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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software System Integrator III - **Company:** CACI International Inc. - **Location:** Aberdeen Proving Ground, MD, United States - **Experience:** Expert - **Salary:** $126,100.0 - $277,300.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Systems Engineering, HTML5, Cascading Style Sheets (CSS), Signals Intelligence, Computer Networks, Databases, Continuous Integration, Network Interface Controllers, Firmware, Cisco Nexus Switches, Ansible, Signal Processing, Software Engineering, Systems Architecture, Systems Integration, ReactJS, Gitlab, AngularJS, Integration Tests, Kubernetes, Deployment Automation, Web Technologies, Asynchronous Programming, Devsecops, Jenkins, Microservices - **Published:** September 18, 2026 - **Apply:** https://dejobs.org/x/x/0D585FE942CD4BF2B9CCD494E650D75A/job/ ## About the Role Required: * Active Secret security clearance * Master's degree in Engineering or Mathematics * 10+ years of professional experience in software engineering and/or systems integration * Strong understanding of software design concepts, patterns, tools, and integration best practices * Demonstrated experience integrating software with hardware, communications, or other specialized engineering domains * Experience with distributed and asynchronous programming models * Experience designing and documenting hardware/software interfaces between complex system components * Strong understanding of system security and information assurance processes for government compliance * Proven track record of providing technical leadership in architecture, engineering, and integration services * Excellent problem-solving skills with ability to resolve complex, multi-layer technical issues * Strong communication skills with ability to interface effectively with customers, suppliers, and technical teams Desired: * Active Top Secret security clearance with SCI eligibility * Experience with CMOSS/MORA interface standards and VPX architectures * Experience with Kubernetes and container orchestration platforms * Experience with DevSecOps pipeline tooling such as GitLab, Jenkins, Nexus, Ansible, and/or Foreman * Experience with Web Technologies such as Angular, JavaScript/React, HTML5, and CSS * Experience with database programming and integration * Experience in service-based development and microservice architectures * Working knowledge of signal processing fundamentals for SIGINT/EW applications * Experience developing and integrating Digital Signal Processing (DSP) applications * Java development experience * Willingness to learn and apply the best technology for a given application or service * Familiarity with Risk Management Framework (RMF) and system authorization processes * Experience supporting government intelligence or defense program offices ## Description Design, develop, integrate, and maintain complex software and system solutions supporting Department of Defense intelligence, electronic warfare, and cyber systems. As a Software System Integrator III, you will: * Design and integrate software, firmware, and computing systems solutions with hardware and specialized engineering components across multi-disciplinary systems * Develop and integrate mission capabilities for next-generation intelligence and Electronic Warfare (EW) platforms * Apply software standards, processes, procedures, and tools throughout the system lifecycle to support multi-disciplinary solutions * Interface with cross-functional engineering teams, government stakeholders, and industry partners on system integration efforts * Solve complex integration problems and recommend enhancements to software and system architecture * Provide technical leadership in delivering integration, engineering, and operational support services, * Design, develop, and support software and firmware components integrated with non-IT engineering systems including hardware, communications, cyber, electrical, or other specialized engineering domains * Design and document hardware/software interfaces between system components to ensure seamless integration * Develop and integrate solutions requiring aerospace, communications, cyber, electrical, mechanical, or other specialized engineering domain knowledge * Implement distributed and asynchronous programming models to support complex, multi-disciplinary system integration * Support integration and test events including development, operational, and acceptance testing * Apply CI/CD pipelines, container orchestration, and automated deployment practices to streamline software integration * Develop and maintain technical documentation including system integration plans, interface control documents, and integration test procedures * Apply system security and information assurance processes to ensure compliance with government requirements * Troubleshoot and resolve complex, multi-layer integration issues across software, hardware, and network components * Support the integration of simulations, tactical displays, sensors, and electro-mechanical systems into unified operational capabilities * Interface with customers, suppliers, application users, and other technical and support personnel throughout the integration lifecycle * Coach and mentor junior engineers on integration best practices and troubleshooting techniques ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Enabling automated 1-click customer deployments with built-in quality and security](https://www.wearedevelopers.com/videos/83-enabling-automated-1-click-customer-deployments-with-built-in-quality-and-security) - [One Pipeline, Three Regulator - SBOM Compliance for the Developer](https://www.wearedevelopers.com/videos/100169-one-pipeline-three-regulator-sbom-compliance-for-the-developer) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers)