2027 Summer Internship (Engineering, Marketing, Finance, Sales, IT, R&D, HR, Operations)

Marmon Holdings, Inc.; Manchester (NH); On-site; USD 28,000 - 37,000; Full time

Job summary

Marmon Electrical, part of Marmon Holdings, is inviting talented students in Manchester, NH for its Summer 2027 Internship Program. This top engineering role involves evaluating requirements and directing activities in product design, development, and modification, with opportunities to oversee manufacturing expansion and modernization.

Interns gain hands‑on experience across functions including Engineering, R&D, Operations, Supply Chain, Finance & Accounting, HR, IT, Sales and Marketing,

Qualifications

• Currently pursuing an academic degree (Bachelor’s or Master’s).
• Strong communication, teamwork, and problem‑solving abilities.

Responsibilities

• Evaluate requirements and direct engineering activities related to product design, development, and modification.
• Recommend and supervise expansion and modernization of manufacturing facilities.

Skills

Communication

Teamwork

Problem‑solving

Education

Bachelor’s or Master’s degree

Job description

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.

Powering the Future Starts with You

At Marmon Electrical, we power a bright future for millions of people around the world. From homes and hospitals to critical infrastructure, aerospace applications, industrial facilities, and energy systems, our products and solutions keep people connected, energized, and safe.

As part of Marmon Holdings, a Berkshire Hathaway company, Marmon Electrical consists of industry-leading businesses serving customers across the utility, aerospace & defense, and industrial markets.

We’re seeking high-potential students interested in joining our Summer 2027 Internship Program.

This is the top engineering role at the Company level. Responsible for evaluating requirements and directing engineering activities associated with product design, development, and modification. Recommends and supervises expansion and modernization of manufacturing facilities.

Internship Opportunities

We anticipate internship opportunities across the following functional areas:

• Engineering
• Research & Development (R&D)
• Operations
• Supply Chain
• Finance & Accounting
• Human Resources
• Information Technology (IT)
• Sales
• Marketing

Interns will gain hands‑on experience by working on meaningful projects, collaborating with industry professionals, and contributing to real business initiatives that drive results.

Our Businesses

Internship opportunities may be available within:

Marmon Utility

Providing innovative wire, cable, and electrical solutions that power utility infrastructure across North America.

Marmon Aerospace & Defense

Supporting critical aerospace and defense applications through advanced manufacturing and engineered solutions.

Marmon Industrial Energy & Infrastructure

Delivering products and technologies that support industrial markets, energy applications, transportation, and infrastructure projects.

Marmon Construction

Home to Cerrowire and Halex, Marmon Construction serves the residential, commercial, and industrial construction markets with trusted electrical products and solutions. From building wire and cable to electrical fittings and accessories, these businesses help power the spaces where people live, work, and build. Interns will gain valuable exposure to manufacturing, sales, engineering, supply chain, and business operations that support critical construction and infrastructure projects throughout North America.

What You’ll Gain

• Real-world project experience
• Exposure to manufacturing and business operations
• Networking opportunities with leaders and professionals
• Mentorship and professional development
• Cross-functional learning experiences
• Opportunity to explore future career paths within Marmon Electrical

Qualifications

• Currently pursuing a Bachelor’s or Master’s degree
• Expected graduation date between December 2027 and May 2029
• Strong academic performance and leadership potential
• Demonstrated involvement through internships, co-ops, student organizations, athletics, research, or community activities
• Strong communication, teamwork, and problem-solving skills

Pay Ranges: $20 - $27hr

Marmon Electrical | Powering Connections. Developing Talent. Building the Future.

Follow 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 [e-mail], and please be sure to include the title and the location of the position for which you are applying.