Zscaler
Principal Software Engineer - Data Path
Zscaler, San Jose, California, United States, 95199
Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy.
As a Principal Software Engineer, you will work on the requirements, design and code components of a very large scale distributed system with a sense for performance and scalability, troubleshoot issues with hawkish skills, work with Operations and Support to help manage a healthy cloud and happy customers and at the end of the day – display accountability in areas assigned to you.
We develop solutions that are transforming the internet security business, and millions of users rely daily on our service for data protection and comprehensive security. We also provide real-time analytics to our customers for unmatched visibility and maintain a state-of-the-art NOC. The development team works on the complete L1-L7 n/w stack, Zscaler OS, Device Drivers, web filtering, policy enforcement, next-gen firewall, sandboxing, DLP, Digital Experience and mobile user solutions. Being responsive to our customers and delivering industry-leading, mission-critical solutions require precise engineering and a philosophy of continuous improvement.
We're looking for an experienced Principal Software Engineer to join our Core ZIA team. Reporting to the Sr. Director, ZTNA and Inline applications, you'll be responsible for:
Work with a team of software engineers, architects, and product managers to create performance and scalable solutions that meet the demands of our customers.
Lead the development of the data path software, focusing on high-performance, low latency data forwarding and packet processing.
Participate in all phases of the product development cycle, from definition, design, through implementation and testing. Develop functional specifications, assess task requirements and scheduling, and participate in the development, debugging and support.
Conduct code reviews to maintain code quality and maintain documentation for the code, including design specifications and user guide.
What We're Looking for (Minimum Qualifications)
BS degree in CS/CE or equivalent is required with 12+ years software development experience building large-scale commercial networking and security applications.
Hands-on programming in C, debugging memory corruption, Multithreading, SMP and in depth knowledge in Data-Structures and Algorithms along with good Unix/Linux Kernel.
Hands on Experience troubleshooting networking/system issues using tools like perf, gdb, Wireshark, tcpdump, curl, wget, etc.
Software design concepts - HA, failover redundancy, load balancing, optimizing for scale and performance.
Experience with network control-plane protocols like DHCP, VRRP, CARP, OSPF, BGP.
What Will Make You Stand Out (Preferred Qualifications)
Experience in user space data plane such as OVS-DPDK.
Experience with FreeBSD-based networking solutions and/or ESXi Hypervisor/KVM infra & file system knowledge.
Experience with software-defined networking solutions like SDN, SD-WAN, etc.
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As a Principal Software Engineer, you will work on the requirements, design and code components of a very large scale distributed system with a sense for performance and scalability, troubleshoot issues with hawkish skills, work with Operations and Support to help manage a healthy cloud and happy customers and at the end of the day – display accountability in areas assigned to you.
We develop solutions that are transforming the internet security business, and millions of users rely daily on our service for data protection and comprehensive security. We also provide real-time analytics to our customers for unmatched visibility and maintain a state-of-the-art NOC. The development team works on the complete L1-L7 n/w stack, Zscaler OS, Device Drivers, web filtering, policy enforcement, next-gen firewall, sandboxing, DLP, Digital Experience and mobile user solutions. Being responsive to our customers and delivering industry-leading, mission-critical solutions require precise engineering and a philosophy of continuous improvement.
We're looking for an experienced Principal Software Engineer to join our Core ZIA team. Reporting to the Sr. Director, ZTNA and Inline applications, you'll be responsible for:
Work with a team of software engineers, architects, and product managers to create performance and scalable solutions that meet the demands of our customers.
Lead the development of the data path software, focusing on high-performance, low latency data forwarding and packet processing.
Participate in all phases of the product development cycle, from definition, design, through implementation and testing. Develop functional specifications, assess task requirements and scheduling, and participate in the development, debugging and support.
Conduct code reviews to maintain code quality and maintain documentation for the code, including design specifications and user guide.
What We're Looking for (Minimum Qualifications)
BS degree in CS/CE or equivalent is required with 12+ years software development experience building large-scale commercial networking and security applications.
Hands-on programming in C, debugging memory corruption, Multithreading, SMP and in depth knowledge in Data-Structures and Algorithms along with good Unix/Linux Kernel.
Hands on Experience troubleshooting networking/system issues using tools like perf, gdb, Wireshark, tcpdump, curl, wget, etc.
Software design concepts - HA, failover redundancy, load balancing, optimizing for scale and performance.
Experience with network control-plane protocols like DHCP, VRRP, CARP, OSPF, BGP.
What Will Make You Stand Out (Preferred Qualifications)
Experience in user space data plane such as OVS-DPDK.
Experience with FreeBSD-based networking solutions and/or ESXi Hypervisor/KVM infra & file system knowledge.
Experience with software-defined networking solutions like SDN, SD-WAN, etc.
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