Principal Software Engineer (IoT Security)

Palo Alto Networks
Santa Clara, CA

Company Description

Our Mission

At Palo Alto Networks® everything starts and ends with our mission:

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

Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we’re looking for innovators who are as committed to shaping the future of cybersecurity as we are.

Who We Are

We take our mission of protecting the digital way of life seriously. We are relentless in protecting our customers and we believe that the unique ideas of every member of our team contributes to our collective success. Our values were crowdsourced by employees and are brought to life through each of us everyday - from disruptive innovation and collaboration, to execution. From showing up for each other with integrity to creating an environment where we all feel included.

As a member of our team, you will be shaping the future of cybersecurity. We work fast, value ongoing learning, and we respect each employee as a unique individual. Knowing we all have different needs, our development and personal wellbeing programs are designed to give you choice in how you are supported. This includes our FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees, our mental and financial health resources, and our personalized learning opportunities - just to name a few!

At Palo Alto Networks, we believe in the power of collaboration and value in-person interactions. This is why our employees generally work full time from our office with flexibility offered where needed. This setup fosters casual conversations, problem-solving, and trusted relationships. Our goal is to create an environment where we all win with precision.

Job Description

Your Career

At Palo Alto Networks, we have built a firewall-as-a-platform that can process massive volumes of network data from hundreds of thousands of customer deployments and millions of users. We leverage data science and machine learning extensively to analyze the network traffic, to protect the users' data and network from malicious exploits and attacks, and to provide the most insightful knowledge for our customers' OT operations.

Come work with the most talented data scientists, software developers and security researchers in one of the fastest growing areas of cyber security today! Be part of our amazing team of IoT device identification and security professionals unlocking the value of data to shape this relatively new landscape and make a real impact in securing the future of IoT.

You will conduct research and participate in product development that helps build a platform to protect the ever growing number of Internet of Things, solve the ever growing challenges in cyber security, and drive technology evolution that creates positive impact over business and in the communities.

Your Impact

  • Design and develop software for IoT security engine in our cloud-based software component
  • Discover new data and vulnerability insights by analyzing IoT network traffic data and performing IoT data mining
  • Model and analyze network data, research network protocols and identify IoT devices and their associated risks using a network data set
  • Utilize ML technologies or work with ML engineers to analyze data, detect threats, and discover insights
  • Build tools and automation needed for IoT network data collection and analytics with the capacity to leverage new software techniques
  • Support requests from the field teams and the customers to troubleshoot or answer questions

Qualifications

Your Experience

  • 10+ years of industry experience in Computer Networking and Network Security or work related fields or equivalent military experience
  • Good Knowledge of Computer networking in general, Ethernet, TCP/IP in particular
  • Good Knowledge in medical, industrial ICS or other IoT/OT is preferred
  • Good programming skills in one or more programming languages: Python, Java, Go or C/C++. Solid in design patterns
  • Prior experience with IoT devices is preferred
  • Experience with TCPDUMP, Wireshark or similar tools desired
  • Ability to design and implement large software projects from conceptualization to delivery
  • Hands on builder experience, able to learn through building and reduce solution ambiguity through targeted prototype development and testing.
  • Excellent communication and collaboration skills, with the ability to work effectively in a team environment and interact with stakeholders from different backgrounds
  • Experience leading projects
  • BS/MS Computer Science or related engineering degree or equivalent military experience required

Pluses

  • Experience with one or more security areas below is a plus:
  • - DS/IPS

    - Application based firewall

    - Security vulnerability detection and monitoring

    - Client device signature

    - Malware attacks

    - Network device discovery tools

  • Knowledge of cloud platforms (AWS, GCP) and typical “big data” processing pipeline
  • Machine Learning Algorithms and common ML Data Pipeline
  • Ability to manipulate large data sets with high dimensionality and complexity (SQL, Redshift, Mongo, Redis)

Additional Information

The Team

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 $173,000 - $223,000/YR. The offered compensation may also include restricted stock units and a bonus. A description of our employee benefits may be found here .

#LI-TD4

Our Commitment

We’re problem solvers that take risks and challenge cybersecurity’s status quo. It’s simple: we can’t accomplish our mission without diverse teams innovating, together.

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 [email protected] .

Palo 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.

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

Posted 2026-02-07

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