Senior Staff Network Engineer, NetSec

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

As a Senior Staff Network Engineer, NetSec at Palo Alto Networks, you’ll play a critical role in shaping the security posture of our global network infrastructure. Based at our Santa Clara headquarters, this position is ideal for a highly experienced and innovative engineer who thrives in fast-paced environments and enjoys building secure, scalable, and reliable network solutions.

You’ll collaborate with a team of expert engineers to design, implement, and maintain enterprise-grade security controls that protect our internal infrastructure and support business growth. This role requires a forward-thinking mindset, deep technical expertise, and a passion for automation and continuous improvement. If you’re driven to lead from the front and make a meaningful impact—this is your opportunity.

Your Impact

• Design, implement, and maintain advanced network security architectures across global infrastructure

• Develop and enforce enterprise-wide security policies, including segmentation, access control, and traffic inspection

• Collaborate with security, infrastructure, and IT teams to integrate security into all layers of network design

• Identify vulnerabilities and lead remediation efforts across on-prem and cloud environments

• Leverage Palo Alto Networks products and third-party platforms to enhance network visibility and protection

• Automate network security operations using scripting, CI/CD pipelines, and infrastructure-as-code best practices

• Lead incident response efforts for network security events and ensure timely stakeholder communication

• Mentor other engineers and contribute to building a culture of security-first thinking

Qualifications

Your Experience 

• 10+ years of experience in enterprise networking and network security engineering

• Deep expertise in firewall technologies, VPN, IDS/IPS, NAC, and microsegmentation

• Strong background with Palo Alto Networks products and platforms is preferred

• Hands-on experience with security automation and infrastructure-as-code frameworks (Terraform, Ansible, etc.)

• Solid understanding of routing, switching, and TCP/IP protocols; experience with Arista or Juniper is a plus

• Familiarity with Zero Trust architecture principles and cloud security models

• Strong troubleshooting and analytical skills to identify and resolve complex security issues

• Clear communication and leadership skills with a track record of cross-functional collaboration

Additional Information

The Team

Working at a high-tech cybersecurity company within Information Technology is a once-in-a-lifetime opportunity. You’ll join the brightest minds in technology, creating, building, and supporting tools that enable our glo