Product Development Engineer II — Optics & Firearms

Primary Arms, LLC; Houston (TX); On-site; USD 75,000 - 110,000; Full time

Job summary

Primary Arms, LLC is seeking a Product Development Engineer II to support the Senior Director of Engineering and Manufacturing Engineer in research, design, manufacturing, and assembly of new products for the optics division.

You will design and evaluate new products using SolidWorks, create detailed drawings per ANSI, and develop fixtures for assembly and inspection, while ensuring robust documentation and cross-functional communication with vendors and manufacturing.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related field.
• 3–5 years’ experience in firearms and/or optics industry.
• Experience with GD&T and tolerance stack analysis.
• Experience creating and interpreting engineering drawings.

Responsibilities

• Support in research, design, and development of new products.
• Design and evaluate new products using SolidWorks.
• Evaluate and improve existing products using SolidWorks.
• Create and interpret detailed engineering drawings per ANSI drafting standards.
• Design fixturing and tooling for assembly and inspection processes.
• Create and control QC and Assembly documents and workflows.
• Provide technical support to manufacturing, purchasing, marketing, and vendors.
• Collaborate with prototype shops to ensure timely delivery of prototypes and parts.
• Perform root cause analysis of product issues and deviations.
• Communicate product changes and improvements to vendors.
• Maintain and organize engineering drawings and documents.
• Travel up to 15% internationally and domestically.

Skills

SolidWorks

GD&T

Tolerance analysis

Root cause analysis

3–5 years experience

Multitasking

Communication

Documentation

Education

Bachelor’s degree in Mechanical Engineering

Tools

SolidWorks

Job description

Primary Arms, LLC is seeking a Product Development Engineer II to support the Senior Director of Engineering and Manufacturing Engineer in research, design, manufacturing, and assembly of new products for the optics division.

You will design and evaluate new products using SolidWorks, create detailed drawings per ANSI, and develop fixtures for assembly and inspection, while ensuring robust documentation and cross-functional communication with vendors and manufacturing.