Illumio · 1 day ago
Staff Engineer - Windows Kernel Driver
Sunnyvale, CA
Full-time
Onsite
Lead/Staff
8+ years expIllumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. The Staff Engineer will build a new way to orchestrate Zero Trust segmentation using the Windows Filtering Platform, owning and designing critical features and subsystems while ensuring robust implementation for enterprise-level infrastructure protection.
Cloud SecurityCyber SecurityData CenterSaaSSecurity
Responsibilities
You will build a new, unprecedented way to orchestrate Zero Trust segmentation down to the application utilizing the Windows Filtering Platform
Use the latest technologies and C++ standard
You will have the opportunity to own and design critical features and subsystems, work out all the details, and defend the design before your peers
You will deliver a rock-solid implementation that is elegant, simple, scalable, stable, secure, and supportable
You will have the opportunity to work with the field organization and key customers to shape this novel product
Qualification
Required
Bachelor's in computer science or equivalent degree
8+ years building distributed & scalable software systems
Expertise in programming in C or C++ (11/14/17/20)
Sound networking programming skills at the ip/socket or lower level
Experience with Windows kernel level debugging
Experience developing multi-process and multi-threaded applications
Must have written production quality Windows Kernel Drivers
Familiarity with, and passion for Windows Filtering Platform (WFP), and related technologies
Solid foundation in data structures, algorithms, networking concepts, and debugging skills
Preferred
Experience with other firewalling technologies such as iptables, nftables, or packet filter
Familiarity with BPF/eBPF
Company
Illumio
Illumio, the breach containment leader
501-1000 employees
H1B Sponsorship
Illumio has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (44)
2024 (26)
2023 (21)
2022 (12)
2021 (19)
2020 (24)
Funding
Current Stage
Late StageTotal Funding
$557.5MKey Investors
Thoma BravoJ.P. Morgan Asset ManagementGeneral Catalyst
2021-06-23Series F· $225M
2019-02-07Series E· $65M
2017-06-07Series D· $125M
Leadership Team
Andrew Rubin
CEO & Founder
Ben Verghese
Chief Technology Officer
Recent News
2025-12-19
Best Endpoint Protection Security (EPP) Tools, Software, Solutions & Vendors
2025-12-19
2025-12-15
Company data provided by crunchbase