Senior Mechanical Engineer - Battery Energy Storage Systems

Skill Requirements

• Bachelor’s degree in Mechanical Engineering
• 7+ years of experience designing industrial equipment, energy systems, or modular infrastructure
• Strong SolidWorks experience including weldments, sheet metal, and large assemblies
• Experience with structural steel design, thermal analysis, and HVAC packaging
• Strong knowledge of engineering documentation, BOM development, and revision control

Key Responsibilities

• Mechanical Design & System Packaging
• Design steel enclosures and structural platforms housing battery cabinets, PCS inverters, transformers, and electrical distribution equipment
• Develop equipment layouts supporting service access, ventilation, thermal separation, and cable routing zones
• Design modular steel assemblies, sheet metal components, structural weldments, and integrated equipment platforms using SolidWorks
• Cross-Functional Integration
• Coordinate mechanical packaging and enclosure design activities supporting modular BESS integration
• Collaborate with Electrical Engineering teams to coordinate penetrations, cable trays, grounding provisions, equipment spacing, and integration requirements
• Cook with Manufacturing, Quality, and Integration teams to ensure designs support fabrication, assembly, welding, and field installation requirements
• Apply Design for Manufacturing (DFM) principles supporting efficient production and integration workflows
• Support prototype builds, factory integration activities, and NPI phase gate reviews
• Compliance, Testing & Production Support
• Ensure designs support UL 9540 energy storage system certification requirements and thermal event mitigation strategies
• Support root cause analysis and corrective actions related to mechanical issues identified during testing, integration, or production
• Support design reviews, prototype evaluations, and production launch activities
• Support standardization of enclosure architectures, structural design practices, and modular packaging strategies across BESS product lines
• Technical Leadership
• Mentor CAD technicians and junior engineers on enclosure design, modular packaging strategies, and design best practices
• Support development of engineering documentation, design standards, and manufacturing release packages
• Provide technical guidance throughout design, fabrication, integration, and production activities