Marketing Intern - Summer 2027

Millstone Weber LLC; Saint Charles (MO); On-site; USD 21,000 - 28,000; Part time

Job summary

Millstone Weber LLC in Saint Charles, MO, seeks a Marketing Intern to support marketing, business development, and estimating teams by creating content, building brand materials, and performing day-to-day marketing tasks. The role offers hands-on digital marketing experience and exposure to the heavy civil construction industry.

The intern will collaborate across departments to develop real marketing materials, participate in newsletters, social media, and apparel initiatives, and gain exposure

Qualifications

• Current student pursuing a degree in Marketing, Communications, Graphic Design, or related field.
• Strong writing and communication skills.
• Basic experience in social media platforms (LinkedIn, Facebook, Instagram).
• Familiarity with Adobe Creative Suite or willingness to learn.
• Photography experience a plus.
• Strong organizational skills and attention to detail.
• Ability to work both independently and within a team.
• Positive attitude, initiative, and desire to learn.
• Valid driver's license preferred for jobsite visits.

Responsibilities

• Assist with writing and editing monthly newsletter articles.
• Develop social media content and assist with scheduling and posting.
• Build skills in Adobe InDesign, Photoshop, Canva, and other creative software as part of project work.
• Support content creation and collaboration through Teams, Outlook, and SharePoint.
• Participate in brainstorming sessions for newsletters, social media, apparel, and general marketing materials.
• Assist the Business Development team with research, lead gathering, and preparation of support materials.
• Participate in meetings as appropriate to gain exposure to client and pursuit discussions.
• Assist with organizing marketing files, apparel inventory, photo libraries, and other digital and physical assets.
• Participate in jobsite photo shoots and help organize and catalogue photos.
• Review past projects and assist in developing "sell" sheets or reference materials.
• Perform other duties as assigned.

Skills

Strong writing

Social media experience

Communication skills

Organizational skills

Team collaboration

Attention to detail

Photography experience

Education

Current student pursuing Marketing/Communications/Graphic Design

Tools

Adobe InDesign

Photoshop

Canva

SharePoint

Job description

About Millstone Weber (100% Employee Owned):

We are transportation infrastructure builders solving complex needs for the communities we work in for close to 100 years. We specialize in a broad range of construction markets including Highway/Bridge, Airfield/Federal, Rail/Mass Transit and Alternate Delivery including Design-Build. We focus heavily on self-performance with capabilities including heavy duty concrete paving, bridges, structural concrete, deep foundations, earthwork grading, storm drainage, and highway construction. We are ready to help solve any challenges.

At Millstone Weber, we are: Team First, Problem Solving, Passionate About Results, and we Get Better Every day. With these standards at the heart of who we are, MW is constantly striving for the best.

Job purpose

The Marketing Intern will support the Marketing, Business Development, and Estimating teams by assisting with content creation, brand development, organizational tasks, and day-to-day marketing activities. This internship provides hands-on experience in digital marketing, internal communications, graphic design tools, and exposure to the heavy civil construction industry. The intern will collaborate with multiple departments and contribute to real marketing materials that support company initiatives.

Duties and responsibilities

• Assist with writing and editing monthly newsletter articles.
• Develop social media content and assist with scheduling and posting.
• Build skills in Adobe InDesign, Photoshop, Canva, and other creative software as part of project work.
• Support content creation and collaboration through Teams, Outlook, and SharePoint.
• Participate in brainstorming sessions for newsletters, social media, apparel, and general marketing materials.
• Assist the Business Development team with research, lead gathering, and preparation of support materials.
• Participate in meetings as appropriate to gain exposure to client and pursuit discussions.
• Assist with organizing marketing files, apparel inventory, photo libraries, and other digital and physical assets.
• Participate in jobsite photo shoots and help organize and catalogue photos.
• Review past projects and assist in developing "sell" sheets or reference materials.
• Perform other duties as assigned.

Qualifications

• Current student pursuing a degree in Marketing, Communications, Graphic Design, or related field.
• Strong writing and communication skills.
• Basic experience in social media platforms (LinkedIn, Facebook, Instagram).
• Familiarity with Adobe Creative Suite or willingness to learn.
• Photography experience a plus.
• Strong organizational skills and attention to detail.
• Ability to work both independently and within a team.
• Positive attitude, initiative, and desire to learn.
• Valid driver's license preferred for jobsite visits.

Working conditions

Primarily office based with occasional travel to jobsites or meetings as appropriate. Internship is based in our St. Charles, Missouri office.

Why Join Us?

At Millstone Weber, we're building more than roads-we're building careers, communities, and a culture of excellence. Join a team that values integrity, innovation, and people-first leadership.