Senior Network Infrastructure Engineer

MetroSys is seeking a Senior Network Infrastructure Engineer based in the Greater Phoenix area to support a complex enterprise network environment. This position is hands-on and onsite, with responsibility for network operations, security, troubleshooting, infrastructure improvements, and project delivery. The ideal candidate has strong experience with Cisco networking, Palo Alto firewalls, VMware NSX, SD-WAN, and enterprise data center networking and is comfortable supporting highly available and regulated environments., * Support and maintain enterprise LAN, WAN, data center, wireless, VPN, and SD-WAN environments.

• Configure and troubleshoot Cisco routers and switches and Palo Alto Networks firewalls.
• Administer firewall policies, NAT, VPN connectivity, network segmentation, and security controls.
• Support VMware NSX and software-defined networking environments.
• Troubleshoot complex routing, switching, connectivity, firewall, and performance issues.
• Support multi-site WAN connectivity, branch offices, third-party connections, and carrier services.
• Participate in infrastructure upgrades, network refreshes, disaster recovery testing, and change activities.
• Monitor network availability, security, and performance and recommend improvements.
• Maintain network diagrams, configurations, operational documentation, and standards.
• Collaborate with local Phoenix-based infrastructure teams as well as cloud, security, systems, and application teams.
• Participate in after-hours maintenance and on-call activities as needed., Job Description: This is a senior-level technical generalist role focused on supporting network, systems, and data center infrastructure. Candidates must be comfortable working di…
• 1 month ago
• Apply easily, Job Description: This is a senior-level technical generalist role focused on supporting network, systems, and data center infrastructure. Candidates must be comfortable working di…
• 1 month ago

• Must currently reside in the Greater Phoenix, AZ metropolitan area.
• 5+ years of enterprise network engineering experience.

• Strong hands-on experience with:

• Cisco routing and switching
• Palo Alto Networks firewalls
• VMware NSX
• Enterprise WAN and SD-WAN
• Strong knowledge of BGP, OSPF, VLANs, VPNs, NAT, and high-availability networking.
• Experience with Palo Alto Panorama.
• Experience supporting enterprise data center environments.
• Strong troubleshooting and communication skills.
• Ability to work onsite in the Phoenix area on a regular basis., * Experience supporting financial services or other regulated environments.
• Azure or AWS networking experience.
• Familiarity with Python, PowerShell, Ansible, or network automation.
• Cisco CCNP, Palo Alto, VMware, or similar certifications.

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