Partnership for Defense Health
Trusted partners for Defense Health
Hard hats to black hats, Leidos knows utility security.
Engineering innovation, one project at a time.
We Are Leidos
For more than 40 years we have been tackling some of the biggest problems that face our nation and our world.
A FORTUNE 500® company, we bring a mix of innovative technology and sector expertise to customers in national security, engineering, and health.
Our approach is holistic, looking at all the interconnected complexities of a problem. Our brand of science is collaborative, with knowledge shared across disciplines. And our focus is always on making the real world better. Learn More »
We solve our customers' mission-critical problems with innovative applications of technology and expertise.
Explore Our Capabilities
One company. Three markets of global importance.
Our vision is to be a recognized global leader in solving important problems in national security, health, and engineering. Learn More »
Leidos’ Unmanned Sub Tracker Drives Itself & Innovation at Sea
How can we secure our shores without endangering lives?
Nearly silent diesel-electric submarines now threaten U.S. shipping. We developed an unarmed, unmanned vessel to shadow and chase them out of strategic waters. Learn More about Leidos’ Unmanned Sub Hunter Drives Itself & Innovation at Sea»
We’re Defining Cancer from a “Network” Perspective & Redefining Cancer Research
Could studying the Internet’s structure help cure cancer?
Our ambitious research initiative connects collaborators nationwide to tackle cancer from a “network” perspective and focus on the disease’s genetic roots. Learn More about We’re Defining Cancer from a “Network” Perspective & Redefining Cancer Research»
Join Leidos to help make our communities, our nation and our world a better place.
Need Help Submitting Your Resume? If you have a disability and need help using leidos.com/careers, we'd be happy to lend a hand. Request help now »