ManTech International seeks a Linux System Administrator to support critical national security missions. In this role, you will install, configure, secure, and maintain Linux servers supporting defense and intelligence customers. Responsibilities include system monitoring, patching, user and access management, troubleshooting, and performance tuning in secure enterprise environments. You'll automate tasks using scripting and tools like Ansible, support accreditation and compliance, collaborate with engineers and cyber teams, and document configurations. ManTech offers robust training, clear career paths, and a mission-driven, collaborative culture focused on integrity and innovation.
07/28/2026
Full time
ManTech International seeks a Linux System Administrator to support critical national security missions. In this role, you will install, configure, secure, and maintain Linux servers supporting defense and intelligence customers. Responsibilities include system monitoring, patching, user and access management, troubleshooting, and performance tuning in secure enterprise environments. You'll automate tasks using scripting and tools like Ansible, support accreditation and compliance, collaborate with engineers and cyber teams, and document configurations. ManTech offers robust training, clear career paths, and a mission-driven, collaborative culture focused on integrity and innovation.
ManTech International, a leader in mission-critical national security solutions, is seeking a Network Engineer to join our Information Technology & Cybersecurity team. In this role, you will design, implement, secure, and maintain enterprise network infrastructures supporting U.S. intelligence, DoD, and federal agencies. You will troubleshoot complex network issues, optimize performance, and collaborate with cybersecurity engineers to harden systems. ManTech's culture of innovation, integrity, and respect offers growth, mentorship, and the chance to work on cutting-edge technologies that protect vital national security missions.
07/27/2026
Full time
ManTech International, a leader in mission-critical national security solutions, is seeking a Network Engineer to join our Information Technology & Cybersecurity team. In this role, you will design, implement, secure, and maintain enterprise network infrastructures supporting U.S. intelligence, DoD, and federal agencies. You will troubleshoot complex network issues, optimize performance, and collaborate with cybersecurity engineers to harden systems. ManTech's culture of innovation, integrity, and respect offers growth, mentorship, and the chance to work on cutting-edge technologies that protect vital national security missions.
ManTech International seeks a Network Architect to design, secure, and optimize complex enterprise and mission networks for U.S. defense and intelligence customers. You will define end to end architectures, lead modernization and cloud/hybrid connectivity efforts, and ensure high availability, zero trust security, and compliance with DoD standards. Collaborating with cyber, systems engineering, and data teams, you'll evaluate new technologies, guide implementation, mentor engineers, and produce architecture documentation. ManTech offers a mission focused, collaborative environment with robust training, career growth, and competitive pay and benefits.
07/27/2026
Full time
ManTech International seeks a Network Architect to design, secure, and optimize complex enterprise and mission networks for U.S. defense and intelligence customers. You will define end to end architectures, lead modernization and cloud/hybrid connectivity efforts, and ensure high availability, zero trust security, and compliance with DoD standards. Collaborating with cyber, systems engineering, and data teams, you'll evaluate new technologies, guide implementation, mentor engineers, and produce architecture documentation. ManTech offers a mission focused, collaborative environment with robust training, career growth, and competitive pay and benefits.
ManTech, a leader in providing cutting-edge technology solutions for the U.S. government, is seeking a Senior NetApps Storage Architect to join our dynamic team. In this role, you will be instrumental in architecting, implementing, and managing secure, high-performance storage solutions that support the unique requirements of national security programs. You will collaborate with cybersecurity experts and software developers to ensure seamless integration and maintenance of data storage systems
07/27/2026
Full time
ManTech, a leader in providing cutting-edge technology solutions for the U.S. government, is seeking a Senior NetApps Storage Architect to join our dynamic team. In this role, you will be instrumental in architecting, implementing, and managing secure, high-performance storage solutions that support the unique requirements of national security programs. You will collaborate with cybersecurity experts and software developers to ensure seamless integration and maintenance of data storage systems
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.
07/27/2026
Full time
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.
ManTech is actively seeking a highly skilled Systems Engineer to support our mission-critical national security operations across various U.S. governmental agencies such as the intelligence community and the Department of Defense. This role involves the development, integration, and maintenance of complex technology systems. The ideal candidate will contribute to a broad range of projects utilizing cutting-edge technologies and solutions to address national challenges.
07/27/2026
Full time
ManTech is actively seeking a highly skilled Systems Engineer to support our mission-critical national security operations across various U.S. governmental agencies such as the intelligence community and the Department of Defense. This role involves the development, integration, and maintenance of complex technology systems. The ideal candidate will contribute to a broad range of projects utilizing cutting-edge technologies and solutions to address national challenges.
ManTech International seeks a Software Engineer to build secure, mission-critical solutions for U.S. defense, intelligence, and federal agencies. In this role, you will design, develop, and integrate software using modern languages, cloud services, and Agile practices. You will collaborate with cyber, data, and systems experts to deliver resilient, secure capabilities that advance national security. ManTech's mission-focused, team-oriented culture offers robust training, certifications, and clear career growth, with competitive compensation and benefits in a veteran- and innovation-friendly environment.
07/27/2026
Full time
ManTech International seeks a Software Engineer to build secure, mission-critical solutions for U.S. defense, intelligence, and federal agencies. In this role, you will design, develop, and integrate software using modern languages, cloud services, and Agile practices. You will collaborate with cyber, data, and systems experts to deliver resilient, secure capabilities that advance national security. ManTech's mission-focused, team-oriented culture offers robust training, certifications, and clear career growth, with competitive compensation and benefits in a veteran- and innovation-friendly environment.
Join ManTech and become a part of a team that collaborates to deliver innovative technologies and solutions essential for the U.S. intelligence community, the Department of Defense, and other federal agencies. As a Senior Systems Administrator, you will play a vital role in safeguarding our nation's security by maintaining and optimizing IT frameworks and infrastructures.
07/27/2026
Full time
Join ManTech and become a part of a team that collaborates to deliver innovative technologies and solutions essential for the U.S. intelligence community, the Department of Defense, and other federal agencies. As a Senior Systems Administrator, you will play a vital role in safeguarding our nation's security by maintaining and optimizing IT frameworks and infrastructures.
ManTech International seeks a System Administrator to support mission-critical national security systems within our Information Technology & Technical Support organization. In this role, you will manage and secure Windows and Linux servers, configure Active Directory, monitor performance, and resolve complex infrastructure issues. You'll implement patches, backups, and automation to ensure availability and compliance with federal standards. Collaborating closely with cybersecurity and network teams, you'll help protect sensitive environments while contributing to ManTech's culture of innovation, integrity, and respect for individual contributions.
07/27/2026
Full time
ManTech International seeks a System Administrator to support mission-critical national security systems within our Information Technology & Technical Support organization. In this role, you will manage and secure Windows and Linux servers, configure Active Directory, monitor performance, and resolve complex infrastructure issues. You'll implement patches, backups, and automation to ensure availability and compliance with federal standards. Collaborating closely with cybersecurity and network teams, you'll help protect sensitive environments while contributing to ManTech's culture of innovation, integrity, and respect for individual contributions.