Expoint – all jobs in one place
Finding the best job has never been easier
Limitless High-tech career opportunities - Expoint

Palo Alto Principal Engineer Software Mobility 4G/5G 
United States, California 
509335640

06.05.2025

Being the cybersecurity partner of choice, protecting our digital way of life.

Your Career

As a Principle Software Engineer you will be responsible for development of Next Gen Network Security Components and Protocols for State-of-the-art firewalls deployed at Enterprise, Data Center, Cloud, and Service Provider environments.

You will help define the architecture and develop network security features for 4G and 5G mobility service provider technology GTP and develop security modules with disruptive technologies based on deep packet inspection (DPI) and Machine Learning (ML) Algorithms.

Develop scalable high availability solutions for stateful failover and work with multi-functional team members on user requirements, including but not limited to Product Management, QA, Support, etc.

Your Impact

  • Responsible for development of Next Gen Network Security Components and Protocols for State-of-the-art firewalls deployed at Enterprise, Data Center, Cloud, and Service Provider environments

  • Developing network security features for 4G and 5G mobility service provider technology GTP/PFCP

  • Develop security modules with disruptive technologies based on deep packet inspection (DPI) and Machine Learning (ML) Algorithms

  • Develop scalable high availability solution for stateful Failover

  • Work with multi-functional team members on user requirements, including but not limited to Product Management, QA, Support, etc.

  • Effective decision maker, take ownership and independently drive, lead tasks and assignments

Your Experience

  • 8+ years of in-depth C programming experience

  • Strong experience in large scale software development on Unix/Linux

  • Multi-core and Multi-threading programming experience is a MUST

  • In-depth knowledge in networking, especially in L2, L3, L4 protocols such as IPv4, IPv6, TCP, UDP is a MUST

  • Experience on data plane forwarding and network processor programming

  • Can-do attitude and ability to take initiative and drive open issues to completion

  • Strong communication skills to work effectively with multi-functional groups

  • Knowledge in Cloud solutions is a plus

  • BS/MS degree in Computer Science/Engineering or equivalent experience

Nice to Have Skills:

  • Knowledge of GTP/PFCP/SCTP or 4G/ 5G is a plus

  • Knowledge of mobility service provider core network architecture is a plus

We define the industry, instead of waiting for directions. 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.

Compensation Disclosure

The compensation offered for this position will depend on qualifications, experience, and work location. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/commissioned roles) is expected to be between $200 - $230/YR. The offered compensation may also include restricted stock units and a bonus. A description of our employee benefits may be found .

All your information will be kept confidential according to EEO guidelines.