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Palo Alto Networks · 15 hours ago

Sr Principal Software Engineer

Santa Clara, CA

Full-time

Hybrid

Senior Level, Lead/Staff

$170K/yr - $277K/yr

Palo Alto Networks is dedicated to protecting the digital way of life through innovative technology. They are seeking a Sr Principal Software Engineer to design and develop security features for their next-generation firewalls, focusing on critical components and collaborating with multi-functional teams.

Agentic AICloud SecurityCyber SecurityNetwork SecuritySecurity

Growth Opportunities

No H1B

Responsibilities

Innovate, design, develop and improve the Next-Generation Firewall in terms of functionality and performance, working on GlobalProtect

Own and be responsible for critical components in the Next-Generation Firewall system

Deliver features and improvements in critical components in high quality and performance

As an expert on networking and security, work closely with team members and cross-team to design and architect innovative solutions

Qualification

C programmingLinux developmentMulti-threaded programmingNetworking developmentHTTPWeb serverRedisSQLNoSQLGo programmingCan-do attitudeVerbal communicationWritten communicationTeam collaboration

Required

B.S. degree in Computer Science, similar technical discipline or equivalent practical experience

Proficient in C programming under Linux development environment

Experience with multi-threaded programming and large-scale, distributed, and/or high-performance software design and architect

Verbal and written communication skills to work with multi-functional groups

Teammate who brings a can-do attitude to a dynamic working environment and is comfortable learning new technologies and platforms

Experience with HTTP and web server backend development

Experience with networking development, eg. TCP/UDP, Socket programming

Experience with Redis, SQL or NoSQL database

Experience with Go programming

Preferred

Graduate degree (MS or Ph.D.) in Computer Science or similar technical discipline is preferred or equivalent military experience

Benefits

Restricted stock units

Bonus

Company

Palo Alto Networks

Glassdoor4.1

Palo Alto Networks is a cybersecurity company that offers cybersecurity solutions for organizations.

Founded in 2005

Santa Clara, California, USA

10001+ employees

http://www.paloaltonetworks.com

Funding

Current Stage

Public Company

Total Funding

$65M

Key Investors

Icon VenturesLehman HoldingsGlobespan Capital Partners

2012-07-20IPO

2008-11-03Series C· $10M

2008-08-18Series C· $27M

Leadership Team

Helmut Reisinger

CEO EMEA

Nikesh Arora

Chairman CEO

Recent News

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2026-01-22

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2026-01-22

Company data provided by crunchbase