Senior Network Engineer

Delan Associates, Inc•Durham, NC

45d

About The Position

We are seeking a Senior L3 Network Engineer with expertise in Cisco, Palo Alto, SD-WAN, Cloud, and Operational Technology (OT) environments. This role involves providing L3 support, designing, deploying, and maintaining complex network infrastructures across enterprise, data center, cloud, and manufacturing settings. The ideal candidate will have a strong background in network automation, security principles like Zero Trust, and experience with various cloud platforms and industrial networking systems. You will be responsible for root cause analysis, incident resolution, performance monitoring, and creating technical documentation, while collaborating with cross-functional teams on strategic projects.

Requirements

Cisco Routing & Switching (Catalyst, Nexus, ISR, ASR)
Palo Alto Strata, Panorama, GlobalProtect
SD-WAN (Cisco Viptela, Prisma SD-WAN)
Azure, AWS, GCP Networking
BGP, OSPF, EIGRP, MPLS
Network Security & Zero Trust
OT/Industrial Networking (SCADA, PLC, MES)
Terraform, Ansible, Network Automation
Wireshark, SolarWinds, ThousandEyes, Splunk
10+ years enterprise network engineering with strong Cisco, Palo Alto, SD-WAN, Cloud Networking, and Manufacturing/OT network expertise

Nice To Haves

CCNP / PCNSE Preferred

Responsibilities

Provide L3 support for enterprise, data center, cloud, and manufacturing network environments.
Design, deploy, and maintain Cisco routing and switching infrastructure.
Manage advanced routing protocols including BGP, OSPF, EIGRP, MPLS, and route redistribution.
Configure and support Layer 2/Layer 3 technologies including VLANs, STP, EtherChannel, HSRP, and QoS.
Administer Palo Alto Strata Next-Generation Firewalls, Panorama, GlobalProtect, NAT, and security policies.
Implement Zero Trust, network segmentation, and IT/OT security controls.
Design, deploy, and support SD-WAN solutions including Cisco SD-WAN (Viptela) and Palo Alto Prisma SD-WAN.
Support Projects for Compute Area (VMWare VSAN Project in US Domestic Region).
Manage WAN connectivity across MPLS, Internet, DIA, VPN, and hybrid network environments.
Design and support cloud networking across Azure, AWS, and GCP environments.
Implement and maintain ExpressRoute, Direct Connect, Cloud VPN, Transit Gateway, and Virtual WAN solutions.
Support Operational Technology (OT) networks, including manufacturing, SCADA, PLC, and industrial systems.
Perform root cause analysis, problem management, and major incident resolution for network outages.
Develop network automation using Terraform, Ansible, Python, and infrastructure-as-code practices.
Monitor network performance, security, and availability using enterprise monitoring and security tools.
Create technical documentation, lead network modernization initiatives, and collaborate with security, cloud, and infrastructure teams on strategic projects.