Sr. Member of Technical Staff - Platform
- Salary
- $172K - $198K
- Level
- Staff
- Work type
- On-site · Sunnyvale
Not stated in the posting: visa.
Open. First seen 2 October 2026.
About the role
Illumio's standard text
Onwards Together!
Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud environments – stopping the spread of attacks before they become disasters.
Illumio's standard text
Recognized as a Leader in the Forrester Wave™ for Microsegmentation, Illumio enables Zero Trust, strengthening cyber resilience for the infrastructure, systems, and organizations that keep the world running.
Our Team's Vision:
Our Engineering team is shaping the future of cybersecurity. We thrive on visionary leadership, autonomy, and ownership, fostering a culture of innovation that propels us forward in the ever-evolving cybersecurity landscape.
As a leader in Zero Trust Segmentation, we are redefining security for a world facing unprecedented cyber threats. You’ll work with a highly scalable SaaS service built using cloud-native technologies while simultaneously shipping the solution on-premises.
Our guiding philosophy in Engineering is to get things right through practicing disciplined engineering, focusing, not cutting corners, and of course having fun while we are at it. We believe in enabling ownership at all levels of the organization and empowering teams. If you thrive in this culture, come join us!
Your Impact:
- The VEN Policy Platform team is seeking a talented engineer with a strong background and interest in Networking, Operating Systems and System Software Development, who will work on our industry-leading Adaptive Segmentation Solution.
- We are looking for an engineer to build C++ system services for the Illumio Virtual Enforcement Node — a software agent that runs inside application workloads to enforce security policies within the Illumio Adaptive Security Platform.
- Your C++ code will be used in a lightweight agent that delivers micro-segmentation security by building on proven, pre-existing mechanisms inside both Unix (Linux, Solaris, AIX), Windows and MacOS operating systems, in order to minimize its footprint.
- Your desire to help build system services, combined with your knowledge of operating systems, will be leveraged to build innovative solutions.
- Your code will help to secure our customers’ most critical systems and applications.
- You will have an immediate impact on features within Virtual Enforcement Node, from concept, design, and development, and you will learn from a talented team of engineers.
Your Toolkit:
- Bachelor’s in computer science or equivalent degree. Master’s degree a plus
- 5+ years building distributed & scalable software systems
- Strong experience in software applications.
- Familiarity with networking at the application level.
- Creative thinking.
- Proficiency in C++.
- Have authorization to work in the United States.
Bonus Points:
- Experience with other firewalling technologies such as iptables, nftables, or packet filter.
- Familiarity with BPF/eBPF
Illumio's standard text
This position involves access to software/technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls
#LI-TD1 #LI-ONSITE
Our Commitment
Illumio's standard text
Illumio believes that an environment of unique backgrounds, experiences, viewpoints, and individual contributions creates a culture of belonging, drives our future, and makes us stronger together in support of our customers and their success.
All official job offers from our company are extended directly by our recruitment team and will be sent through an official E-Signature document for your review and signature. Please be aware that we do not ask for any personal information in the process of extending offers of employment, such as financial details or social security numbers. Upon acceptance of any offer, we will request such information as part of the onboarding process prior to or on your first day of employment, and only after completing a background check through an authorized third-party vendor.
Illumio's standard text
If you receive any communication asking for personal details outside of these processes, please contact us immediately to verify the authenticity of the request. Your security is important to us, and we are committed to a safe and transparent hiring experience.
For roles in San Francisco and Los Angeles: Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Illumio will consider for employment qualified applicants with arrest and conviction records.
What this role asks for
Particular to this role
C++ · Node.js
Rare in Illumio's other 41 open postings.
In most of Illumio's ads
Cybersecurity · Zero Trust
Named in most of its open postings, whatever the role.
74% of this description is written for the role. The rest is Illumio's standard text, folded away below.
Read against Illumio's other open postings on this site.
The team: Engineering HIRES STEADILY
This role is one of 28 open in Engineering. 3 were posted in the last 30 days and the oldest in November: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Cybersecurity (28 of 28), Zero Trust (28 of 28), Kubernetes (26 of 28), AWS (25 of 28), Azure (25 of 28), Golang (24 of 28), GCP (23 of 28)
OTHER ROLES ON THIS TEAM
- Senior Engineer, Cloud Security posted Oct 7
- Senior Software Engineer posted Oct 7
- Staff Engineer posted Sep 24
- Member of Technical Staff II, Cloud Security posted Sep 17
- Sr. Engineering Manager, Analytics and Applied AI posted Sep 2
- Member of Technical Staff II- Cloud Security posted Aug 27
- Sr. Engineering Manager - Full Stack posted Aug 20
- Staff Engineer posted Aug 18
- Sr. Software Engineer - Container Security posted Aug 14
- Sr. Software Engineer - Cloud Security posted Aug 14
- Sr. Member of Technical Staff posted Aug 6
- Sr. Member of Technical Staff posted Aug 3
- Sr. Member of Technical Staff - Architecture posted Aug 3
- Sr. Software Engineer- Container Security posted Jul 17
- Staff Engineer posted Jul 17
- Staff Engineer - Container Security posted Jul 17
- Staff Engineer - Cloud Security posted Jul 17
- Senior Software Engineer posted Jul 13
- Sr. Software Engineer - Cloud Security posted Jul 13
- Software Engineer - Cloud Security posted Jul 13
- Member of Technical Staff II - Cloud Security posted Jul 13
- Full Stack Software Engineer posted Jun 12
- Sr. Site Reliability Engineer posted Jun 9
- Staff Engineer, Cloud Security posted May 13
- Sr. Staff Engineer posted Apr 29
- Sr. Manager, Engineering posted Mar 3
- Sr. Member of Technical Staff - Platform posted Nov 3
From the team and dates on Illumio's own job board.
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