Get Started Free
Home›Government IT Services›Leidos
Leidos logo
Leidos
Government IT Services

Leidos Company Overview

Leidos logo

Leidos

● Active
Government IT Services · Reston, VA · Est. 2013
GovernmentDefenseHealth ITCybersecuritySystems Integration↗ Website
$22B
Valuation
$16.5B
Revenue
48k+
Employees
2013
Founded

Leidos is a defense, intelligence, and health technology company providing advanced systems, technology solutions, and services primarily to the U.S. government. It is the largest pure-play U.S. government IT and engineering services contractor by revenue, operating across defense, intelligence, civil, and health market segments.

Recent Press
5 items
Acquisition·2026-03-30
Leidos Completes $2.4 Billion Acquisition of ENTRUST
Leidos completed its $2.4 billion acquisition of ENTRUST Solutions Group, a leading power engineering and energy infrastructure firm. The acquisition significantly expands Leidos' capabilities in electric grid modernization and critical energy infrastructure.
Press Release·2026-03-11
Leidos to Modernize and Secure U.S. Air Force Cloud One Platform
Leidos was awarded a $454.9 million task order to modernize the U.S. Air Force's Cloud One multi-cloud platform, working alongside Amazon Web Services, Microsoft Azure, Google Cloud Platform, and Oracle Cloud Infrastructure.
Press Release·2026-02-17
Leidos Posts Strong Fourth Quarter and Fiscal Year 2025 Results
Leidos reported strong fourth quarter and full-year 2025 financial results, highlighting significant growth in priority markets, enhanced profitability, and double-digit earnings growth.
Press Release·2026-02-12
Leidos to Launch Next Phase of DODNet Transformation Through Accelerated Migration of Defense Agencies
Leidos announced it will accelerate the migration of eight additional Defense Agencies and Field Activities to DODNet, the Defense Information Systems Agency's modern network environment, transitioning more than 100,000 users over the next 18 months.
Press Release·2025-05-05
Leidos Awarded $205 Million Contract to Modernize Defense Threat Reduction Agency IT Systems
Leidos announced it has been awarded a five-year, $205 million contract to modernize and operate IT systems for the Defense Threat Reduction Agency, implementing Zero Trust cybersecurity architecture and AI-driven automation to enhance the agency's mission effectiveness against emerging threats.
Company History
10 milestones
Science Applications International Corporation (SAIC) was founded in La Jolla, California by physicist J. Robert Beyster. The employee-owned firm began as a nuclear energy consultancy for the U.S. government and grew to become one of the largest defense contractors in the U.S.

Leidos Organization Structure & Team

Org Chart
48,000 employees · Click a leader to explore their team
46,500 across 12 departments
Chief Executive Officer
Tom Bell
Chris Cage — Departments
· 46500 people across 12 depts

Leidos Financials, Revenue & Market Share

Annual Revenue
$16.5B
+7% vs prior year
YoY Growth
+7%
From $13.7B to $16.5B
Revenue / Employee
$321K
Annual revenue per full-time employee
Revenue Growth
2021
2022
2023
2024
2025
$13.7B
$14.4B
$14.4B
$15.4B
$16.5B
Market Share
U.S. Federal IT & Engineering Services
22%
share
Leidos
22%
Booz Allen Hamilton
18%
SAIC
12%
General Dynamics IT
8%
CACI International
5%
$100B
TAM
$55B
SAM
$15.4B
SOM
Revenue Streams
Defense Solutions48%
Civil23%
Health20%
Intelligence9%
Business Units
Defense Solutions48%
The Defense segment is Leidos's largest, spanning C5ISR systems integration, hypersonics research (Dynetics), naval architecture (Gibbs & Cox), and advanced sensor programs for all DoD service branches.
Civil23%
Civil covers FAA NextGen air traffic modernization, DHS airport security screening (Advanced Imaging Technology), DoE national lab IT, and transportation and border security IT programs.
Health20%
Health is anchored by the $4.3B+ MHS GENESIS prime integration contract and the $7.9B VA VAEC recompete, making Leidos the largest government health IT contractor in the U.S.
Intelligence9%
Intelligence covers classified mission support to NSA, NRO, and IC agencies. Program specifics are classified; this segment provides stable high-margin revenue from long-term IC contracts.

