Senior Mechanical Engineer

Company: 3DEO
Location: Torrance
Posted on: January 9, 2026

Job Description:

Job Title: Senior Mechanical Engineer Industrial Machine Design Integration Department: RD Reports to: Director of Engineering Employment Type: Full-Time FLSA Status: Exempt The Company: 3DEO is a leader and innovator in sinter-based additive manufacturing (AM), delivering proprietary and differentiated AM solutions that drive breakthrough product performance. With some of the industrys highest-volume capabilities in metal 3D printing, 3DEO combines cutting-edge manufacturing with multi-disciplinary engineering and product development expertise. Our patented and award-winning technology has revolutionized how customers approach design, enabling high-volume production with unmatched quality, precision, and cost efficiency. Holding roughly 20 patents, 3DEO is more than a manufacturer we are a trusted partner in solving complex challenges and unlocking the full potential of AM. At 3DEO, we collaborate closely with customers in industries such as medical, industrial, aerospace, and semiconductors, delivering end-to-end solutions that include RD, design, engineering, prototyping, production, and beyond. Since our founding in 2016, our greatest strength has been our team. At 3DEO, innovation is approached as a team. Together, we tackle the toughest product development challenges, helping our customers bring visionary ideas to life. Join our passionate and collaborative team at 3DEO, where were transforming whats possible in metal additive manufacturing and making what hasnt been made before. Job Summary: The Senior Mechanical Engineer is responsible for designing and integrating custom industrial machines from concept through deployment. This hands-on role supports the development of next-generation powder-metal 3D printers built on a CNC platform, requiring deep experience with motion systems, electromechanical assemblies, and machine-level integration. The ideal candidate has built machinesnot just modeled componentsand is fluent in sourcing, assembly, and system-level mechanical design. Essential Functions: ? Redesign and upgrade existing 3D printing systems, replacing prototype components with production-grade machined parts to support long-term scalability and manufacturing readiness. ? Specify, select, and integrate motion control systems including stepper motors, extended motion axes, recoating mechanisms, spindles, and linear guides. ? Modify and expand build chamber designs, including sealing and controlled access systems to enable inert gas environments. ? Incorporate cosmetic design elements as provided by external industrial design partners. ? Develop and implement new mechanical processes, technical solutions, and machine features to support ongoing hardware development initiatives. ? Collaborate closely with electrical, software, and controls engineers to ensure complete system integration. ? Lead prototype builds, mechanical testing, debugging, and iterative design improvements. ? Support design transfer to manufacturing and provide production support for deployed systems. ? Maintain complete design documentation including BOMs, mechanical drawings, and revision histories. Required Qualifications: ? Proficiency with SolidWorks or similar CAD software, including assemblies, tolerancing, and CNC-ready design ? Strong understanding of motion components, linear guides, actuation, and mechanical fasteners ? Proven ability to build and integrate electromechanical systems in a lab or production environment ? Hands-on experience sourcing components ? Effective collaboration with cross-functional teams in a fast-paced RD setting Preferred Qualifications: ? Experience designing sealed systems, gas enclosures, or powder-handling equipment ? Field installation, debug, or customer training experience Education and Experience: ? Bachelors degree in Mechanical Engineering or a related field required ? Minimum of 6 years of experience in mechanical design, machine development, or automation ? Masters degree preferred but not required Physical Requirements and Work Environment: ? Regularly works in an engineering lab and machine build environment ? Must be able to sit, stand, and perform hands-on work at machines and workbenches ? Occasionally required to lift and move up to 50 pounds SPCareers

Keywords: 3DEO, Whittier , Senior Mechanical Engineer, Engineering , Torrance, California