Network Engineer Job at ManTech International, Laurel, MD

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  • ManTech International
  • Laurel, MD

Job Description

ManTech International is seeking a Network Engineer to support our Information Technology (IT) & Cybersecurity organization, delivering secure, reliable, and high‑performance network services that enable mission‑critical national security programs. In this role, you will design, implement, and maintain enterprise network and security infrastructures that support the U.S. intelligence community, the Department of Defense, and other federal agencies. You will configure, monitor, and troubleshoot routers, switches, firewalls, VPNs, and IDS/IPS solutions; optimize network performance and availability; and ensure that network architectures comply with cybersecurity best practices and applicable federal standards. Working closely with cyber security engineers, system administrators, and program teams, you will help develop and enforce network security policies, support incident response and root‑cause analysis for network‑related issues, and contribute to continuous improvement of monitoring, logging, and automation capabilities. This position requires strong hands‑on experience with IP networking, routing protocols, VLANs, network segmentation, and secure remote access technologies, along with a deep commitment to protecting critical systems and data. At ManTech, you will be part of a culture that values innovation, integrity, and respect for individual contributions, with meaningful opportunities to grow your technical expertise, influence enterprise‑scale architectures, and help shape cutting‑edge cyber defense capabilities that safeguard national security systems.

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