Senior/Principal Engineer

At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. That’s why most of our teams work from the office full time, with flexibility when it’s needed. You will be part of a world-class software engineering team that works on various cutting-edge technologies for the firewall. As a member of a data plane networking software group, you will be responsible for designing and developing the next-generation firewall. You will take ownership for large software components, work with product management on real life customer requirements, apply your knowledge to functional design, utilize your programming skills for efficient and robust implementation, and interact with quality assurance and field support teams in the whole software development cycle. The culture at Palo Alto Networks is creative, dynamic and inspiring to tackle real work Cyber-attacks.  Responsible for development of NextGen Network Security Components and Protocols for State-of-the-art firewalls deployed at Enterprise, Data Center, Cloud, and Service Provider environments. Lead the development of L2-L4 network security features, including stateful TCP/UDP inspection, across both hardware and virtual platforms. Develop scalable software solutions for a distributed session architecture spanning across a cluster of firewalls. Support critical customer escalations and provide root cause analysis in a timely manner; Your Experience ~15+ years of relevant experience. ~ Expert in common network protocols such as TCP/IP, IPv4, IPv6, multicast ~ Expert in dataplane technologies like DPDK based packet processing and performance tuning along with packet Latency / Loss analysis ~ Expert in typical network device features like NAT, ALG, DoS Protection ~ Strong experience in packet processing, parsing, networking (L2 -L4) protocols/architecture, Layer-2/Layer-3/Layer-4 packet flow ~ Expert in computer architecture, cybersecurity, distributed systems ~ Good to have experience in using Broadcom/Marvell chips for switching, QoS and interface management ~ In-depth understanding of common software vulnerabilities and mitigations ~ In-depth understanding of linux systems ~ Expert C, Python, Shell script programming skills ~ Tech lead experience in networking domains ~ Strong Experience in C++/JAVA programming and XML/JSON understanding is desirable ~ BS/MS degree in Computer Science/Engineering or equivalent experience Our engineering team is at the core of our products – connected directly to the mission of preventing cyberattacks. We are constantly innovating – challenging the way we, and the industry, think about cybersecurity. Our engineers don’t shy away from building products to solve problems no one has pursued before. We need individuals who feel comfortable in ambiguity, excited by the prospect of a challenge, and empowered by the unknown risks facing our everyday lives that are only enabled by a secure digital environment. We’re problem solvers that take risks and challenge cybersecurity’s status quo. We are committed to providing reasonable accommodations for all qualified individuals with a disability. If you require assistance or accommodation due to a disability or special need, please contact us at Alto Networks is an equal opportunity employer. We celebrate diversity in our workplace, and all qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or other legally protected characteristics. Is role eligible for Immigration Sponsorship? Please note that we will not sponsor applicants for work visas for this position.