Modeling & Simulation Engineer — HWIL Radar Systems

ATCSI, LLC; Maryland; On-site; USD 120,000 - 150,000; Full time

Job summary

ATCSI, LLC seeks a Computer Engineer with M&S expertise to support NAWCAD WOLF’s ATC&LS division, based at Patuxent River, MD. You will design HWIL environments and model multi-sensor radar data processing networks to ensure integration with Navy architectures.

Responsibilities include developing high-fidelity simulations, testing interfaces, and validating system performance. Requires US citizenship and security eligibility.

Qualifications

• Bachelor’s or Master’s in Computer Engineering, Electrical Engineering, or a closely related field.
• 5+ years in engineering with Modeling & Simulation experience.
• Proficiency with simulation frameworks and modeling tools (MATLAB/Simulink, Ansys, or equivalent DoD-standard M&S tools).
• Strong understanding of hardware interfaces, network protocols (TCP/IP, UDP), serial comms, and MIL-STD-1553.
• Experience with RTOS and embedded system testing environments.

Responsibilities

• Design, configure, and maintain HWIL simulation environments for ATC equipment testing.
• Develop high-fidelity computer simulations for radar, sensors, and airspace integration.
• Program and maintain custom interfaces to bridge hardware with simulated environments.
• Formulate M&S test strategies to validate requirements and identify performance gaps.
• Coordinate with government leads, IPTs, and configuration managers to transition prototypes to fleet use.

Skills

M&S applications

MATLAB/Simulink

Ansys

DoD-standard tools

RTOS

embedded testing

hardware interfaces

TCP/IP

MIL-STD-1553

Education

Bachelor’s or Master’s in Computer or Electrical Engineering

Tools

MATLAB/Simulink

Ansys

Job description

ATCSI, LLC seeks a Computer Engineer with M&S expertise to support NAWCAD WOLF’s ATC&LS division, based at Patuxent River, MD. You will design HWIL environments and model multi-sensor radar data processing networks to ensure integration with Navy architectures.

Responsibilities include developing high-fidelity simulations, testing interfaces, and validating system performance. Requires US citizenship and security eligibility.