Principal SRE

Our Mission

At Palo Alto Networks®, we're united by a shared mission-to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you're ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you're in the right place.

Who We Are

In order to be the cybersecurity partner of choice, we must trailblaze the path and shape the future of our industry. This is something our employees work at each day and is defined by our values: Disruption, Collaboration, Execution, Integrity, and Inclusion. We weave AI into the fabric of everything we do and use it to augment the impact every individual can have. If you are passionate about solving real-world problems and ideating beside the best and the brightest, we invite you to join us!

We believe collaboration thrives in person. That's why most of our teams work from the office full time, with flexibility when it's needed. This model supports real-time problem-solving, stronger relationships, and the kind of precision that drives great outcomes.

Job Summary

The Team

Information Technology - 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 and enabling our global teams on the front line of defense against cyberattacks. We're connected by one mission but driven by the impact of that mission and what it means to protect our way of life in the digital age. Join a dynamic and fast-paced team of people who feel excited by the prospect of a challenge and feel a thrill at resolving technical gaps that inhibit productivity.

Job Summary

As a Principal Site Reliability Engineer, you will be responsible for Palo Alto Networks' network and security infrastructure for all enterprise, partner, and customer facing services. We are looking for an analytical, agile, and influential leader who can quickly deliver meaningful results in a fast-paced environment. You will work with a team of senior level IaC Automation Engineers leading projects designing, implementing, and maintaining our global compute infrastructure.

Key Responsibilities

• Design, implement and provide support for IT infrastructure compute components
• Install, support and maintain software infrastructure according to best practices, including routers, Load balancers, switches, wifi controllers, and firewalls via terraform/ansible automation
• Perform network security design and integration
• Diagnose problems and solve issues, often under time constraints
• Implement the necessary controls and procedures to protect information systems assets from intentional or inadvertent modification, disclosure, or destruction
• Ensure system uptime and backup for all IT infrastructure
• Provide security incident triage and response, including working with firewall and device logs, investigating security events, protecting forensic value of data and establishing monitoring and incident reporting and response procedures
• Work closely with engineering to help report issues and manage project deliverables and provide status and progress reports
• Provide on-call support for Incident Management

• 8+ years of experience in IAC and infra automation tools, using Terraform & Ansible, CI/CD tools
• Expert knowledge on cloud orchestration via GKE / EKS, etc, preferably on GCP
• Experienced in designing and implementing Business Continuity Plans and Disaster Recovery Plans
• Expert knowledge of firewall technologies (PANW preferred), including VPNs and routing
• Advanced knowledge of shell scripting and programming languages such a PERL, Ruby, PHP, or Python
• Advanced knowledge of DNS and DHCP, and Microsoft AD infrastructure
• Strong analytical skills for interpreting business requirements and translating them into technical specifications
• Strong project management, time management, and organizational skills
• Excellent communication skills, including the ability to write network and security documentation, policies, and guidelines
• Ability to work nights and weekends and provide 24/7 on-call support

• BSCS or related field, MS preferred, or equivalent military experience required
• Extensive background in planning and designing projects, and analyzing existing distributed systems and procedures for efficiency and effectiveness
• Experience with Load Balancers, HAProxy, F5, nginx
• Knowledge of data center design, build-out, and best practices
• Knowledge of virtualization platforms, preferably Openshift
• Experience with multi-tier architectures, including best practices around tier isolation (for databases, etc.)
• Extensive knowledge of network security systems, intrusion detection systems, and protocols, including ACE, ACS, VPN, GRE, IPSEC, IKE, TACACS, RADIUS, ACLs, 802.1x, audits, log files, etc.
• Well-versed in commercial InfoSec requirements, guidance, and standards