Senior R&D Technician - Mechanisms

Castelion Corporation • Torrance, CA

2d

About The Position

As a Sr. R&D Technician - Mechanisms, you will play a key role in executing assembly builds for all CAS and TVCA components supporting flight and development activities in 2026. You will help establish production-ready processes, build out the production area, and implement the tools and mechanisms needed to efficiently produce assemblies at scale. This role is hands-on and critical to ensure timely, high-quality delivery of numerous vehicles throughout the year.

Requirements

• High school diploma or equivalency certificate
• 5+ years of hands-on mechanical experience in one or more of the following: testing of aerospace/automotive systems, maintenance/troubleshooting complex mechanical systems, and/or fabrication/assembly of complex electromechanical systems.
• Ability to stand for extended periods
• Ability to lift up to 75 lbs
• Ability to walk throughout the facility and on uneven terrain
• Ability to climb ladders and in and out of motor vehicles
• Ability to perform repetitive motions with hands and arms
• Ability to work outdoors in both hot and cold climates
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Nice To Haves

• 6+ years in aerospace manufacturing, with a focus on electro-mechanical mechanisms or complex mechanical assemblies.
• Associate degree
• A&P License.
• Demonstrated ability to read, interpret and work from drawings, controlled documentation and processes such as: layout drawings, mechanical drawings, assembly procedures/work instructions; schematics, engineering drawings, and parts list
• Experience with MES software.
• Excellent communication and organizational skills.
• High proficiency with lathes and 3 axis mills.

Responsibilities

• Execute on complex aerospace mechanism builds in support of Castelion's flight objectives.
• Bring mechanism build processes from development to production ready.
• Assist in developing tooling and infrastructure necessary to execute on production builds.
• Mentor lower-level engineers and technicians regarding industry best practice in developing manufacturing processes.
• Troubleshoot issues that arise during development builds and implement corrective actions.
• Perform simple rework operations on manual mills and lathes.
• Perform test set up necessary to characterize, ATP and qualify flight mechanisms.
• Run functional testing of flight mechanisms.
• Ensure shop equipment is well maintained and calibrated where necessary.

Benefits

• All employees are granted long-term stock incentives as part of their employment as Castelion.
• All employees receive access to comprehensive medical, vision, and dental insurance, and the company offers three weeks of paid time off per year.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED