Muhammad A.

3D Character & Environment Artist with 7+ years of experience creating game-ready characters, detailed environments and physically accurate SimReady assets in OpenUSD for NVIDIA Isaac Sim and Omniverse. Whether you're building a game, a robotics simulation or a digital twin, I deliver clean, optimized 3D assets that work correctly in your pipeline from day one. CHARACTERS • Realistic and stylized characters, creatures, armor and accessories • High-poly sculpting in ZBrush with clean, animation-friendly retopology • Efficient UVs, high-to-low baking and PBR texturing in Substance 3D Painter • Rig-ready models for Unity, Unreal Engine and Blender ENVIRONMENTS • Game-ready environments, modular kits and hero props • Interior and exterior scenes: warehouses, factories, offices, streets and landscapes • Trim sheets, tileable textures and consistent texel density • LODs and optimization for smooth real-time performance SIMREADY ASSETS (OpenUSD / Isaac Sim / Omniverse) • Real-world scale, correct units, orientation and pivot placement • Physics setup: rigid bodies, mass and optimized collision meshes • Articulated assets with joints (doors, drawers, cabinets, conveyors) for robot interaction • Physically based materials that render accurately in simulation • Semantic labeling for synthetic data generation and computer vision training • Clean USD structure using references, payloads and variants • Conversion of existing FBX, OBJ and glTF models into SimReady USD assets • Every asset tested in Isaac Sim before delivery TOOLS ZBrush, Maya, Blender, Substance 3D Painter, Marmoset Toolbag, Photoshop, NVIDIA Isaac Sim, NVIDIA Omniverse, OpenUSD, Unreal Engine, Unity WHY WORK WITH ME • 5 years of professional 3D production experience • One artist for both game art and simulation assets, so visuals and physics stay consistent • Assets built to your poly budget, texture resolution and technical specifications • Clear communication with progress updates at every stage • On-time delivery with organized, well-named source files Send me your concept art, references or asset list, and I'll get back to you with a clear plan, timeline and quote.