Sr Network Engineer (Hybrid) Irvine,CA

We are seeking a highly skilled Senior Network Engineer to join our team. This role is hands-on and will focus on deploying, configuring, upgrading, maintaining, and troubleshooting our network infrastructure across data centers and campus environments. The engineer will work with Arista and Cisco platforms, Palo Alto firewalls, F5 load balancers, and other enterprise-grade technologies.

Primary Responsibilities

• Deploy, configure, upgrade, maintain, and troubleshoot data center and campus network infrastructure.
• Support Arista and Cisco switching/routing environments, including Layer 2/3 design and operations.
• Maintain and troubleshoot Cisco wireless solutions, including Cisco ISE.
• Manage Palo Alto firewalls, VPN solutions, and security policies.
• Configure and maintain F5 load balancers.
• Develop, document, and maintain operational runbooks and support procedures.
• Participate in network monitoring, incident response, and security compliance efforts.
• Contribute to project delivery while supporting day-to-day network operations.

Qualifications

• 10 12+ years of experience in enterprise network engineering.
• Expertise in LAN/WAN switching, routing, and network design.
• Experience with SDN technologies a plus.
• Hands-on experience with Arista data center solutions highly desirable.
• Proficiency in Palo Alto firewall and VPN solutions.
• Strong Cisco wireless background with Cisco ISE.
• F5 deployment/configuration experience.
• Familiarity with Microsoft Azure networking preferred.
• Cisco CCNP required; CCIE written strongly preferred.
• Palo Alto PCNSA/PCNSE and F5 certifications preferred.
• Strong communication skills and ability to work in cross-functional teams.

Other Details

• Time allocation: ~60% operational support, 40% project work.
• Travel: Up to 6 times per year within North America.
• On-site presence: Minimum 4 days per week.