Sr. Mechanical Design Engineer

Job Description Senior Mechanical Engineer | Aerospace & DefenseLocation: Torrance, CA (Relocation Available)Compensation: $160,000 – $190,000 + EquityStatus: U.S. Citizen or Permanent Resident required.The Role We are pioneering modular motion technologies for industrial and aerospace sectors. We seek a versatile "builder" to lead the full lifecycle development of mission-critical hardware—from ambiguous concepts to environmental qualification of flight hardware.Key ResponsibilitiesDesign: Iterate on electromagnetic actuators and precision mechanisms (gears, bearings, lead screws).Avionics: Develop ruggedized enclosures with innovative thermal management for high-vibration/vacuum environments.Architecture: Translate mission needs into actionable requirements for electromechanical systems.Qualification: Architect test methodologies for DO-160 and MIL-STD-810 compliance.Execution: Own the "design-build-test" process, including hands-on assembly and debugging.RequirementsRequirementsEducation: BS in Mechanical or Aerospace Engineering.Experience: 5+ years through the full product lifecycle.Technical: Deep intuition for electromagnetic principles and mechanical load paths/cases.Analysis: Proficiency in sizing analysis for strength, fatigue, and life cycles.CAD/GD&T: Mastery of SolidWorks and ASME Y14.5 standards.Standards: Proven track record qualifying hardware against DO-160/MIL-STD-810.Preferred SkillsAGMA Mastery: Detailed knowledge of AGMA standards, gearbox design (ratios, backlash, lubrication), and specialized fabrication.Test Engineering: Experience designing custom test equipment and executing complex qualification campaigns.BenefitsBenefits 100% company-paid medical, flexible PTO, and 401K.