Network Engineer

Job Title: Sr. Network Engineer Location: Newark, NJ (100% Onsite / Field Work Required) Duration: 07/01/2026 – 01/31/2027 Interview Type: In-Person Only Local Candidates Only Short Description Seeking a Senior Network Engineer to support network modernization, wireless mobility, cellular infrastructure, and resiliency initiatives across transportation facilities.

The role requires a combination of onsite office work and field support at rail stations, bus garages, transportation hubs, maintenance facilities, and remote locations.

Key Responsibilities

Network Infrastructure Design, implement, maintain, and support enterprise network infrastructure across. Support highly available network environments with emphasis on redundancy, resiliency, and operational continuity. Perform voice and data network analysis, troubleshooting, and optimization. Wireless & Cellular Technologies Design and support wireless cellular technologies including: LTE 5G DAS (Distributed Antenna Systems) WWAN (Wireless WAN) Cellular Gateways & Modems Conduct signal analysis, coverage validation, interference troubleshooting, and performance optimization.

Support Out-of-Band (OOB) connectivity solutions using cellular technologies. Telecommunications & Security Analyze voice and data communication requirements. Evaluate telecommunications hardware, services, and vendor proposals. Participate in vulnerability remediation, security audits, infrastructure hardening, and incident response activities.

Field Operations Support network infrastructure at: Rail Stations Bus Garages Transportation Hubs Data Centers Dispatch Centers Maintenance Facilities Provide after-hours support for emergency outages and maintenance activities as required.