Defense Modeling & Simulation Engineer II

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

Job summary

Zachary Piper Solutions is seeking a Simulation Developer to join a team building next-generation modeling and simulation capabilities that support critical defense and naval mission objectives.

This role targets software engineers with experience in simulation environments, game-based systems, or virtual training platforms who want to contribute to high-impact national security programs.

Qualifications

• TS/SCI clearance.
• Bachelor’s degree in Computer Science, Software Engineering, Game Development, or related field.
• 3+ years of software development experience in modeling, simulation, gaming, or virtual environments.
• Proficiency in C++, C#, Python, or Java.
• Experience with simulation or game-development platforms such as AFSIM, Unity, Unreal Engine, Simio, or Arena.

Responsibilities

• Design, develop, and maintain advanced modeling and simulation applications.
• Build and integrate simulation capabilities within larger mission and system architectures.
• Collaborate with engineers, analysts, and operational SMEs to improve simulation fidelity and performance.
• Develop new features, conduct testing and validation, and troubleshoot complex technical issues.
• Support interoperability and mission-focused testing efforts, including NCIP initiatives.
• Lead project planning, technical documentation, data collection, and stakeholder coordination activities.

Skills

C++

C#

Python

Java

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 a Simulation Developer to join a team building next-generation modeling and simulation capabilities that support critical defense and naval mission objectives.

This role targets software engineers with experience in simulation environments, game-based systems, or virtual training platforms who want to contribute to high-impact national security programs.