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Internship Firearm Design Engineer Jobs (NOW HIRING)

SIG Sauer

Design Engineer II, Suppressors

Exeter, NH · On-site

Design Engineer II, Suppressors SIG SAUER, Inc . is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training.

SigSauer

Design Engineer II, Suppressors

Exeter, NH

Design Engineer II, Suppressors SIG SAUER, Inc . is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training.

SigSauer

Sr. Design Engineer

Sanford, NC · On-site

Sr. Design Engineer SIG SAUER, Inc. is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training. For over ...

SIG Sauer

Sr. Design Engineer

Sanford, NC · On-site

Sr. Design Engineer SIG SAUER, Inc. is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training. For over ...

FN America LLC

Design Engineer II

Columbia, SC · On-site

A., a global leader in the development and manufacturing of high-quality, reliable firearms for ... The Design Engineer Il will also support product line extensions and improvements to existing ...

FN America

Design Engineer II

Columbia, SC · On-site

A., a global leader in the development and manufacturing of high-quality, reliable firearms for ... The Design Engineer Il will also support product line extensions and improvements to existing ...

Cochran

Design Engineer

Union, MO · On-site

We are seeking a motivated and detail-oriented Design Engineer to join our civil engineering design ... Previous internship or co-op experience with a civil engineering or consulting firm * Familiarity ...

Cochran

Design Engineer

Union, MO · On-site

We are seeking a motivated and detail-oriented Design Engineer to join our civil engineering design ... Previous internship or co-op experience with a civil engineering or consulting firm * Familiarity ...

TTI Group

Design Engineer 1

Anderson, SC · On-site

$55 - $75/hr

## Design Engineer 1Applylocations: Anderson, SCtime type: Full timeposted on: Posted 2 Days Agojob ... Internship or co-op experience in product development or manufacturing.* Familiarity with injection ...

New

SigSauer

Tooling Design Engineer II

Tualatin, OR

Tooling Design Engineer II SIG SAUER, Inc . is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training. For ...

SIG Sauer

Tooling Design Engineer II

Tualatin, OR · On-site

Tooling Design Engineer II SIG SAUER, Inc . is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training. For ...

SNAP Diagnostics

Design Engineer 1

Anderson, SC

Design Engineer I - New Product Development Engineering (OPE) The Design Engineer I supports the ... Internship or co-op experience in product development or manufacturing. * Familiarity with ...

GREEN AMMO

Mechanical Design Engineer

Orlando, FL · On-site

$70K - $96K/yr

Mechanical Design Engineer - Small Arms Training Systems Location: Orlando, Florida Employment Type ... The ideal candidate has a strong understanding of firearm mechanics and experience designing ...

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Internship Firearm Design Engineer information

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$40.5K

$111.5K

$164.5K

How much do internship firearm design engineer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for internship firearm design engineer in the United States is $111,500.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,000.00 and $139,000.00 per year, depending on experience, location, and employer.

What is the difference between Internship Firearm Design Engineer vs Firearm Design Engineer?

AspectInternship Firearm Design EngineerFirearm Design Engineer
QualificationsEnrolled in or recent graduate of engineering or related programBachelor's or higher in mechanical, industrial, or firearm engineering
Work EnvironmentInternship setting, supervised, entry-levelFull-time, professional environment, more independent
ResponsibilitiesAssisting in design, testing, and research tasksLeading design projects, developing firearm prototypes

In summary, an Internship Firearm Design Engineer is a temporary, entry-level role focused on learning and assisting with firearm design tasks, while a Firearm Design Engineer is a full-time professional responsible for designing and developing firearms independently.

What cities are hiring for Internship Firearm Design Engineer jobs?

Cities with the most Internship Firearm Design Engineer job openings:

What are the most commonly searched types of Firearm Design Engineer jobs?

The most popular types of Firearm Design Engineer jobs are:

What states have the most Internship Firearm Design Engineer jobs?

States with the most job openings for Internship Firearm Design Engineer jobs include:

