Sr Network Engineer

Autozone Business And Technology Store Support Center; Chihuahua; On-site; MXN 600,000 - 1,200,000; Full time

Job summary

AutoZone Business and Technology Store Support Center in Chihuahua, Mexico seeks an experienced Senior Network Engineer to design, implement, and operate our enterprise LAN/WAN and SD-WAN. You will ensure security, performance, and reliability across global connectivity.

You will lead routing, monitoring, and automation efforts, mentor junior engineers, and collaborate with security, cloud, and infrastructure teams to deliver critical business initiatives. On-call rotation included.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field preferred or equivalent experience.
• 5+ years enterprise network engineering experience; CCNP certification.
• Hands-on Cisco routing and switching experience (BGP/OSPF/EIGRP, VLANs, STP, HSRP, TCP/IP, IOS/IOS-XE).
• Experience with Cisco SD-WAN (Viptela) and WAN connectivity (MPLS, broadband, DIA, cellular/5G).
• Cloud networking experience (GCP) including VPCs, VPNs, and hybrid connectivity.
• Experience with Meraki wireless and enterprise networking security concepts.

Responsibilities

• Design, implement, and support enterprise LAN, WAN, SD-WAN, wireless, and cloud network infrastructure for scalability, reliability, security, and performance.
• Design, plan, and implement network changes including routing, monitoring/alerting, and automation.
• Configure and troubleshoot Cisco routing and switching (BGP, OSPF, VLANs, STP, HSRP, QoS, L2/L3).
• Provide advanced troubleshooting and escalation for complex network and application performance issues.
• Monitor network performance, capacity plan, and proactively improve availability and resiliency.
• Support upgrades, lifecycle management, vulnerability remediation, and tech refresh initiatives.
• Collaborate with security, cloud, infrastructure, voice, and application teams to deliver initiatives.
• Develop and utilize automation to improve operational efficiency and accuracy.
• Maintain network architecture documentation, configuration standards, and procedures.
• Provide technical leadership and mentor junior engineers; contribute to roadmaps.
• Coordinate with vendors/service providers to ensure availability and performance.
• Follow ITIL change/incident/problem processes; participate in 24x7 on-call rotation and travel.

Skills

Cisco routing & switching

SD-WAN (Viptela)

WAN/LAN design

Cloud networking (GCP)

Meraki wireless

DNS/DHCP/IPAM (BlueCat)

Network monitoring (SolarWinds)

Wireshark / packet captures

Automation / scripting (Python)

Education

Bachelor's degree or equivalent

Tools

Cisco IOS/IOS-XE

SolarWinds

ThousandEyes

Wireshark

BlueCat DNS/DHCP/IPAM

Citrix NetScaler / F5 / A10

Python / Ansible / Terraform

Job description

BASIC REQUIREMENTS

• Bachelor's degree in Computer Science, Information Technology, or related field preferred; equivalent experience considered.
• Minimum 5 years of enterprise network engineering experience; Cisco CCNP certification.
• Strong hands-on experience with Cisco routing and switching, including BGP, OSPF, EIGRP, VLANs, STP, HSRP, TCP/IP, and Cisco IOS/IOS-XE.
• Experience with Cisco SD-WAN (Viptela), including routing policies, application-aware routing, and WAN transport failover.
• Experience supporting large-scale WAN environments utilizing MPLS, broadband, DIA, and cellular/LTE/5G connectivity.
• Experience with cloud networking, preferably GCP, including VPCs, Cloud Router, VPNs, and hybrid connectivity.
• Experience with enterprise wireless technologies, preferably Cisco Meraki.
• Knowledge of DNS, DHCP, and IPAM solutions such as BlueCat.
• Experience with network monitoring and troubleshooting tools such as SolarWinds, ThousandEyes, Wireshark, and packet captures.
• Strong analytical and troubleshooting skills with the ability to independently diagnose complex network and application performance issues.

RESPONSIBILITIES

• DESIGN, IMPLEMENT, AND SUPPORT ENTERPRISE LAN, WAN, SD-WAN, wireless, and cloud network infrastructure, ensuring scalability, reliability, security, and performance.
• DESIGN, PLAN AND IMPLEMENT NETWORK RELATED CHANGES THAT INCLUDE ROUTING, MONITORING/ ALERTING, SOME LEVEL OF AUTOMATION.
• Configure and troubleshoot Cisco routing and switching technologies, including BGP, OSPF, VLANs, STP, HSRP, QoS, and Layer 2/Layer 3 protocols.
• Provide advanced troubleshooting and escalation support for complex network and application performance issues.
• Monitor network performance, perform capacity planning, and proactively identify opportunities to improve network availability and resiliency.
• Support network infrastructure upgrades, lifecycle management, security vulnerability remediation, and technology refresh initiatives.
• Collaborate with security, cloud, infrastructure, voice, and application teams to deliver business initiatives and resolve technical issues.
• Develop and utilize automation to improve operational efficiency, accuracy, and consistency.
• Maintain network architecture documentation, configuration standards, and operational procedures.
• Provide technical leadership, mentor junior engineers, and contribute to network architecture and technology roadmaps.
• Coordinate with technology vendors and service providers to ensure network availability and performance.
• Follow ITIL change, incident, and problem management processes; participate in a 24x7 on-call rotation and occasional travel.

Other Requirements / Preferred Qualifications

• Experience with Application Delivery Controllers such as Citrix NetScaler, F5, or A10.
• Knowledge of network automation technologies, including Python, Ansible, Terraform, and APIs.
• Familiarity with network security, firewalls, VPNs, ACLs, and segmentation.
• Experience with AWS, Azure, CDN services, and hybrid cloud networking.
• Familiarity with VMware, Nutanix, Linux, Windows Server, and Cisco voice technologies.
• Strong communication, organizational, and project management skills with demonstrated ability to mentor other engineers.