Ilya Grebnov
Distinguished Engineer & Deputy CISO, Business & Industry Copilot at Microsoft
Kirkland, Washington, United States
Summary
👤
Senior🎓
Top SchoolIlya Grebnov is a Distinguished Engineer and security leader with 15 years of experience building large-scale cloud and enterprise systems, currently leading Microsoft's Copilot Cowork team to deliver enterprise-grade agentic AI across Microsoft 365. He combines deep architecture and platform expertise—from Azure Resource Manager to Power Platform and Dynamics 365—with hands-on product leadership that aligns engineering, security, compliance, and governance for regulated customers. As Deputy CISO for Business & Industry Copilot and former Trust & Quality Architect, he uniquely blends offensive and defensive security thinking into product design to make long-running, multi-step automation safe for enterprises. Ilya previously founded a cloud-native monitoring startup acquired by Microsoft and has a strong background in high-performance computing from his master's studies. He is based in Kirkland, WA, and is known for translating complex distributed-systems challenges into auditable, production-ready solutions. A pragmatic technologist, he focuses on delivering measurable trust and reliability in emerging AI-driven workflows.
15 years of coding experience
14 years of employment as a software developer
Masters in Computer Science, High Performance Computing, Masters in Computer Science, High Performance Computing at Ivanovo State Power University
English, Russian
Stackoverflow
120reputation
605reached
2answers
1question
Github Skills (78)
microsoft-azure10
burrows-wheeler-transform10
compression10
compressor10
multicore10
dotnet10
zlib10
json10
nvidia10
csharp10
suffix-array10
brotli10
azure9
benchmark9
lz49
Programming languages (8)
Github contributions (5)
IlyaGrebnov/libbsc
May 2011 - Dec 2022
High performance block-sorting data compression library
Contributions:12 releases, 69 commits, 9 PRs in 11 years 9 months
compression
IlyaGrebnov/libsais
Feb 2021 - Jun 2022
The libsais library provides fast linear-time construction of suffix array (SA), generalized suffix array (GSA), longest common prefix (LCP) array, permuted LCP (PLCP) array, Burrows-Wheeler transform (BWT) and inverse BWT based on the induced sorting algorithm with optional OpenMP support for multi-core parallel construction.
Contributions:21 releases, 18 commits, 11 PRs in 1 year 4 months
burrows-wheeler-transformmulticoreopenmpsorting-algorithmssuffix-array
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