Urgent Need - Network Reliability Engineer (NRE) in Austin, TX or Sunnyvale, CA

Job Description Network Reliability Engineer (NRE)

Location: Austin, TX or Sunnyvale, CA

Position Overview

Seeking an experienced Network Reliability Engineer with expertise in enterprise and data center networking, Cisco ACI, Nexus, Arista, VXLAN/EVPN, VRFs, BGP, OSPF, and Palo Alto firewalls.

Key Responsibilities

Configure and troubleshoot Cisco ACI, Nexus, Arista, and Layer 2/Layer 3 networks.

Execute VXLAN/EVPN, VRF, VLAN, and routing migrations.

Manage BGP, OSPF, inter-VRF routing, network segmentation, and high availability.

Perform network OS upgrades, patching, code migrations, and post-upgrade validation.

Manage Palo Alto firewalls and Panorama, including Multi-VSYS, User-ID, security rule creation, firewall optimization, and cleanup of redundant or obsolete policies.

Configure and troubleshoot User-ID mappings, user-based security policies, and identity-based access controls.

Troubleshoot firewall policies, NAT, routing, security zones, and end-to-end connectivity.

Analyze packet captures, routing tables, firewall logs, and Splunk data for root-cause analysis.

Support network automation using Python, APIs, and Ansible.

Collaborate with Network, Security, Infrastructure, and Application teams to improve reliability and security.

Required Skills

5+ years of enterprise networking or data center experience.

Strong knowledge of Cisco ACI, Nexus, Arista, BGP, OSPF, VLANs, VRFs, and VXLAN/EVPN.

Experience with network migrations, OS upgrades, and rollback procedures.

Hands-on experience with Palo Alto firewalls, Panorama, Multi-VSYS, User-ID, NAT, and security policy management.

Experience with firewall optimization, rule cleanup, identity-based policies, and security troubleshooting.

Strong troubleshooting, root-cause analysis, and change management skills.

Preferred Qualifications

CCNP Enterprise or CCNP Data Center certification.

Palo Alto Networks Certified Network Security Engineer (PCNSE) certification.

Experience with Python, Ansible, APIs, and network automation.

Ideal Candidate

A hands-on Network Reliability Engineer experienced in data center networking, VXLAN/VRF migrations, Palo Alto Multi-VSYS and User-ID administration, security policy optimization, OS upgrades, and complex troubleshooting, with a focus on network stability, security, and operational reliability.