The intern will assist the sales and marketing team by conducting research, coordinating with cross-functional teams, and preparing compelling proposals. They will also help maintain proposal tools and resources to ensure quality and consistency across the organization.
Requirements overview
Candidates must be currently pursuing an undergraduate degree in Marketing, Business, Communications, or a related field. Preferred qualifications include previous internship experience, proficiency in Microsoft Office and Adobe Suite, and strong collaboration skills.
Mortenson is a U.S.-based, top-25 builder, developer and provider of energy and engineering services committed to helping organizations move their strategies forward. Mortenson’s broad portfolio of integrated services ensures that its customers’ investments result in high-performing assets. The result is a turnkey partner, fully invested in the business success of its customers.
Founded in 1954, Mortenson has operations across North America with offices in Chicago, Denver, Fargo, Iowa City, Milwaukee, Minneapolis, Nashville, Phoenix, Portland, Salt Lake City, San Antonio, Seattle, and Washington, D.C. For additional information, visit www.mortenson.com.
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.