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CACI International Inc Tech Stack

Defense and intelligence contractor delivering national security technology and services

IT Services and IT Consulting Reston, Virginia 10,001+ employees Founded 1962 Public Company

CACI is a 25,000-person public defense contractor (NYSE: CACI) built around government and intelligence missions in cyber, electronic warfare, space, and counter-UAS. The tech stack reflects dual operational layers: enterprise infrastructure (Cisco, Palo Alto, Juniper) paired with mission-critical development tooling (Python, C++, MATLAB, Java). Active hiring spans 1,932 roles across engineering, ops, and security—with accelerating velocity and 894 senior-level openings—while projects center on cloud migration to AWS, legacy system modernization, and air force modernization programs. The pain-point cluster (DOD compliance, 24/7 mission support, manual security evaluation) reveals an organization managing both scale and regulatory friction.

Tech Stack 200 technologies

Core StackPython C++ MATLAB Linux Java Palo Alto Networks AWS Cisco Cisco Unified Communications Manager Cisco Meeting Server Cisco Jabber Webex Teams Cisco IOS Unix RISC-V C Word Excel Microsoft Office Cisco ASA Forcepoint Bash Azure GCP Juniper F5 Aruba Ruckus NetScout+170 more
AdoptingAngular Microsoft 365 Relativity OneDrive Siemens Opcenter Teamcenter Virtru Kiteworks+20 more
ReplacingSalesforce Databricks NetApp SAP ECC

What CACI International Inc Is Building

Challenges

  • Ensuring compliance with safety standards
  • Cybersecurity compliance
  • Compliance with complex security regulations
  • Modernizing legacy systems
  • Manual system security evaluation
  • Ensuring network performance and availability
  • Risk mitigation
  • Ensuring security compliance
  • Maintaining compliance with dod security standards
  • 24x7 mission support

Active Projects

  • Air force modernization program
  • Cloud migration to aws
  • Drm solution implementation
  • System test automation
  • Integrated traveler initiative iti2.1
  • Network modernization & operations and maintenance efforts
  • Mission planning and scheduling
  • Knowledge management system implementation
  • Csi performance monitoring
  • Configuration management

Hiring Activity

Accelerating1,900 roles · 1,000 in 30d

Department

Engineering
999
Ops
197
Security
185
Legal
97
Support
67
Logistics
66
Finance
49
Intelligence
45

Seniority

Senior
894
Mid
660
Junior
135
Lead
80
Manager
50
Director
22
Intern
17
Principal
5

Notable leadership hires: Regional Site Lead, Business Development Director, Service Improvement Lead, Network Operations Center Lead, Network Management Lead

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About CACI International Inc

CACI provides IT services, systems integration, and specialized technology to the U.S. Department of Defense, intelligence community, and allied governments. The company operates across domains including cyber defense, electronic warfare, space systems, counter-unmanned aircraft, and enterprise IT modernization. Headquartered in Reston, Virginia, and founded in 1962, CACI serves as a prime contractor and subcontractor for mission-critical programs, with operational footprints in the United States, Iraq, United Kingdom, Australia, Djibouti, Germany, Kuwait, and Kenya. The organization is a Fortune 500 company and member of the Russell 1000 Index.

HeadquartersReston, Virginia
Company Size10,001+ employees
Founded1962
Hiring MarketsUnited States, Iraq, United Kingdom, Australia, Djibouti, Germany, Kuwait, Kenya

Frequently Asked Questions

What is CACI International's tech stack?

CACI runs Cisco infrastructure (Unified Communications Manager, Meeting Server, IOS, ASA), cloud platforms (AWS, Azure, GCP), security tools (Palo Alto Networks, Forcepoint, F5), and development languages (Python, C++, Java, MATLAB). Currently adopting Microsoft 365, Angular, and Terraform while replacing NetApp, SAP ECC, and Databricks.

What major projects is CACI working on?

Active initiatives include air force modernization, cloud migration to AWS, DRM solution implementation, system test automation, integrated traveler initiative, network modernization, mission planning and scheduling, and knowledge management system implementation.

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