SAIC

C++ Software Engineer - AFSIM Extensions & Plugin Development

SAIC$110K — $130K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science or software engineering and 9 years of related experience
  • Proficiency in modern C++ (C++17 or later)
  • Experience with object-oriented design and software architecture principles
  • Familiarity with AFSIM or similar simulation frameworks
  • Ability to work with Git and in collaborative development teams

Responsibilities

  • Design, develop, and maintain C++ modules and plugins for AFSIM
  • Implement new simulation behaviors and physics-based modeling features
  • Integrate external models and data into the AFSIM environment
  • Translate analyst requirements into robust software features
  • Debug, optimize, and validate plugin behaviors in complex simulations
  • Maintain comprehensive software documentation and integration guides
  • Support version control and continuous integration processes

Benefits

  • Collaborative team environment with experienced analysts
  • Opportunities for professional growth and skill development
  • Ability to work on cutting-edge simulation technologies
  • Participation in mentoring and knowledge-sharing initiatives
  • Support for work-life balance and flexible work arrangements
Full Job Description
Job Description

SAIC is seeking a C++ Software Engineer in Arlington, VA. This role focuses on developing C++-based extensions, plugins, and custom capabilities for AFSIM. The engineer will implement new simulation behaviors, integrate external models, and enhance analytical toolchains that support mission-level analysis and system-of-systems assessments. This position partners closely with analysts to convert modeling requirements into robust, maintainable software features.

Key Responsibilities
• Design, develop, and maintain C++ extensions, plugins, and modules for AFSIM.
• Implement new simulation capabilities, physics based modeling, sensor/weapon logic, and custom interfaces.
• Integrate external libraries, data sources, or physics-based models into the AFSIM runtime environment.
• Translate analyst requirements into software features, ensuring correctness, performance, and maintainability.
• Debug, optimize, and validate plugin behavior within complex simulation environments.
• Maintain software documentation, API references, and integration guides.
• Support build system configuration, version control workflows, and continuous integration pipelines.
• Ensure code quality through unit testing, peer reviews, and adherence to coding standards.

Qualifications

Required Qualifications
• Bachelor's degree in computer science, software engineering, or related field and 9 years of related experience
• Proficiency in modern C++ (C++17 or later).
• Experience with object-oriented design, data structures, and software architecture fundamentals.
• Familiarity with AFSIM, simulation frameworks, or plugin-based architectures.
• Ability to work with Git and collaborative development workflows.

Preferred Qualifications
• Experience developing simulation models, real-time or constructive simulation software, or game-engine-style behavior systems.
• Familiarity with Boost, CMake, or cross-platform build systems.
• Exposure to Lua/Python for integration or scripting.
• Understanding of sensor physics, kinematics, or engagement modeling (helpful but not required).

About SAIC

Science Applications International Corporation (SAIC) is a technology integrator in the technical, engineering, intelligence, and enterprise information technology markets. SAIC has approximately 26,000 employees and operates in more than 70 countries. The company was founded in 1969 and is headquartered in Reston, Virginia. SAIC provides services to the U.S. government, including the Department of Defense, the intelligence community, and civilian agencies. The company also serves commercial customers in the healthcare, energy, and financial services sectors.
Learn more about SAIC
Size
26,000 employees
Market Cap
$6 billion
Industry
Net Income
$206 million
Founded
1969
5 Year Trend
+10.7%
Revenue
$6.8 billion
NASDAQ

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