CACI International Inc · 1 day ago
Software Engineer
Lisle, IL
Full-time
Onsite
Mid, Senior Level
$108K/yr - $228K/yr
7+ years expCACI International Inc is seeking a Software Engineer to contribute at various levels of software development, including firmware and application software, to solve complex networking challenges for the U.S. Federal Government. The role involves designing, developing, and maintaining software solutions in the cyber security domain while collaborating with product teams and ensuring adherence to quality and compliance standards.
Information TechnologyService IndustrySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Design, develop, integrate, test, and maintain complex software solutions in telecommunications and IP/computer networking equipment in the cyber security domain
Work with a product development team to develop concepts, identify creative solutions to user requests and assess feasibility of these solutions
Consult on technical activities spanning multiple technical disciplines including security analysis, software/tool development, software test, lab environment, development environment and system infrastructure
Act as the technical liaison to customers in representing key issues
Operate effectively and comfortably in a team environment, as a team member and as a team leader. This includes the ability to work across organizational boundaries, as necessary
Assist technical management in facilitating process changes needed to meet customer quality and schedule requirements
Interact with product development teams, project managers and partners
Prioritize work including meeting schedules, identifying risks and delivering high quality software
Understand and adhere to all CACI Ethical and Compliance policies
Proactively ensure a safe work environment and adhere to CACI EH&S policies
Perform other duties as required
Qualification
Required
Bachelor's and/or Master's Degree in Computer Engineering, Computer Science, Electrical Engineering or related technical discipline
Minimum of 7 years of experience or an equivalent combination of education, skills, and experience
Familiar with development in either Windows, Linux and/or Unix-based operating systems
Software development skills in languages such as: C, C++, Python or comparable languages
Use of development tools (e.g. editors and compliers)
Willingness and ability to quickly learn new technologies
A TS/SCI clearance is required to begin employment
Preferred
Familiarity with software security concepts such as intrusion detection, cryptography, authentication, firewalls, secure coding practices
Understanding of network hardware, systems and software application
Knowledge of Internet routing protocols, TCP/IP stack and tools
Experience developing software for embedded systems
Familiarity with multi-threaded applications and multi-processor systems
Familiarity with low-level programming such as device-driver and OS programming
Understanding of processor architectures (ARM, MIPS, x86, PowerPC) and associated assembly language programming
Experience with reverse engineering of binary applications, protocols and formats
Experience debugging system-level issues with various lab equipment
Strong oral and written communication skills
Ability to work both independently and as a collaborative team member
Flexibility to adapt to new and changing environments
Knowledge of telephony
Familiar with software engineering process concepts from requirements reviews, code inspection to component delivery and sign-off
Knowledge of Microsoft software applications and other software applications as required
Benefits
Healthcare
Wellness
Financial
Retirement
Family support
Continuing education
Time off benefits
Company
CACI International Inc
At CACI International Inc (NYSE: CACI), our 25,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$1B2025-05-21Post Ipo Debt· $1B
2003-01-10IPO
Leadership Team
John Mengucci
President & CEO
Darryl W Burke
Senior Vice President / Air Force Client Executive
Recent News
Washington Technology
2026-01-25
2026-01-22
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