Tomorrow Starts Now

Leidos to combine with Lockheed Martin Information Systems & Global Solutions (IS&GS)

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Top Attractors

Leidos among 40 best U.S. companies at drawing and keeping top talent

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Reshaping the Passenger Experience

Airport technology and the terminals of tomorrow

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Hacker Avenue

How hackers can cripple our cities


All Systems Go.

Leidos stakes claim in intellegent infrastructure

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Partnership for Defense Health

Leidos, Accenture, Cerner, and Henry Schein: trusted partners for defense health

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Leidos Investor Day

Leidos announced it will host anInvestor Day on Monday, August 1 at the NYSE in New York City. The event willprovide the investment community with an opportunity to hear from Leidos'senior management team about its strategy, operations, and financial targets,including updates related to the proposed combination with Lockheed Martin'sIS&GS business.

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We Are Leidos

For more than 40 years we have been tackling some of the biggest problems that face our nation and our world.

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.
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Employees Worldwide


Our Mission

We solve our customers' mission-critical problems with innovative applications of technology and expertise.

Cancer Research

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 »

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 »

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 »

Contact Us

Want to know more? Contact us about product information and pricing, customer feedback, stockholder services, or just to voice a concern.

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Join Leidos to help make our communities, our nation and our world a better place.

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