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Senior Software Simulation Engineer with Security Clearance

By Light Professional IT ServicesMcLean, VA🇺🇸United StatesPosted Sep 29, 2026

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
McLean, VA, United States
Posted
21 hours ago
MATLABAgileC++JavaPython

Job Description

Job Description: Overview

By Light is seeking a highly motivated and experienced Senior Software Simulation Engineer to join our team. The ideal candidate will have a strong background in software development, simulation, and modeling, with a focus on delivering high-quality software solutions for complex systems. This role will involve working closely with cross-functional teams to design, develop, and implement simulation tools and frameworks that support our clients' mission-critical applications.

Responsibilities

  • Design, develop, and maintain software simulation tools and frameworks for complex systems.
  • Collaborate with engineers, analysts, and domain experts to understand requirements and translate them into technical solutions.
  • Implement and optimize simulation algorithms, including discrete-event simulation, Monte Carlo methods, and agent-based modeling.
  • Integrate simulation tools with existing systems and platforms, ensuring compatibility and performance.
  • Conduct thorough testing and validation of simulation models to ensure accuracy and reliability.
  • Document simulation methodologies, assumptions, and results for client delivery and internal reference.
  • Provide technical support and training to clients and internal teams on simulation tools and processes.
  • Stay current with industry trends and advancements in simulation technology and methodologies.

Qualifications

  • Bachelor's degree in Computer Science, Software Engineering, or a related field; Master's degree preferred.
  • Minimum of 5 years of experience in software development, with a focus on simulation and modeling.
  • Proficiency in programming languages such as Python, C++, or Java.
  • Experience with simulation frameworks and tools, such as MATLAB/Simulink, SimPy, or AnyLogic.
  • Strong understanding of simulation methodologies, including discrete-event simulation, Monte Carlo methods, and agent-based modeling.
  • Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment.
  • Strong communication and collaboration skills, with the ability to work effectively with cross-functional teams.
  • Security clearance: Must have or be able to obtain a Secret clearance.

Preferred Qualifications

  • Experience with real-time simulation and hardware-in-the-loop (HIL) testing.
  • Knowledge of system engineering principles and model-based design.
  • Experience with data analysis and visualization tools.
  • Familiarity with agile development methodologies. Why By Light?
By Light is a leading provider of innovative solutions for the defense, intelligence, and commercial sectors. We are committed to fostering a collaborative and inclusive work environment where employees can thrive and make a meaningful impact. Join our team and be part of a company that values innovation, excellence, and the well-being of our employees.

Apply Now

If you are a passionate and experienced Senior Software Simulation Engineer looking to make a difference in a dynamic and rewarding career, we encourage you to apply today. By Light is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

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