John Sivak's Contact Details

John Sivak's Company Details

ManTech

Herndon, Virginia, US • 10442 Employees
Technology Consulting/Tech Services

ManTech is more than a technology company. We are a company dedicated to service, and we consider our work a part of the public trust. The people of ManTech are privileged to work for the security of the United States, the welfare of our service members and veterans, the protection of our communities, and the cause of better health care. We have served the nation for more than 50 years, and in that time we have continually changed and grown to provide the technology that government needs to meet new challenges. We seek people with the same strong ethic of service, creativity, energy, and dedication to serving our country. We are comprised of more than 9,800 talented employees around the world. Nearly half of our employees are veterans. Many others come from the Intelligence Community, Homeland Security and federal civilian agencies. We understand our customers’ challenges because we know their world firsthand. When Federal managers and military leaders face tough challenges in cyber, data collection & analysis, enterprise IT or systems and software engineering, they turn to ManTech to get the job done right. These professionals trust ManTech and stay with us for years because we understand their needs and tackle their most complex challenges head on. They know that reaching their goal is our ultimate objective.