Principal Engineer Software - Front End (Prisma AIRS)

Palo Alto Networks•Office - USA - CA - Headquarters, CA

3d•$156,400 - $253,000•Hybrid

About The Position

As a Principal/Sr. Staff Frontend Engineer on the AIRS (Artificial Intelligence Runtime Security) team, you will lead frontend architecture and development for Prisma AIRS, Palo Alto Networks’ AI security platform. The role focuses on building responsive, scalable web applications that help enterprise users visualize threat classifications, tune machine-learning models, and manage adversarial defenses across on-premise, public, and private cloud environments. You will set UI engineering standards and collaborate with product management, UX designers, and ML/backend engineers to turn complex requirements and AI security concepts into intuitive workflows. The position is based in Santa Clara, California, with a hybrid schedule requiring three days per week onsite at Corporate Headquarters.

Requirements

BS/MS in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience.
At least 8 years of software engineering experience, specifically in UI or Full Stack Development, with a track record of building scalable enterprise web applications.
Hands-on experience setting up frontend toolchains for testing, documentation, and bundling using npm or yarn, Webpack, and monorepo structures.
Demonstrated Test-Driven Development experience with frameworks such as Jest, Mocha, or Jasmine.
Deep understanding of web security best practices, code vulnerabilities, and type-safe code.
Excellent communication skills and demonstrated ability to lead cross-functional technical initiatives, mentor teams, and work in ambiguous zero-to-one product environments.

Nice To Haves

Experience building graphical and topology-based data visualizations using D3.js or similar tools.
Experience with server-side programming languages such as Node.js, GoLang, or Python.
Ability to learn and understand complex backend APIs, including REST, data streaming, and webhooks.
Familiarity with microservice architectures.

Responsibilities

Lead end-to-end architecture, design, and development of sophisticated Prisma AIRS user interfaces across on-premise, public, and private cloud environments.
Research, recommend, and implement modern web frameworks, UI architectures, and micro-frontend strategies for high-volume, low-latency security platforms.
Work with product management, UX designers, and ML/backend engineers to translate user requirements and AI security concepts into intuitive, high-performance UI workflows.
Establish frontend engineering standards, including build processes, CI/CD toolchains, and Test-Driven Development practices.
Protect frontend applications by mitigating vulnerabilities, including XSS and SQL injections, and implementing type-safe code practices.
Mentor and guide the UI team through code and architectural reviews and promote continuous improvement and user experience quality.