Mechanical Design Engineer 1

Sanders Industries Holdings•Long Beach, CA

About The Position

Rubbercraft is seeking a Mechanical Design Engineer I to join our organization and support the design, development, and testing of elastomeric components and precision mechanical systems. This entry-level role is ideal for engineers passionate about mechanical design, materials science, and advanced manufacturing. The successful candidate will work under the guidance of senior engineers on custom-engineered solutions for industries requiring high-performance seals and elastomeric components. About Rubbercraft: Rubbercraft, a member of Arxis, specializes in precision-engineered elastomeric components for aerospace, defense, space, energy, and industrial applications. With over a century of expertise, we design aerodynamic seals, fireproof seals, inflatable canopy seals, flexible rubber connectors, space ablatives, EMI solutions, and elastomeric tooling. As part of Arxis, we leverage a combination of advanced materials and engineering innovation to deliver high-performance solutions for demanding environments, ensuring durability, efficiency, and reliability across industries.

Requirements

Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
0–3 year of experience (internships or co-op experience acceptable).
Basic proficiency in 3D CAD software (SolidWorks and/or CATIA).
Introductory understanding of GD&T (ASME Y14.5 preferred).
Basic familiarity with manufacturing processes such as rubber molding, machining, or additive manufacturing.
General understanding of engineering materials (elastomers and polymers preferred).
Strong willingness to learn and develop technical skills.
Good problem-solving and analytical abilities.
Effective interpersonal, verbal, and written communication skills.
Detail-oriented with the ability to manage assigned tasks.

Nice To Haves

Exposure to mechanical design, elastomers, or manufacturing processes is a plus.
Exposure to aerospace standards (FAA, AS9100, MIL-SPEC).
Familiarity with FEA concepts or coursework (hands-on experience not required).
Internship or academic experience with elastomers, seals, or mechanical systems.
Exposure to PLM systems (e.g., 3DX/ENOVIA) is a plus.

Responsibilities

Assist in the design and development of elastomeric components, seals, and polymer-based solutions for aerospace and defense applications.
Create 3D CAD models, technical drawings, and engineering documentation using SolidWorks and/or CATIA in 3DX PLM (ENOVIA).
Support the design of basic process, test, and check fixtures, including use of 3D printing technology.
Assist in design optimization for manufacturability, durability, and cost-efficiency.
Support testing activities and data collection for design validation.
Assist in preparation of engineering documentation, reports, and test plans.
Follow established quality procedures and engineering standards (e.g., AS9100, ISO 9001) under guidance.
Support compliance activities and documentation updates as directed.
Assist with maintaining engineering records and material data.
Work with manufacturing, quality, and lab teams to support transition of designs from concept to production.
Assist in prototype development, validation testing, and troubleshooting activities.
Support Engineering Department requests and participate in team meetings as needed.
Collaborate with internal teams to understand design requirements and project objectives.
Support continuous improvement initiatives and lean engineering activities.
Assist in researching materials, processes, and technologies related to elastomeric products.
Stay engaged in learning industry best practices and engineering fundamentals.