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Simulation Software Engineer Internship Jobs in Fairfax, VA

As a Software Engineer Intern, you'll have an opportunity to grow more quickly than you ever ... This should be your final internship before graduating. To apply, please submit the following: * An ...

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Simulation Software Engineer Internship information

See Fairfax, VA salary details

$13

$25

$39

How much do simulation software engineer internship jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for simulation software engineer internship in Fairfax, VA is $25.98, according to ZipRecruiter salary data. Most workers in this role earn between $21.15 and $29.47 per hour, depending on experience, location, and employer.

What does a simulation software engineer intern do?

A Simulation Software Engineer Intern assists in developing and testing software models that simulate real-world processes or systems. They typically work with experienced engineers to write code, debug simulations, and analyze results to ensure accuracy and efficiency. Interns may use tools such as MATLAB, Simulink, or Python, and contribute to projects in fields like automotive, aerospace, or robotics. The role helps interns gain hands-on experience in software engineering and simulation technologies, preparing them for future careers in the industry.

What types of projects or tasks can I expect to work on during a simulation software engineer internship?

As a Simulation Software Engineer Intern, you will typically contribute to developing, testing, and refining simulation models used for validating real-world systems or products. Your daily tasks may include coding simulation algorithms, analyzing performance data, debugging issues, and collaborating with engineers from other disciplines such as hardware, robotics, or product design. Interns often work closely with mentors, attend team meetings, and may have opportunities to present findings or improvements. This role provides hands-on experience with industry-standard simulation tools and fosters valuable teamwork and technical skills.

What are the key skills and qualifications needed to thrive as a simulation software engineer intern, and why are they important?

To thrive as a Simulation Software Engineer Intern, you need a strong foundation in programming languages (such as C++, Python, or MATLAB), mathematical modeling, and computer science principles, typically supported by ongoing or completed coursework in engineering or related fields. Familiarity with simulation tools (like Simulink or Modelica), version control systems (such as Git), and possibly exposure to CAD or physics engines is often required. Problem-solving abilities, attention to detail, teamwork, and effective communication are important soft skills for this role. These skills and qualities are crucial for accurately developing, testing, and refining simulation models within collaborative engineering environments.

What is the difference between Simulation Software Engineer Internship vs Simulation Software Engineer?

AspectSimulation Software Engineer InternshipSimulation Software Engineer
Required CredentialsCurrently pursuing or recently completed a relevant degree (e.g., Computer Science, Engineering)Bachelor's or Master's degree in a related field, with some roles preferring experience or certifications
Work EnvironmentInternship programs, often in corporate R&D or product teams, with mentorshipFull-time professional role in engineering teams, often in R&D or product development
Employer & Industry UsageUsed by tech companies, automotive, aerospace, and simulation firms for training and developmentEmployed in similar industries, focusing on developing and maintaining simulation software products

The main difference is that a Simulation Software Engineer Internship is a temporary, learning-focused position for students or recent graduates, while a Simulation Software Engineer is a full-time professional role requiring more experience and responsibility in developing simulation software.

What cities near Fairfax, VA are hiring for Simulation Software Engineer Internship jobs?

Cities near Fairfax, VA with the most Simulation Software Engineer Internship job openings:

Visualization & Simulation Software Engineer

FTS International LLC

Chantilly, VA โ€ข On-site

$65K - $85K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 25 days ago


Job description

FTS International, LLC (FTS) is committed to providing the Federal Government with quality consultants and support. To ensure mission success we focus on putting our customers first while minimizing corporate bureaucracy on our staff. We provide Subject Matter Experts (SME) free of Organizational Conflicts of Interest (OCI) focused on independent analysis and mission support services within the disciplines of Engineering, Counter Terrorism Operations, Management, Information Technology, Signals Analysis, Administration, Cyber Security and Linguistics.
FTS has an opportunity for a Visualization & Simulation Software Engineer in Chantilly, VA.
The Visualization & Simulation Software Engineer will build interactive 3D applications and simulation tools focused on geospatial and RF visualization.
Responsibilities
  • Assist in building 3D visualization features using Three.js:
    • Rendering satellites, paths, and coverage areas
    • Displaying dynamic simulation data in real time
  • Support backend development in Python for:
    • Data processing and interpolation
    • Simulation integration
  • Implement UI components and interactive controls for visualization tools
  • Debug and improve performance of rendering and data pipelines
  • Learn and contribute to spatial and geometric algorithms
  • Collaborate with senior engineers on system design and implementation

Required Skills/Qualifications
  • US Citizen
  • Ability to obtain a TS/SCI with polygraph
  • BS STEM (Science, Technology, Engineering, or Math) in engineering discipline
  • 1+ years of relevant experience
  • Basic proficiency in JavaScript and frontend development
  • Familiarity with Python
  • Understanding of basic 3D math concepts:
    • Coordinates, vectors, transformations
  • Strong problem-solving mindset and interest in technical challenges
  • Exposure to client-server architecture

Desired Skills/Qualifications
  • TS/SCI with polygraph
  • Experience with Three.js or other 3D/graphics libraries
  • Exposure to:
    • Geospatial data (lat/Lon, map projections)
    • Simulation or physics-based systems
  • Familiarity with Git and collaborative workflows
  • Interest in algorithms, geometry, or real-time systems

Expected Salary Range: $65,000 - $85,000 per year. Placement within the range is determined by qualifications, job-related criteria, experience, internal equity and market considerations. In addition, FTS International, LLC has benefits offerings in addition to salary to include Health Insurance, Paid Time Off, Life Insurance, Short Term and Long-Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
FTS International, LLC is an Equal Opportunity Employer - vets/disabled.