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CACI International
Government IT Services

CACI International Company Overview

CACI International logo

CACI International

● Active
Government IT Services · Reston, VA · Est. 1962
GovernmentDefenseIntelligenceCybersecuritySIGINT↗ Website
$8.5B
Valuation
$7.6B
Revenue
23k+
Employees
1962
Founded

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.

Recent Press
5 items
Acquisition·2026-03-09
CACI Completes Acquisition of ARKA Group
CACI completed its acquisition of ARKA Group L.P. in an all-cash transaction valued at $2.6 billion, expanding the company's technology capabilities in space-based sensing and actionable intelligence for national security missions.
Award·2026-01-28
CACI Named a 2026 Fortune World's Most Admired Company for the Ninth Consecutive Year
CACI International was recognized by Fortune as one of the World's Most Admired Companies for the ninth consecutive year, underscoring its reputation for sustained excellence in government technology and national security services.
Acquisition·2025-12-22
CACI Enters Into Definitive Agreement to Acquire ARKA Group for $2.6 Billion
CACI announced it entered into a definitive agreement to acquire ARKA Group L.P. for $2.6 billion in cash, adding leading space-based sensing, signals intelligence, and advanced technology capabilities to its national security portfolio.
Press Release·2025-08-06
CACI Reports Results for Its Fiscal 2025 Fourth Quarter and Full Year and Issues Fiscal Year 2026 Guidance
CACI reported fiscal year 2025 full-year revenues of $8.6 billion, up 13% year-over-year, with diluted EPS of $22.32. The company also issued fiscal year 2026 guidance reflecting continued growth expectations.
Press Release·2025-05-30
CACI to Take on New Mission-Critical Work Within the Intelligence Community
CACI was awarded nearly $638 million in new contracts within the intelligence community to support various national security and signals intelligence efforts. The awards reflect the company's deep expertise in delivering technology solutions for the U.S. intelligence enterprise.
Company History
9 milestones
CACI was founded in Los Angeles by Herbert Karr and Harry Markowitz (later Nobel laureate in economics) as the California Analysis Center, Incorporated. The firm initially focused on simulation and operations research for the aerospace and defense industry.

CACI International Organization Structure & Team

Org Chart
23,000 employees · Click a leader to explore their team
23,250 across 12 departments
Chief Executive Officer
John Mengucci
Jeffrey Elefante — Departments
· 23250 people across 12 depts

CACI International Financials, Revenue & Market Share

Annual Revenue
$7.6B
+12% vs prior year
YoY Growth
+12%
From $5.7B to $7.6B
Revenue / Employee
$304K
Annual revenue per full-time employee
Revenue Growth
2021
2022
2023
2024
2025
$5.7B
$5.8B
$6.2B
$7.0B
$7.6B
Market Share
U.S. Federal IT & Defense Technology Services
5%
share
Leidos
22%
Booz Allen Hamilton
18%
SAIC
12%
General Dynamics IT
8%
CACI International
5%
$100B
TAM
$40B
SAM
$7.0B
SOM
Revenue Streams
Technology Solutions55%
Mission Solutions45%
Business Units
Technology Solutions55%
CACI's technology segment delivers proprietary SIGINT, EW, and cyber systems alongside DevSecOps and digital modernization programs. This segment drives CACI's premium valuation through IP-rich, higher-margin content.
Mission Solutions45%
Mission Solutions provides cleared intelligence analysts, mission IT services, and enterprise IT managed services across DoD, IC, and civilian agency clients. This segment is volume-oriented and supports the technology segment's market access.

