Senior Network Engineer - Hybrid, Cisco ACI & SD-Access

A10 Networks, Inc; San Jose (CA); On-site; USD 87,000 - 145,000; Full time

Job summary

A10 Networks, Inc. is seeking a Network Engineer to support the implementation, operation, and maintenance of enterprise network infrastructure across data centers, campus, and cloud environments.

Responsibilities include deploying LAN/WAN, configuring routers and firewalls, monitoring performance, and ensuring high availability and security with on-call rotation. Strong vendor experience and certifications are a plus.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)
• 5-7 years of experience in network engineering or administration
• Strong knowledge of TCP/IP, routing, and switching
• Hands-on experience with Cisco, Juniper, Arista, or similar vendors
• Familiarity with firewalls (Fortinet, Check Point, etc.)
• Experience with network monitoring tools (SolarWinds, Nagios, etc.)
• Cisco SD-Access Fabric
• Cisco ACI Fabric (preferred)

Responsibilities

• Deploy, and manage LAN/WAN, wireless, and data center networks
• Configure and manage routers, switches, firewalls, and load balancers
• Monitor network performance, troubleshoot issues, and drive resolution with limited oversight
• Support Cisco ACI Fabric in datacenters (Spine & Leaf Infrastructure)
• Support Cisco SD-Access Campus, including Wi-Fi 7
• Lead the development of enterprise network health across A10 enterprise
• Implement network security measures (VPNs, ACLs, IDS/IPS, segmentation)
• Support cloud networking (AWS, Azure, OCI) and hybrid environments
• Perform network capacity planning and optimization
• Maintain documentation for network architecture and configurations
• Collaborate cross-functionally with IT, security, and DevOps teams on infrastructure projects
• Participate in on-call rotation and incident response

Skills

Troubleshooting

Cross-functional collaboration

Network topology knowledge

Documentation

Prioritization under pressure

Education

Bachelor’s degree in Computer Science/IT or related field

Tools

Cisco devices

Juniper devices

Arista devices

Fortinet security devices

SolarWinds

Nagios

Job description

A10 Networks, Inc. is seeking a Network Engineer to support the implementation, operation, and maintenance of enterprise network infrastructure across data centers, campus, and cloud environments.

Responsibilities include deploying LAN/WAN, configuring routers and firewalls, monitoring performance, and ensuring high availability and security with on-call rotation. Strong vendor experience and certifications are a plus.