Network Engineer

Introduction

Ahold Delhaize USA, a division of global food retailer Ahold Delhaize, is part of the U.S. family of brands, which also includes five leading omnichannel grocery brands – Food Lion, Giant Food, The GIANT Company, Hannaford and Stop & Shop. Ahold Delhaize USA associates support the brands with a wide range of services, including Finance, Legal, Sustainability, Commercial, Digital and E-commerce, Technology and more.

The Network Engineer II supports ADUSA's large-scale network across retail stores, distribution centers, offices, data centers, Equinix, and Azure. The role implements and troubleshoots LAN, WAN/SD-WAN, wireless, firewall connectivity, DNS/DHCP/IPAM, and network monitoring services. The engineer assigned incidents and changes through diagnosis, validation, documentation, and closure, and participates in critical incident response and on-call support.

• Troubleshoot Layer 2 and Layer 3 connectivity across Cisco, HPE/Aruba, Arista, Fortinet, and Palo Alto environments, including VLANs, STP, LACP, SDWAN, Routing, and NAT.
• Support retail WAN and SD-WAN across MPLS, broadband, and LTE, including path selection, failover, latency, packet loss, and brownout conditions.
• Implement approved Service Now changes with tested steps, validation evidence, backout plans, and accurate closure records.
• Support Aruba wireless and Clear Pass/NAC, including AP health, client connectivity, authentication, RF performance, and coverage issues.
• Monitor and troubleshoot with Solar Winds, Datadog, Forti Analyzer, SNMP, syslog, Net Flow, and packet captures.
• Support Infoblox DNS/DHCP/IPAM and F5 load-balancing dependencies during incidents and changes.
• Own assigned incidents through service restoration, technical updates, root-cause analysis, and prevention actions.
• Maintain network diagrams, inventories, standards, SOPs, MOPs, and configuration records.
• Build reporting, and repetitive operational tasks. Drive ADUSA MSP to maintain, SOP, runbooks
• Participate in after-hours changes, on-call rotation, and critical incident support.

• Bachelor's degree or equivalent practical experience.
• 3+ years of enterprise network operations or engineering experience in a multi-site environment.
• Strong knowledge of TCP/IP, subnetting, VLANs, STP, LACP, HSRP/VRRP, BGP, OSPF, QoS, NAT, and VPN technologies.
• Hands‑on experience with Cisco IOS-XE, HPE/Aruba switching, Fortinet Forti Gate, and enterprise wireless.
• Experience troubleshooting SD-WAN, wireless, NAC, routing, and application connectivity issues.
• Ability to analyze packet captures, flow data, SNMP, and syslog and isolate issues across network, server, cloud, and application boundaries.
• Experience with Service Now incident, change, and problem management processes.
• Clear technical communication, accurate documentation, and ownership through resolution.

• CCNA or equivalent knowledge; CCNP, Fortinet, or Aruba certification is a plus.
• Experience supporting a large retail or distributed network.
• Experience with Infoblox, F5, Forti Manager/Forti Analyzer, Solar Winds, or Datadog.
• Working knowledge of Equinix and Azure networking.