Greybeard Engineering LLC jobs and careers

About Greybeard Engineering LLC

“Proven Power Electronics. Proven Mechanical Execution.” Greybeard Engineering is a senior-level engineering consultancy specializing in high-power electronics and propulsion systems for mission-critical applications. Founded by two industry veterans with over six decades of combined experience, we provide end-to-end technical leadership from concept through certifiable production hardware. Core Competencies: Power Electronics & Architecture: • High-power inverter design (Si, SiC, GaN) • DC-DC & AC-DC architecture • Topology selection and loss optimization • EMI/EMC mitigation strategies • Control algorithm development • Power quality and grid interaction • Reliability modeling and derating • Failure analysis and design rescue Mechanical Systems & Integration: • Conceptual layouts and system architecture (prototype -> production) • Packaging of inverters, motors, and power modules • Thermal management (liquid, air, two-phase) • Structural design and vibration • DFMA and production readiness • Certification-driven design (DO-160, MIL-STD, ISO, marine class) • Qualification and test support • Prototypes & 3D Printing Industries Served Aerospace • Defense • Automotive • Electric Vehicles • Marine • Power Generation • Advanced Mobility Typical Engagements • New product architecture and concept development • Design rescue and failure analysis • Thermal and reliability improvement • Certification and qualification support • Independent technical review • Advanced R&D and feasibility studies Why Greybeard • 60+ years of real-world engineering experience • Full system coverage: electrical + mechanical + thermal • Rapid, senior-level problem solving • Designed for production and certification, not just simulation • Trusted by teams where failure is not an option