Senior Network Engineer – Enterprise & SD-WAN
SpikeIT Global Solutions, Inc. Newark, New Jersey, United States
IT Services and IT Consulting · 51-200 employees
About the role
The Senior Network Engineer is responsible for the architecture, engineering, and operational support of a large, geographically distributed enterprise network. This role involves designing and troubleshooting complex LAN/WAN infrastructure while coordinating with various internal teams and external vendors.
What they look for
Requirements
Candidates must have over 10 years of experience in enterprise network engineering within large, complex environments. Expert-level proficiency in Cisco routing and switching, WAN/SD-WAN architecture, and carrier telecom services is required.
Full description
Company Description
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.
Required Skills (7+ Years Each)
- Enterprise network engineering in large, complex environments (10+ yrs)
- 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
Additional Information
All your information will be kept confidential according to EEO guidelines.
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