Extreme Engineering Solutions (X-ES) is seeking a highly organized and detail-oriented individual to assist with the day-to-day flow of customer interaction while gaining exposure to multiple facets of the company’s operations, including account management, regional sales, and internal business processes. This internship is full-time and in-person at our Verona, WI facility from May–August 2026.

Duties and Responsibilities

Support the Sales team staff with administrative and business operations tasks through a very hands-on approach. Key responsibilities may include:

• Conduct independent research using various internal tools and systems to support reporting and database maintenance, while collaborating with other departments to problem solve discrepancies
• Assist in completing customer-requested supplier documentation including supplier surveys, certifications, and non-disclosure agreements, with close attention to detail
• Develop an understanding of company policies, processes, and product information to effectively respond to inquiries from customers and internal departments
• Process purchase orders and change orders of varying complexity, ensuring accuracy and timeliness
• Contribute to key projects aimed at optimizing business transactions and supporting the Sales department in improving efficiency, while developing presentation skills through impactful communication and data visualization

Desired Qualifications

• Pursuing a Bachelor’s degree in Business, Communications or a related field
• Prior work experience in an office setting or providing customer service is a plus
• Enthusiasm for problem solving and critical thinking, with the ability to learn new concepts and re-apply them in a dynamic and engaging environment
• Strong organizational and interpersonal communication skills
• Self-motivated with the ability to work independently on assigned tasks while maintaining a customer-first mindset and desire to help others
• Prior experience managing multiple projects simultaneously and ensuring timely delivery of expected results
• Proficient in Microsoft Office (Word, Excel, PowerPoint) with the ability to analyze and interpret data to support business decisions

Compensation and Benefits

Extreme Engineering Solutions offers a competitive compensation package with excellent benefits, including:

• No-deductible, low-copay group health insurance (90% employer paid)
• Safe Harbor 401(k) contribution

X-ES also takes a casual, small-business approach to company culture. At our state-of-the-art office and manufacturing facility located in Madison’s growing tech corridor, there’s no formal dress code, flexible scheduling, and dedicated personal workspaces. Our employees kick back at regular company events and enjoy lunches from local pizza places and food carts. At X-ES, we strive to offer a comfortable, relaxed environment for our employees to do their best work.

X-ES is proud of its strong university partnerships and offers multiple student opportunities each year. Student employees make direct contributions to the company’s products, processes, and day-to-day operations.

About X-ES

When “rugged enough” isn’t rugged enough for embedded computing systems, industry leaders in the military, aerospace, industrial, and commercial sectors turn to Extreme Engineering Solutions (X-ES). Because we strive to be the premier provider of mission-critical embedded products while delivering exceptional levels of customer and employee satisfaction, we hire strong contributors and give them space to thrive. As a 100% employee-owned company, our employees both drive and directly benefit from our success. Together, we meticulously design and build products that stand up to some of the most extreme conditions on the planet.

X-ES is located on the far west side of Madison, WI. The company designs and manufactures rugged embedded computing solutions for a variety of applications. For more information, visit www.xes-inc.com.

X-ES is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or any other category protected by law.

All X-ES job postings and application procedures are posted in compliance with Section 39.08 of the Madison General Ordinances.