Defense Simulation Engineer - Onsite, TS/SCI Clearance

Piper Companies; Quantico (VA); On-site; USD 150,000 - 160,000; Full time

Benefits offered by this job

Health benefits

401K

PTO

Holidays

Sick leave

Job summary

Zachary Piper Solutions is seeking an onsite Simulation Developer to join a team developing next-generation modeling in Quantico, VA. This role is ideal for a software engineer with experience building simulation environments, game-based systems, or virtual training platforms who wants to contribute to high-impact national security programs.

The candidate will design, develop, and maintain advanced modeling and simulation applications, integrate capabilities within mission architectures, and

Qualifications

• Bachelors degree in Computer Science, Software Engineering, Game Development, or a related technical discipline
• 3+ years of software development experience focused on modeling, simulation, gaming, or virtual environments
• Proficiency in C++, C#, Python, Java, or other programming languages
• Experience with simulation or game development platforms such as AFSIM, Unity, Unreal Engine, Simio, or Arena
• Familiarity with Git or other version control systems and collaborative development practices
• Must hold an active TS/SCI US Government clearance

Responsibilities

• Design, develop, and maintain advanced modeling and simulation applications supporting defense missions.
• Build and integrate simulation capabilities within larger mission and system architectures.
• Collaborate with engineers, analysts, and operational subject matter experts to improve simulation fidelity and performance.
• Develop new features, perform testing and validation, and troubleshoot complex technical issues.
• Support interoperability, mission-focused testing efforts, technical documentation, and stakeholder coordination activities.

Skills

3+ years software development

C++

C#

Python

Java

Git

Education

Bachelor's degree in Computer Science/Software Engineering/Game Development or related field

Tools

AFSIM

Unity

Unreal Engine

Simio

Arena

Job description

Zachary Piper Solutions is seeking an onsite Simulation Developer to join a team developing next-generation modeling in Quantico, VA. This role is ideal for a software engineer with experience building simulation environments, game-based systems, or virtual training platforms who wants to contribute to high-impact national security programs.

The candidate will design, develop, and maintain advanced modeling and simulation applications, integrate capabilities within mission architectures, and