Internship Firearm Design Engineer jobs near you

Design Engineer II, Suppressors

SIG Sauer

Exeter, NH • On-site

Full-time

Re-posted 23 days ago

Sig Sauer rating

8.4

Company rating: 8.4 out of 10

Based on 38 frontline employees who took The Breakroom Quiz

51st of 545 rated manufacturers

Job description

Design Engineer II, Suppressors
SIG SAUER, Inc. is a leading provider and manufacturer of firearms, electro-optics, ammunition, airguns, suppressors, remote controlled weapons stations, and training. For over 250 years SIG SAUER, Inc. has evolved, and thrived, by blending American ingenuity, German engineering, and Swiss precision. Today, SIG SAUER is synonymous with industry-leading quality and innovation which has made it the brand of choice amongst the U.S. Military, the global defense community, law enforcement, competitive shooters, hunters, and responsible citizens. Additionally, SIG SAUER is the premier provider of elite firearms instruction and tactical training at the SIG SAUER Academy. Headquartered in Newington, New Hampshire, SIG SAUER employs people across various U.S. locations, and global facilities across multiple regions. SIG SAUER is certified a Great Place to Work™. For more information about the company and product line visit: www.sigsauer.com
Position Summary: The Design Engineer II applies sound engineering judgment to product development activities including CAD modeling, prototype evaluation, testing, and hands-on firearm system work. This position requires strong problem-solving abilities, attention to detail, and collaboration with Manufacturing, Quality, Product Development, and Production teams. The ideal candidate is self-motivated, technically proficient in SolidWorks, and passionate about precision mechanical systems and firearms technology.
FLSA: Exempt
Job Duties and Responsibilities:
  • Develop innovative mechanical designs and product improvements for firearm suppressors, mounts, muzzle devices, and related accessories.
  • Create detailed 3D CAD models, assemblies, engineering drawings, and documentation using SolidWorks.
  • Support new product development projects from concept through prototype, testing, validation, and production release.
  • Generate and maintain ASME-compliant drawings with appropriate GD&T and functional dimensioning practices.
  • Participate in continuous improvement efforts related to product performance, manufacturability, quality, and cost reduction.
  • Conduct hands-on testing, assembly, and evaluation of suppressors and firearm systems.
  • Assist with root cause analysis, troubleshooting, and implementation of corrective actions for design and manufacturing issues.
  • Collaborate with Manufacturing, Quality, and Production teams to support DFM initiatives and efficient production methods.
  • Evaluate prototypes and production components through testing and data analysis; document findings and engineering recommendations.
  • Process engineering changes, revisions, and technical documentation updates through established systems.
  • Assist with material selection, tolerance analysis, and manufacturing process considerations including machining and finishing operations.
  • Support development and maintenance of engineering standards, test procedures, and technical documentation.
  • Participate in shop activities, prototype builds, and product evaluations while maintaining strict adherence to safety procedures.
  • Sustain 5S standards and contribute to ongoing operational and engineering improvement projects.
  • Perform additional engineering and development duties as assigned. Participate in and sustain 5S Standards.
  • Must follow all required Safety and ISO procedures.
  • Miscellaneous duties as assigned.

Education/Experience & Skills:
  • Bachelor of Science in Mechanical Engineering and 3-6 years of engineering experience in an R&D environment, preferably involving firearm suppressors, small arms systems, precision mechanical products, or related accessories.
  • Experience supporting the design, development, testing, and continuous improvement of firearm suppressors, muzzle devices, mounting systems, and associated weapon accessories.
  • Capable of performing moderately complex analyses such as FEA, kinematic and dynamic motion studies, CFD, thermal/heat transfer analysis, and sound/pressure flow evaluation related to suppressor performance, durability, and thermal management.
  • Proficient using Microsoft Excel, Word, and PowerPoint. Proficient using CAD software to create parametric solid models, assemblies, and associated drawings; SolidWorks experience required. Experience using a PLM system such as Agile preferred.
  • Able to generate clear, fully dimensioned, ASME Y14.5 compliant drawings of complex parts using logical datum structures and functional dimensioning schemes. Familiar with GD&T symbology and standard inspection methods. Capable of completing complex tolerance stack analyses. Proficiency with tolerance stack software preferred.
  • Intermediate understanding of manufacturing methods including precision machining, CNC turning, welding, additive manufacturing, metal injection molding, plastic injection molding, stamping/fine blanking, extrusion, forging, and casting. Knowledge of material selection, heat treatment, coatings, and high-temperature/high-pressure applications required.
  • Experience with suppressor materials such as stainless steels, Inconel, titanium, and other high-performance alloys preferred. Familiarity with baffle geometry, gas flow management, erosion mitigation, and thermal considerations is highly desirable.
  • Experience conducting hands-on firearm testing, suppressor fitment evaluation, live-fire testing, and performance validation preferred. Ability to safely handle, disassemble, maintain, and troubleshoot firearms and related systems required.
  • Must be able to clearly, concisely, and accurately convey ideas and information to others, both verbally and in written form.
  • Able to work effectively as part of a team, as well as independently, with limited guidance.
  • Possess practical experience with mechanical assembly techniques. Able to define problems, collect data using tools such as HSV, establish facts, and propose viable solutions to technical issues.
  • Familiarity with applicable ATF/NFA regulations and suppressor industry standards is a plus.

Working Conditions:
  • Prolonged periods of sitting at a desk and working at a computer using a keyboard and mouse performing repetitive tasks.
  • Ability to open file cabinets, reach with hands and arms, bend, and twist, lift and move files.
  • Ability to lift up to 25 pounds.
  • Must wear required Personal Protective Equipment (PPE) where required.
  • Must comply with all work exposure EH&S training requirements and adhere to SIG SAUER Inc. Security Mandates.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status or other characteristics protected by law.
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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