Marmon Aerospace & Defense LLC

As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way. We’re committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone’s empowered to be their best.

Join the Biggest Small Business You’ll Ever Find


Marmon Defense proudly supports the defense industry for Land, Sea, Air and Space applications by offering a full range of connectivity products and services, including custom wire and cable, coil cords, cable assemblies, tools, testing and training and installation services. We are the one-stop-shop for harsh environment connectivity solutions.



Our manufacturing centers in Manchester, NH, Hooksett, NH and Naples, FL house dedicated teams providing a complete product offering of high performance wire and cable using both high and low temperature materials and custom designs to meet the most exacting requirements. As an experienced manufacturer we assure that all of our products are engineered and manufactured with the highest level of expertise.

What You’ll Do

The Process Engineering Intern will support continuous improvement initiatives within a dynamic aerospace manufacturing environment. This internship offers hands‑on exposure to automation, process optimization, safety improvements, and quality enhancements across production operations.

You will collaborate with engineering, quality, and operations teams to support improvements in workflow efficiency, tooling organization, data accuracy, and overall process performance.

Responsibilities and projects may include:

• Automate setup sheets to enable mass changes to temperature profiles
• Support schedule automation tasks to streamline production planning
• Develop and implement a Gemba walk visual management system
• Address safety issues and assist in reducing JHA (Job Hazard Analysis) risks
• Support quality trials, including design of experiments (DOE) and data collection
• Participate in productivity and process improvement initiatives
• Enhance 5S practices, including improving point‑of‑use tooling and workspace organization

This internship provides hands‑on experience with engineering problem solving, structured improvement methods, and exposure to manufacturing best practices.

What You’ll Need

• Pursuing a degree in Mechanical Engineering, Industrial Engineering, Manufacturing Engineering, or a related field
• Rising Junior or Senior preferred
• Strong analytical and problem‑solving skills
• Ability to work with data, perform basic analysis, and document findings
• Familiarity with process improvement tools (Lean, 5S, root cause analysis) is a plus
• Strong communication skills, both verbal and written
• Ability to collaborate with cross‑functional teams
• Curiosity, initiative, and willingness to engage in hands‑on engineering activities

Compensation

$22.00 – $27.00 per hour, depending on relevant experience and educational background.

Work Hours / Length of Program

• 10–12 weeks (May–August 2026)
• Temporary part/full‑time, targeting 40 hours per week
• Flexible start/end dates based on school schedules and business needs
• This is a paid internship

Working Conditions & Physical Demands

This position is based in a high‑precision aerospace manufacturing facility. The environment may involve exposure to noise, temperature variation, and general manufacturing conditions. PPE is required when onsite.

• Successful completion of a drug screening and physical exam required
• Regular walking, standing, sitting, hearing, and talking
• Occasional stooping, kneeling, or crouching
• Ability to view computer screens for extended periods
• Manual dexterity for computer and measuring tools
• May occasionally lift/move items up to 50 pounds
• Ability to work safely on the production floor

Location

Hooksett, NH

Post‑Offer Requirements

After receiving a conditional offer, candidates must complete additional job‑related screenings as required by applicable law.

Equal Opportunity Statement

We are an equal opportunity employer, and all applicants will be considered without regard to protected class status. If you require reasonable accommodation during the application or recruiting process, please email careers@marmon.com and include the job title and location.

Following receipt of a conditional offer of employment, candidates will be required to complete additional job-related screening processes as permitted or required by applicable law.

We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class. If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to careers@marmon.com, and please be sure to include the title and the location of the position for which you are applying.