ManTech International

ManTech, a leader in providing innovative technologies and solutions for national security, is seeking a Cloud Support Engineer for evening shifts. This position entails providing critical cloud support and troubleshooting services for complex IT systems. Joining our team means contributing to initiatives that keep our nation's systems operational and secure. Our ideal candidate is a proactive problem solver with a deep understanding of cloud platforms like AWS, Azure, and Google Cloud.

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 SharePoint Developer to design, build, and maintain secure, mission-critical collaboration solutions for U.S. defense, intelligence, and federal agencies. In this role, you will develop and customize SharePoint sites, workflows, and integrations that enhance information sharing, automation, and operational efficiency. Working in a mission-focused, collaborative team, you'll apply strong development and security practices, support upgrades and migrations, and translate complex user requirements into reliable, scalable solutions that directly support national security objectives.

As an Associate Software Engineer at ManTech International, you'll build and maintain secure, scalable software solutions that support critical U.S. defense, intelligence, and federal missions. Working within agile teams, you'll design, develop, test, and debug applications using modern languages and tools, integrate APIs and data services, and follow secure coding and DevSecOps best practices. You'll collaborate with senior engineers, participate in code reviews, document technical work, and leverage strong problem-solving skills while benefiting from structured training and mentorship in a mission-focused environment.

ManTech is actively seeking a Senior Cyber Security Analyst to support our expanding missions within the U.S. intelligence community and Department of Defense. Our dedicated team ensures the protection of critical information systems against cybersecurity threats and vulnerabilities. As part of our elite IT & Cybersecurity department, you will play an integral role in maintaining national security through advanced technological means.

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.

ManTech is seeking a DevOps Engineer to support our mission-critical projects within the national security sector. This role requires a dynamic individual capable of managing cloud environments and deploying automated solutions in a secure and robust manner. As a DevOps Engineer at ManTech, you will collaborate with software developers, system operators, and other IT staff members to manage code releases and deployments. You will cross and merge the barriers that exist between software development, testing, and operations teams and keep existing networks in mind as you design, plan, and test.

ManTech International seeks a Software Development Project Manager to lead complex IT projects supporting critical U.S. defense and federal missions. In this role, you will plan, execute, and deliver secure software solutions using Agile methodologies, guiding cross-functional engineering and IT teams through the full SDLC. You will manage scope, schedule, budget, risks, and stakeholder communication while ensuring compliance with security and federal standards. This mission-focused position offers robust training, career growth, and the opportunity to innovate in a collaborative, ethics-driven culture.

ManTech International seeks an Intermediate Systems Administrator to support mission-critical federal and national security programs. In this role, you will deploy, configure, and maintain secure Windows and Linux servers, ensuring high availability, performance, and compliance with DoD and federal standards. Responsibilities include system hardening, patching, user and access management, backup and recovery, and incident resolution. You will automate routine tasks, document configurations, and collaborate with cyber, network, and engineering teams in a mission-focused, learning-oriented environment.

ManTech International is seeking a Senior Splunk Cyber Security Engineer to join our innovative Information Technology and Cybersecurity department. This role is vital in providing solutions for mission-critical national security programs. The individual will be responsible for implementing and managing Splunk Security solutions, providing insights and analysis to safeguard national infrastructure, and developing state-of-the-art security technologies. Our ideal candidate is a highly skilled engineer, with extensive experience in Splunk, network security, and cyber threat analytics. At ManTech, we foster a culture of innovation, integrity, and respect for individual contributions, offering you the chance to thrive in a hybrid work environment. This position demands strong problem-solving abilities and a proactive attitude toward complex security challenges. Join us, and be part of a dynamic team contributing to national security while working on challenging and rewarding projects.

ManTech International seeks a Senior DevOps ServiceNow Developer to lead automation and integration for critical federal missions. In this role, you will design and implement ServiceNow-based DevOps solutions, build and optimize CI/CD pipelines, and integrate ServiceNow with enterprise IT, monitoring, and security tools. You will support secure, scalable deployments, troubleshoot complex production issues, and drive continuous improvement. Working in ManTech's mission-focused, collaborative culture, you'll mentor teammates, grow your technical skills, and contribute directly to national security outcomes.

ManTech seeks a Data Engineer to support our IT department in developing and optimizing our data architecture and infrastructure to aid in critical national security missions. This role involves the design, construction, installation, testing, and maintenance of highly scalable data management systems. The ideal candidate will have a proven track record in engineering solutions that enable the intelligent use and analysis of large datasets in a secure, resilient, and efficient manner.

ManTech International seeks an Application Security Engineer to protect mission-critical defense and aerospace systems within our IT & Cybersecurity organization. In this role, you will embed security throughout the SDLC, conduct threat modeling, SAST/DAST, and secure code reviews, and guide developers in remediating vulnerabilities. You will help design secure architectures for cloud and enterprise applications, support compliance with NIST, DoD, and OWASP standards, and automate security in CI/CD pipelines. Join a mission-focused, collaborative team advancing national security while growing your technical expertise through robust training and career development programs.

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 is looking for a Linux Systems Administrator who will be responsible for maintaining and administering our servers and related computing environments including systems software, applications software, hardware, and configurations. This position plays a crucial role in ensuring the integrity and operation of IT systems within mission-critical national security programs. The ideal candidate should possess a strong understanding of Linux systems and a keen ability to troubleshoot and optimize IT infrastructure.

At ManTech, a leader in national security technology and solutions, the Senior Information System Security Engineer will play a critical role in safeguarding information systems by identifying vulnerabilities, enforcing compliance, and architecting cyber defenses. This role focuses on the creation and deployment of secure infrastructure solutions meeting stringent government and intelligence community standards. Working within a team of skilled professionals, you will ensure the protection of networks and data crucial to national security operations.

ManTech International seeks a CNO Vulnerability Researcher to support mission-critical Defense & Aerospace cyber operations within our IT & Cybersecurity team. In this role, you will discover, analyze, and exploit vulnerabilities across complex platforms, including operating systems, networks, and embedded systems that protect national security. You will apply advanced reverse engineering, exploit development, and CNO tradecraft to create mission-ready capabilities. ManTech's culture of innovation, integrity, and respect empowers you to shape cutting-edge cyber solutions while growing your career as a Cyber Security Engineer.

As a Wargame Data Analyst in ManTech International's Data Science & AI department, you will turn complex wargame and simulation outputs into insights that shape U.S. defense strategy. You will design and execute analytical models, apply statistics and AI/ML to operational scenarios, and assess capability performance across contested environments. Partnering with operators, data scientists, and engineers, you will build dashboards and visualizations that translate technical results into clear recommendations for senior decision-makers. ManTech's mission-focused, collaborative culture and robust training programs offer the opportunity to grow your technical expertise while directly supporting critical national security missions.

ManTech International seeks a Senior Python Developer to lead design and development of secure, high-performance applications in the Information Technology & Data Management department. You will architect and implement Python-based services, integrate complex data sources, and support analytics solutions for U.S. defense, intelligence, and federal customers. In ManTech's mission-focused, collaborative culture, you'll mentor developers, apply secure coding and DevOps practices, and innovate on cyber and enterprise IT challenges while advancing your career through robust training and growth opportunities.