Senior Network Engineer – Enterprise & SD-WAN

SpikeIT Global Solutions, Inc.

Newark (AR)

Hybrid

USD 110,000 - 170,000

Full time

14 days+

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Job summary

SpikeIT Global Solutions, Inc. in Newark, NJ, is seeking a Senior Network Engineer to architect, implement, and support NJ Transit’s expansive enterprise network across facilities, data centers, and critical infrastructure.

The role emphasizes LAN/WAN design, L2/L3 routing (BGP/OSPF/EIGRP), WAN/SD-WAN integration, and data center networking (Nexus/ACI). You will also drive Zero Trust, SASE, cloud connectivity, and automation.

Qualifications

10+ years enterprise network engineering experience
Expert-level enterprise routing & switching
Advanced Cisco (routers, Catalyst, Nexus) experience
Advanced BGP, OSPF, EIGRP, TCP/IP, VLANs, VRFs, STP, QoS, multicast, VPNs
Strong WAN & SD-WAN architecture & implementation
Carrier telecom services & WAN circuit technologies
Highly available & geographically diverse network design

Responsibilities

Design, implement, configure, and troubleshoot enterprise LAN/WAN infrastructure.
Support complex L2/L3 environments with routing protocols and QoS.
Engineer WAN/SD-WAN connectivity (MPLS, Ethernet, EPL/EVPL, broadband).
Support data center networking (Nexus, ACI, Catalyst) and 10G/40G/100G+.
Implement Zero Trust, SASE, VPN/IPSec and cloud connectivity (Azure ExpressRoute, AWS Direct Connect).
Develop automation using Python, Ansible, APIs, Terraform.
Create HLDs/LLDs/MOPs, test plans, and network diagrams.

Skills

LAN/WAN design

BGP/OSPF/EIGRP

WAN/SD-WAN

Cisco Nexus/Nexus/ACI

Zero Trust/SASE

Cloud connectivity

Automation

Tools

Python

Ansible

APIs

Terraform

Job description

Senior Network Engineer – Enterprise & SD-WAN

Work Type: Hybrid – 3 days onsite, Newark, NJ

Job Summary

Senior technical role responsible for the architecture, engineering, implementation, modernization, and operational support of NJ Transit's large, geographically distributed enterprise network — covering corporate facilities, rail/bus locations, data centers, stations, and critical infrastructure.

Key Responsibilities

Design, implement, configure, and troubleshoot enterprise LAN/WAN infrastructure.
Support complex L2/L3 environments using BGP, OSPF, EIGRP, VLANs, VRFs, STP, QoS, multicast, and route redistribution.
Engineer WAN/SD-WAN connectivity — MPLS, Ethernet, EPL/EVPL, broadband, wavelength, dark fiber.
Support Cisco Nexus, ACI, Catalyst, and data center networking (10G/40G/100G/400G, DWDM, DCI).
Implement Zero Trust, SASE, network segmentation, VPN, and IPSec.
Support Azure ExpressRoute, AWS Direct Connect, and cloud connectivity.
Develop automation using Python, Ansible, APIs, Terraform.
Create HLDs, LLDs, MOPs, test plans, and network diagrams.
Coordinate with architecture, operations, telecom, vendors, and carriers.