Accounting Intern

Marmon Aerospace & Defense • Saddle Brook, NJ

7h • $22 - $27 • Onsite

About The Position

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. A Summer Experience. A Lifetime of Value. We’ll meet you where you are and help you go further. This summer, we’re committed to bringing early‑in‑career talent together—trusting you to own your work and helping you level up through professional development, networking, and exposure to real‑world projects. We’re doing things that matter. Our wire and cable power critical aerospace and defense systems. Join us as an intern and we’ll help you move up and around Marmon’s 120+ companies as you grow your skills. 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. The Accounting Intern will provide hands‑on support to the Finance & Accounting team in a manufacturing environment within the Aerospace & Defense industry. This internship offers exposure to core accounting functions, plant operations, and corporate reporting. You will work closely with team members across the Finance organization and gain practical experience in financial control, cost tracking, fixed asset management, and compliance initiatives.

Requirements

• Pursuing a degree in Accounting, Finance, Business Administration , or a related field
• Rising Junior or Senior preferred
• Strong attention to detail and accuracy
• Solid analytical and problem‑solving skills
• Proficiency with Excel ; familiarity with databases or BI tools is a plus
• Strong verbal and written communication skills
• Ability to manage multiple tasks and meet deadlines
• Willingness to collaborate with cross‑functional partners
• Curiosity, initiative, and eagerness to learn
• Successful completion of a drug screening and physical exam required

Responsibilities

• Assist with a fixed asset inventory and tagging project
• Review capital projects and help enhance the capital request process
• Support the three‑way match process (purchase orders, receipts, invoices)
• Support monthly inventory reconciliation tasks
• Summarize customer payment trends for internal reporting
• Assist with cost center reporting , with a focus on indirect material expenses and outside services
• Help build visuals, summary slides, and other materials for financial flash reports and month‑end reviews
• Assist with Power BI development projects and dashboard enhancements
• Participate in financial process improvement and data‑accuracy initiatives

What This Job Offers

• Job Type: Full-time
• Career Level: Intern