NETWORK ADMINISTRATOR

  • ManTech International
  • Laurel, Maryland
  • 07/27/2026
Full time Information Technology Telecommunications

Job Description

ManTech International is seeking a Network Administrator to join our Information Technology & Cybersecurity team. In this role, you will install, configure, and maintain secure network infrastructures supporting mission-critical national security programs. Responsibilities include monitoring network performance, troubleshooting connectivity issues, implementing security controls, and supporting firewall, VPN, and routing/switching technologies. You will collaborate with cybersecurity engineers to protect sensitive systems and data. ManTech fosters a culture of innovation, integrity, and respect, offering growth opportunities and the chance to contribute to cutting-edge national security solutions.