CACI International Internal Tools & Processes

Internal Tools
12 departments
SIGINT & Electronic Warfare3500 people · 3 roles
Standards & Certifications
10 standards
Compliance frameworks, security audits, and quality certifications this company maintains.
Quality
CMMI Dev Level 3
Certified
CACI holds CMMI Development Level 3 appraisal across its technology development and systems engineering practices, meeting DoD acquisition standards for disciplined software and systems development on SIGINT, EW, and enterprise IT programs.
Regulatory
FedRAMP Moderate
Certified
CACI operates FedRAMP Moderate authorized cloud environments supporting DoD and civilian agency digital modernization programs, enabling CACI to host government workloads in compliant cloud infrastructure for enterprise IT managed services.
Security
ISO 27001:2022
Certified
CACI's information security management practices are ISO 27001:2022 certified, providing government clients assurance that CACI's handling of sensitive program information — including classified program data and CUI — meets internationally recognized security standards.
Quality
ISO 9001:2015
Certified
CACI holds ISO 9001:2015 quality management certification, supporting consistent service delivery and continuous improvement across its SIGINT technology development, enterprise IT managed services, and intelligence mission analytics programs.
Regulatory
DoD CMMC Level 3
Compliant
CACI meets CMMC Level 3 (Advanced) requirements for protecting Controlled Unclassified Information across its DoD program environments, enabling performance on DoD contracts requiring advanced cybersecurity practices including SIGINT and EW development programs.
Regulatory
ITAR Registered
Compliant
CACI is ITAR registered with DDTC, required for its SIGINT hardware development, EW systems work, and defense technology programs that involve defense articles and technical data subject to International Traffic in Arms Regulations.
Security
NIST SP 800-171
Compliant
CACI complies with NIST SP 800-171 across its program delivery and corporate IT environments, protecting CUI as required by DoD contracts and supporting CMMC Level 3 assessment readiness across its technology and mission programs.
Security
SOC 2 Type II
Certified
CACI's managed IT service delivery operations are SOC 2 Type II certified, giving DoD and civilian agency clients independently audited assurance over the security, availability, and confidentiality of CACI-managed IT environments.
Security
NIST SP 800-53
Compliant
CACI implements NIST SP 800-53 security controls across government-facing IT systems and cloud environments, supporting Authority to Operate (ATO) and continuous ATO (cATO) processes for DoD and IC programs.
Regulatory
FAR 52.203-13 Ethics
Compliant
CACI maintains a comprehensive business ethics and compliance program meeting FAR 52.203-13 contractor code of business ethics and conduct requirements, including an ethics hotline, mandatory training, and annual compliance program reporting to government oversight bodies.

CACI International Interview Preparation

Interview Prep
Role-specific interview questions and keywords. Select a department, then click any role to prepare.
SIGINT & Electronic Warfare· 3 roles

CACI International Products & Competitors

Product Suite
5 products · select one to explore
Government IT Services
Systems Engineering
CACI SIGINT Systems
Signals Intelligence at Every Echelon

CACI designs and delivers signals intelligence (SIGINT) collection, processing, and exploitation systems for the U.S. intelligence community and DoD, including tactical SIGINT for deployed warfighters and strategic collection infrastructure. Products are developed from capabilities acquired through LGS Innovations and Six3 Systems, and span software-defined radio, SIGINT software, and end-to-end collection systems.

Use Cases
Deploying tactical SIGINT collection systems for Army brigade and special operations forces in contested environmentsProviding software-defined radio and SIGINT exploitation capability upgrades for NSA collection infrastructureIntegrating SIGINT systems with multi-INT fusion platforms for IC analytic environments
No image
Key Customers
NSA
NSA
USA
U.S. Army
SOCOM
SOCOM
Competitive Intelligence
VSL3Harris Technologies
THEM

L3Harris Technologies is a defense technology company specializing in communications, electronic warfare, avionics, and ISR systems for U.S. and allied military customers.

EDGE

Purpose-built SIGINT hardware combined with end-to-end software exploitation capability

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

LGS Innovations heritage with deep NSA program relationships across SIGINT collection and processing

VSLeidos
THEM

Leidos is a defense, intelligence, and health technology company providing advanced systems, technology solutions, and services primarily to the U.S. government.

EDGE

Integrated SIGINT hardware-software development under one contract vehicle

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