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Software System Integrator III

CACI


Yearly Salary: USD 126100 - 277300
Posted: 17 September 2026 (Yesterday)
Application Deadline: 15 December 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Software System Integrator III

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

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The Opportunity:

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

Responsibilities:

  • 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

Qualifications:

Required:

  • Active Secret security clearance

  • Masters 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

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What You Can Expect:

A culture of integrity.

At CACI we place character and innovation at the center of everything we do. As a valued team member youll be part of a high-performing group dedicated to our customers missions and driven by a higher purpose to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. Youll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together we will advance our nations most critical missions build on our lengthy track record of business success and find opportunities to break new ground in your career and in our legacy.


Pay Range:

There are a host of factors that can influence final salary including but not limited to geographic location Federal Government contract labor categories and contract wage rates relevant prior work experience specific skills and competencies education and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI you will receive comprehensive benefits such as; healthcare wellness financial retirement family support continuing education and time off benefits.

The proposed salary range for this position is:

$126100 - 277300 USD

CACI is anEqualOpportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex pregnancy sexual orientation age national origin disability status as a protected veteran or any otherprotectedcharacteristic.

About Company

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CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security miss ... View more

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