auto-magically’ without any effort."