Network Engineering Specialist Essex County, NJ

Network Design Engineer Position Summary The Network Engineering Specialist is a senior technical position responsible forthe architecture, engineering, implementation, modernization, and operational support of network infrastructure. The position supports a large, geographically distributed transportationenvironment consisting of corporate facilities, rail and bus locations, datacenters, operational facilities, stations, and other critical infrastructure. The engineer will provide hands-on technical expertise across enterpriserouting and switching, WAN and SD-WAN, data center networking, wireless,Internet and carrier connectivity, network security integration, cloud connectivity, and network monitoring.

The position will work closely with Network Architecture, Network Engineering, Operations, Telecommunications, Infrastructure, application teams, project management, telecommunications carriers, and technology vendors to deliverreliable, secure, resilient, and highly available network services.

Enterprise Network Engineering Design, engineer, implement, configure, troubleshoot, and optimize enterpriseLAN 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 routeredistribution. 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 CiscoACI. Support data center consolidation, relocation, migration, and infrastructuremodernization initiatives. Engineer high-speed 10G, 40G, 100G, and 400G connectivity where required. Support optical networking, DWDM, dark fiber, carrier wavelength services, anddata 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 Express Route, AWS Direct Connect, VPN, andcloud-based network services. Troubleshoot routing, connectivity, performance, and security issues betweenon-premises and cloud environments. Support connectivity requirements for operational and infrastructure systems such as CCTV, voice, building systems, monitoring platforms, and otherIP-connected technologies. Utilize tools such as Solar Winds, Service Now, Thousand Eyes, 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, capacitylimitations, and implementation concerns.

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…