Leidos Internal Tools & Processes

Internal Tools
12 departments
Defense Systems Engineering15000 people · 3 roles
Standards & Certifications
10 standards
Compliance frameworks, security audits, and quality certifications this company maintains.
Quality
CMMI Dev Level 3
Certified
Leidos holds CMMI Development Level 3 appraisal across its systems engineering and software delivery practices, meeting DoD acquisition requirements for disciplined and defined processes on major defense programs including C5ISR integration and MHS GENESIS.
Regulatory
FedRAMP High
Certified
Leidos operates FedRAMP High authorized cloud environments supporting the VA VAEC program, MHS GENESIS, and DoD civilian cloud migrations — enabling processing of the most sensitive unclassified government data in Leidos-managed cloud infrastructure.
Security
ISO 27001:2022
Certified
Leidos's information security management system is certified to ISO 27001:2022, providing government clients independent assurance that Leidos controls protecting sensitive program information meet internationally recognized security management standards.
Quality
ISO 9001:2015
Certified
Leidos maintains ISO 9001:2015 quality management certification across its major service delivery operations, supporting continuous improvement in systems integration, software development, and managed services for DoD and civilian agency clients.
Privacy
HIPAA
Compliant
Leidos maintains HIPAA compliance across its health IT operations supporting VA, DHA, and CMS programs. MHS GENESIS and VA VAEC environments are designed to protect Protected Health Information (PHI) for millions of military and veteran beneficiaries.
Regulatory
DoD CMMC Level 3
Compliant
Leidos meets CMMC Level 3 requirements for protecting Controlled Unclassified Information (CUI), enabling continued performance on DoD contracts requiring advanced cybersecurity practices across Leidos's classified and unclassified program delivery environments.
Regulatory
ITAR Registered
Compliant
Leidos is registered with DDTC under ITAR, required for its defense systems engineering, C5ISR integration, Dynetics hypersonics research, and Gibbs & Cox naval architecture work involving defense articles and technical data on U.S. military programs.
Security
NIST SP 800-171
Compliant
Leidos complies with NIST SP 800-171 across its program delivery and corporate IT environments, protecting Controlled Unclassified Information as required by DoD contracts and in preparation for CMMC Level 3 formal assessment.
Security
SOC 2 Type II
Certified
Leidos's managed IT service operations are SOC 2 Type II certified, providing government clients independent audit assurance of security, availability, and confidentiality controls in Leidos-operated data centers and cloud environments.
Safety
ISO 45001:2018
Certified
Leidos holds ISO 45001:2018 occupational health and safety certification, particularly important for Dynetics's hypersonics test facilities, Gibbs & Cox shipyard engineering environments, and Leidos laboratory operations at national research facilities.

Leidos Interview Preparation

Interview Prep
Role-specific interview questions and keywords. Select a department, then click any role to prepare.
Defense Systems Engineering· 3 roles

Leidos Products & Competitors

Product Suite
5 products · select one to explore
Government IT Services
Systems Engineering
Leidos C5ISR & Space Systems
Network the Joint Force from Sea to Space

Leidos delivers command, control, communications, computers, cyber, intelligence, surveillance, and reconnaissance (C5ISR) systems and space payload integration for DoD and intelligence clients. The practice integrates large-scale defense networks, satellite ground systems, and sensor fusion architectures for mission-critical warfighter applications.

Use Cases
Integrating JADC2 (Joint All-Domain Command and Control) network architectures connecting Army, Navy, and Air Force platformsDeveloping satellite ground control systems for DoD intelligence and communications satellitesBuilding multi-INT sensor fusion architectures for airborne ISR platforms supporting combatant commands
No image
Key Customers
USA
U.S. Army
USSF
Space Force
NSA
NSA
Competitive Intelligence
VSNorthrop Grumman
THEM

Northrop Grumman is a global aerospace and defense company developing advanced systems including stealth aircraft, autonomous systems, space systems, and cybersecurity solutions for the U.S. military.

EDGE

Larger systems integration workforce with broader classified program coverage across all warfighting domains

VSRaytheon Intelligence & Space
THEM

Raytheon Intelligence & Space (RTX) develops advanced sensors, communications, cyber, and space systems for defense and intelligence customers worldwide.

EDGE

More mature software factory and DevSecOps delivery pipeline for rapid capability development

VSSAIC
THEM

SAIC is a U.S. government IT services company providing IT modernization, cybersecurity, and digital transformation solutions to defense and civilian federal agencies.

EDGE

Deeper systems integration expertise on legacy DoD command and control programs

Related Companies

CACI International logo
CACI International
Government IT Services
CACI International is a defense and government IT services company providing information technology, intelligence solutions, and national security capabilities to U.S. government clients. The company specializes in signals intelligence, cyber operations, enterprise IT modernization, and mission-critical systems for DoD, intelligence community, and civilian federal agencies.
Booz Allen Hamilton logo
Booz Allen Hamilton
Government IT Services
Booz Allen Hamilton is a management consulting, technology, and engineering firm providing cybersecurity, analytics, digital transformation, and systems engineering services to U.S. defense, intelligence, and civil government agencies. It is one of the largest government IT and consulting contractors in the United States, with over a century of federal government advisory experience.