
Safeguarding National Security
Digital Excellence to Secure our Nation and its Critical InfrastructureDedicated to the Mission
MANTECH has experience developing, harnessing, adapting, and employing technologies to deliver leading and innovative solutions to protect national security and critical infrastructure.

The NOSC Team
The DHS Network Operations Security Center (NOSC) team plays a critical role in maintaining seamless network operations and bolstering cybersecurity throughout the enterprise. We establish and implement standardized processes, tools, and techniques to secure and strengthen the Nation’s digital infrastructure while safeguarding National Security and critical infrastructure protection missions.
Our Mission
Our mission is to continually monitor, test, and secure the enterprise network, proactively address vulnerabilities and thwart potential cyber-attacks.
Our Approach
We employ advanced tools and deliver continuous training to enhance employees’ capabilities in cyber operations and security. Our expert cyber team manages the entire lifecycle of the enterprise cyber infrastructure, from design and engineering to testing and deployment of tools. In addition to managing and maintaining operations, this elite team responds to cyber incidents across various locations, providing crucial support with specialized tools and equipment.
Partnering for Success
Collaborating with key federal and industry partner organizations, the NOSC team ensures threat intelligence, hunting, and analysis to proactively address potential risks. Our comprehensive approach to enterprise network security involves continuous improvement through penetration testing, cyber hygiene assessments, and cyber services provider evaluations. Engaging key stakeholders in every facet of network and security operations, we strive to elevate the nation’s cybersecurity posture.