Parallel

Open

Senior Mechanical Engineer

Location
Los Angeles, CA
Posted
Apr 8, 2026
Last seen
Aug 7, 2026

About the role

Parallel Systems is pioneering autonomous battery-electric rail vehicles designed to transform freight transportation by shifting portions of the $900 billion U.S. trucking industry onto rail. Our innovative technology offers cleaner, safer, and more efficient logistics solutions. Join our dynamic team and help shape a smarter, greener future for global freight.

Senior Mechanical Engineer

Parallel Systems is seeking a Senior Mechanical Engineer with expertise in dynamics, simulation, and CAD design to help us design the next generation of our self-propelled rail vehicles. This role will focus on designing and analyzing mechanical systems for performance, safety, and durability. Ideal candidates will have experience in vehicle dynamics and structural analysis, with a preference for those who have worked in railway or road vehicle applications .

Responsibilities:

  • Design and analyze vehicle structures, mechanisms, and actuated systems with a focus on dynamics, kinematics, and structural integrity .
  • Develop, optimize, and maintain CAD models for mechanical components and assemblies.
  • Conduct multibody dynamics simulations to assess system performance under real-world conditions.
  • Perform finite element analysis (FEA) for structural, fatigue, and modal performance.
  • Investigate and resolve mechanical failures to improve system reliability.
  • Support prototype development, testing, and validation of vehicle components as part of a multi-disciplinary team.

Requirements:

  • 5+ years of experience in mechanical engineering with a focus on structures , dynamics, simulation, and machine design .
  • Strong proficiency in CAD software (SolidWorks, CATIA, Siemens NX, or similar).
  • Experience with multibody dynamics (MBD) simulation tools (Simpack, Adams, or equivalent).
  • Expertise in finite element analysis (FEA) and computational simulation .
  • Strong understanding of mechanical vibrations, fatigue analysis, and structural mechanics .
  • Experience working with mechanical systems in transportation, automotive, or railway applications .
  • Ability to interpret and apply engineering standards and safety regulations .

Preferred Qualifications:

  • Experience in railway vehicle dynamics, bogie design, or track interaction .
  • Knowledge of railway industry standards (EN, UIC, APTA, FRA, or similar). &l