Network Design Engineer

Insight Global • Middletown, NJ, United States • Posted June 06, 2026

Location Middletown, NJ
Job Type Full-time
Category other-general
Posted June 06, 2026
Job Description
Insight Global's looking for a seasoned network engineer for one of their largest telecom customers. This role sits within the network design team and is responsible for integrating new network devices and capabilities (e.g., Cisco, Juniper) into an existing large‑scale wireline network environment. The position requires deep expertise in L2/L3/L4 wireline networking protocols, strong familiarity with vendor documentation and data sheets, and a solid understanding of how Tier‑1 service provider networks operate. The individual will define and document clear technical requirements for development teams, explain those requirements, and validate designs through proof‑of‑concept testing in a lab environment, with hands‑on testing comprising approximately 35% of the role. The position will also spend roughly 50% of the time interfacing with vendors, internal stakeholders, and cross‑functional teams, requiring excellent communication skills, leadership, and a broad, end‑to...

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