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# Software Engineer (Real-Time Systems / C2 Integration)

- **Company:** CACI International Inc.
- **Location:** Dahlgren, VA, United States
- **Salary:** $82,100.0 - $172,400.0
- **Contract:** Contract
- **Skills:** Testing (Software), Java (Programming Language), Unit Testing, C++ (Programming Language), Software Debugging, Linux, Middleware, Linux System Administration, Object-Oriented Software Development, Systems Development Life Cycle, Real-Time Operating Systems, Red Hat Enterprise Linux, Software Configuration Management, Software Engineering, System Integration Testing, VxWorks, Real Time Systems, SC Clearance, Information Technology, Codebase, Software Coding
- **Published:** July 15, 2026
- **Apply:** https://dejobs.org/x/x/026FC21C8C594EA293A3C7DDC4DF9E10/job/

## About the Role

Required:

 * Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline.
 * Demonstrated knowledge of software development principles and Object-Oriented Design.
 * Proficiency in C++ and Java.
 * Experience developing and debugging software in Linux environments.
 * Experience analyzing and modifying existing software codebases.
 * Experience implementing full SDLC activities beyond code development alone.
 * Experience with software testing, including automated unit and integration testing.
 * Ability to work independently and collaboratively to meet program schedules.
 * Strong written and verbal technical communication skills.
 * Eligibility to obtain and maintain at least an Interim Secret clearance.

Desired:

 * Experience with Real-Time Operating Systems (RTOS), particularly VxWorks.
 * Experience using Real-Time Java in embedded or mission-critical systems.
 * Experience with Red Hat Enterprise Linux (RHEL) 8 and 9 or comparable enterprise Linux distributions.
 * Familiarity with Open Architecture systems, middleware, and COTS hardware platforms.

## Description

* Integrate externally developed missile software components into an existing C2 software baseline.
 * Implement and validate message sequencing and power-up/power-down sequencing between weapon software and the C2 system.
 * Develop, analyze, and modify real-time software operating in Linux and RTOS environments.
 * Utilize Real-Time Java within VxWorks-based systems.
 * Analyze existing software baselines to understand behavior, interfaces, and constraints.
 * Debug, test, and validate software through automated unit testing and system integration testing.
 * Apply Open Architecture principles when integrating software with COTS hardware and middleware.
 * Follow established SDLC and software configuration management processes.
 * Communicate technical status, risks, and progress to engineering and program leadership.


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