Senior Enterprise Network Engineer – WAN, DC & Cloud

ASB Resources

Newark (NJ)

On-site

USD 120,000 - 180,000

Full time

14 days+

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Job summary

ASB Resources in Newark, NJ is seeking a senior Network Engineering Specialist responsible for the architecture, engineering, implementation, modernization, and operational support of the enterprise network across distributed facilities, data centers, and operational sites.

You will design and optimize LAN/WAN, BGP/OSPF, VLANs, VRFs, and security architectures, support Cisco Nexus/ACI, WAN/SD-WAN, cloud connectivity, and monitoring tools, and collaborate with Architecture, Operations, carriers,

Qualifications

Bachelor's degree in Computer Science, Information Technology, Engineering, Telecommunications, or a related discipline, or equivalent professional experience.
10+ years of progressively responsible enterprise network engineering experience in large and complex environments.
Expert-level knowledge of enterprise routing and switching.
Advanced experience with Cisco routers, Catalyst switches, Nexus platforms, and enterprise network technologies.
Advanced knowledge of BGP, OSPF, EIGRP, TCP/IP, VLANs, VRFs, STP, QoS, multicast, VPNs, and route redistribution.
Strong experience with enterprise WAN and SD-WAN architecture and implementation.
Experience with carrier telecommunications services and WAN circuit technologies.
Experience designing highly available and geographically diverse network infrastructure.

Responsibilities

Design, engineer, implement, configure, troubleshoot, and optimize enterprise LAN and WAN infrastructure.
Design and support complex Layer 2 and Layer 3 environments using technologies including BGP, OSPF, EIGRP, VLANs, VRFs, HSRP, STP, QoS, multicast, and router redistribution.
Develop network standards, reference architectures, engineering specifications, and configuration standards.
Perform capacity planning, performance analysis, lifecycle management, and infrastructure modernization.
Engineer WAN connectivity utilizing Internet, broadband, Ethernet, MPLS, EPL/EVPL, wavelength services, and dark fiber.
Troubleshoot complex WAN performance issues including latency, packet loss, jitter, routing, carrier transport, and application performance.
Support Cisco data center technologies, including Nexus switching and Cisco ACI.
Support data center consolidation, relocation, migration, and infrastructure modernization initiatives.
Engineer high-speed 10G, 40G, 100G, and 400G connectivity where required.
Support optical networking, DWDM, dark fiber, carrier wavelength services, and data center interconnect solutions.
Design and support network segmentation using VLANs, VRFs, ACLs, firewalls, VPNs, IPSec, and related technologies.
Participate in the implementation of Zero Trust, SASE, and other modern network security architectures.
Support technologies including Azure ExpressRoute, AWS Direct Connect, VPN, and cloud-based network services.
Troubleshoot routing, connectivity, performance, and security issues between on-premises and cloud environments.
Support connectivity requirements for operational and infrastructure systems such as CCTV, voice, building systems, monitoring platforms, and other IP-connected technologies.
Utilize tools such as SolarWinds, ServiceNow, ThousandEyes, packet analysis tools, and other network-management platforms.
Support accurate network inventory and CMDB information.
Develop automation using technologies such as Python, Ansible, APIs, and Terraform where appropriate.
Develop High-Level Designs (HLDs), Low-Level Designs (LLDs), Methods of Procedure (MOPs), implementation plans, test plans, rollback procedures, network diagrams, and operational documentation.
Conduct technical design reviews and identify dependencies, risks, capacity limitations, and implementation concerns.