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Full timeMarketing

Marketing Proposal Intern

MortensonMinneapolis🇺🇸United States

Quick overview

SeniorityEntry Level
Employment typeFull Time
Work modeHybrid
LocationMinneapolis, United States
Microsoft ExcelMicrosoft OfficeMicrosoft PowerPointComplianceIllustratorInDesignProcurement

Job description

Marketing Proposal Intern

Join a team that’s passionate about building inspiring spaces and pushing the industry forward in smarter, more innovative ways. As a top builder, developer, and EPC (Engineering, Procurement, and Construction), our expertise spans markets like sports, renewable energy, data centers, healthcare, and more. At Mortenson, we’re grounded in offering meaningful work, real career growth, and a collaborative culture where your ideas and contributions matter.

We’re looking for motivated, adaptable individuals who thrive in fast-paced environments and enjoy working with a diverse range of people. If you’re proactive, curious, and ready to make an impact while growing your career, check out our opportunities!

As an intern, you’ll get hands-on experience right away, working alongside project teams and partners to keep things moving. You’ll help solve real problems, stay organized, communicate across teams, and make an impact from day one while building the foundation for your career.

Responsibilities

Mortenson’s Sales & Marketing team is seeking a motivated Proposal Intern to join our team. This internship offers a valuable opportunity to gain hands-on experience in the proposal development process within the Architectural, Engineering, and Construction (AEC) industry. You will work closely with our proposal team, contributing to the preparation and submission of compelling proposals that align with our strategic goals.

Highlights of your time with this Mortenson internship will include:

  • Conduct research to gather information and insights to support proposal content.

  • Coordinate with cross-functional teams to collect necessary data and materials.

  • Help develop and maintain a centralized site to elevate proposal quality and consistency across the organization.

  • Continuously improve the tools and resources set in place for proposal development.

  • Support the proposal team with administrative tasks as needed.

  • Assist in the preparation of proposals, as needed, ensuring accuracy and compliance with customer requirements.

Program Overview:

Our summer intern program (May – August 2027) is designed to give you real, hands-on experience from day one, working on meaningful projects that directly impact the business. You’ll gain exposure to innovative work, build professional skills through development opportunities, and be supported by a team that values your growth. Your ideas matter here, and you’ll have the chance to contribute, learn, and make a difference while exploring your career path.

Required Qualifications:

Cultivate your skills in your chosen field of study and build your career with Mortenson. We look forward to hearing from you if you:

  • Currently pursuing an undergraduate, four-year degree in Marketing, Business, Communications, or other related degree

Preferred Qualifications:

  • Have previous related internship experience

  • Are currently enrolled as an undergraduate junior

  • Have experience in Microsoft Office, specifically Word, Excel, and PowerPoint

  • Have experience in InDesign, Illustrator, and other Adobe Suite programs.

  • Have a basic understanding of construction and generally accepted business practices

  • Demonstrate strong collaboration, communication, and problem-solving skills and show initiative and leadership

  • Showcase a positive and professional attitude and solid customer service skills

  • Are detail-oriented, organized, and can effectively handle multiple competing priorities

The hourly wage for college Interns starts at $18. Students may be paid higher wages based on their year in school.

Please make note:  

  • Visa sponsorship is not offered for this position.  

  • Our postings are typically open a minimum of 5 days and an average of 44 days.  

Equal Employment Opportunity 

Your uniqueness brings new and creative perspectives to the team. Mortenson is committed to providing equal opportunities of employment (EOE) to all individuals, regardless of your race, religion, gender, national origin, age, veteran status, disability, marital status or any other legally protected category. 

Other Items to Note 

  • Mortenson reserves the right to hire any individual without legal or financial obligation on unwanted solicitations. No agency emails, calls, or solicitations are accepted without a valid agreement. 

  • Must be currently legally authorized to work in the U.S. without sponsorship for employment visa status (e.g., H1B status, 0-1, TN, CPT, OPT, etc.). We are unable to sponsor or take over sponsorship of an employment Visa at this time. 

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