Manufacturing Engineering Intern, R&D (Fall 2026)

Sig Sauer, Inc.; Exeter (NH); On-site; USD 24,796 - 33,062; Full time

Job summary

SIG SAUER, Inc. invites a fall 2026 Intern, Manufacturing Engineering to participate in practical design and process planning for new and existing firearm product lines. You will work with full-time engineers on CNC machining and assembly using clearly defined drawings and interchange of parts.

The role emphasizes GD&T, materials knowledge, and CAD proficiency. You will develop production processes, support tooling decisions, and gain exposure to manufacturing viability and quality improvements

Qualifications

• Pursuing a bachelor's degree in Mechanical or Manufacturing Engineering.
• Proficiency with SOLIDWORKS or similar CAD system.
• Good working knowledge of materials and heat-treating processes.
• Knowledge of Geometric Dimensioning and Tolerancing (GD&T).
• Must be organized, able to work in a team, plan, and execute multiple projects.
• Written and verbal communication of complicated subjects is required.

Responsibilities

• Learn to plan and design manufacturing processes.
• Learn to implement manufacturing processes for new and existing firearm product designs while providing budgetary estimates for equipment, tools, gages, and production rates.
• Use project management techniques to procure tooling and equipment for new products to meet launch timelines and cost targets.
• Learn to evaluate and improve product designs for Manufacturability while applying GD&T and dimensional stack-ups.
• Provide production floor support to maintain output and quality for technical systems and manufacturing processes including: High volume CNC machining, Machine and Tool Design, Assembly, Metal finishing, Automation.

Skills

SOLIDWORKS

GD&T

Materials knowledge

Teamwork

Project management basics

Written and verbal communication

Education

Bachelor's in Mechanical or Manufacturing Engineering

Job description

SIG SAUER, Inc. invites a fall 2026 Intern, Manufacturing Engineering to participate in practical design and process planning for new and existing firearm product lines. You will work with full-time engineers on CNC machining and assembly using clearly defined drawings and interchange of parts.

The role emphasizes GD&T, materials knowledge, and CAD proficiency. You will develop production processes, support tooling decisions, and gain exposure to manufacturing viability and quality improvements