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Product Development Engineer II

Primary Arms LLC

Houston, TX 77047 • 9/16/2026

Job Description

Job Description

Job Overview

The primary responsibilities of the Engineer I are to support director of engineering and manufacturing engineer in research, design, manufacturing, and assembly of new products.

Duties and Responsibilities:

  • Support in the research, design, and develop new products.
  • Under Senior Design Engineer direction design and evaluate new product using Solidworks.
  • Under Senior Design Engineer direction 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 work flow to be efficient and precise.
  • Create and control Engineering, QC and Assembly documents.
  • Manage and calibrate inspection equipment and procedures.
  • Perform root cause analysis of product issues and deviations.
  • Clearly and effectively communicate product changes, deviations and improvements to vendors.
  • Trouble shoot and resolve product issues as they arise.
  • Maintain and organize engineering drawings and documents.
  • Provide technical support to manufacturing, purchasing, marketing, and vendors.
  • Manage tools, equipment, samples, and prototypes to maintain a nicely organized work environment.
  • Perform other related duties, as needed, within the Primary Arms Optics Division.
  • Assemble and validate protypes.
  • Work with other team members in 3D modeling software to ensure proper fit and function with mechanical and optical elements.
  • Collaborate with prototype shops to ensure timely delivery of prototypes and parts.
  • Evaluate current products for areas for improvement.

Qualifications:

  • Bachelors Degree of Science in Mechanical Engineering
  • 3-5 years’ experience in the firearms and/or optics industry.
  • Understanding of different manufacturing processes including, milling, turning, molding, casting, etc.
  • Knowledge of different material sciences and different material coatings.
  • Skillful command of modeling and drafting using Solidworks software.
  • Experienced in the application and interpretation of geometric dimensioning and tolerancing (GD&T) as well as tolerance stack analysis.
  • A passion for firearms and optics.
  • Experience with dimensional and optical inspection equipment.
  • Must have the willingness and passion to learn, ask questions and grow in the optics/firearms industry.
  • Motivated and self-starter with the desire to change, create and improve all aspects of product development.
  • Takes personal responsibility for projects and tasks, with the ability to overcome obstacles and challenges.
  • Skillful in getting projects and tasks all the way from concept to completion.
  • The ability to think outside of the box and implement unique solutions to complex problems.
  • Ability to multi-task, overseeing multiple projects and tasks at once.
  • Strong social skills (including ability to establish strong relationships with supplier and PA team members)
  • Ability to work independently with minimal supervision
  • Have strong organizational skills
  • Must be detailed oriented.
  • Strong written, verbal, and interpersonal skills
  • Excellent work ethic and professionalism
  • Team Player – Must have a “We” attitude and “Yes can-do” attitude in the work place
  • Willing to travel internationally and domestically for up to 15%