Top 5 Environmental summer internship Jobs in Denver, Co

Environmental Intern
M. A. Mortenson Company —Denver, CO
- From $18 an hour
- Customer service
- Office
- US work authorization
14d
Sustainability Intern
M. A. Mortenson Company —Denver, CO
- From $18 an hour
- Customer service
- Office
- US work authorization
14d
Landscape Summer Intern
Lifescape —Denver, CO
- $22.08 an hour
- Full-time
- Residential
- Driver's License
- Continuous improvement
Quick Apply
Undergraduate or Graduate Internship for Critical Material Enabling Analysis
National Laboratory of the Rockies —Golden, CO
- $51,200 - $81,900 a year
- Full-time
- Pass drug screening
- Master's degree
- Analysis skills
- 403(b) matching
- Health insurance
Internship / Co-op
PROVIDENCE INFRASTRUCTURE CONSULTANTS —Highlands Ranch, CO
- $20 - $25 an hour
- Full-time
- Civil engineering
- Construction site
- Office
- Travel reimbursement
- Continuing education credits
Quick Apply

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Sustainability Intern
M. A. Mortenson Company —Denver, CO
Have previous related internship experience. Have a basic understanding of construction and generally accepted business practices.
From $18 an hour
14d
Environmental Intern
M. A. Mortenson Company —Denver, CO
Currently pursuing an undergraduate, four-year degree in geology, natural & earth sciences, construction management, environmental engineering, environmental…
From $18 an hour
14d

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Environmental Intern

M. A. Mortenson Company -
Denver, CO

Apply Now

Job Details

Internship
From $18 an hour
14 days ago

Qualifications

Biology
Geology
Earth Science
Customer service
Environmental legislation
Environmental compliance
Environmental planning projects
Environmental Science
Environmental risk assessment
Construction industry experience
Compliance documentation
Environmental law compliance support experience
Document review
Risk assessment
Construction experience
Environmental Engineering
Leadership
Project planning phase
Construction Management
Communication skills
Entry level

Full Job Description

Denver, CO, United States | Denver Office

Environmental 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

As an Environmental Intern at Mortenson, you will assist with supporting Mortenson’s environmental management efforts by providing review of environmental documentation and advising on environmental matters in a manner consistent with company policies and procedures. You will work at our Denver, CO office and support the environmental team.

Highlights of your time with this Mortenson internship will include:

Support project management team in developing and executing site specific environmental plans and activities

Participate in and contribute to project planning and environmental risk analysis

Assist with implementation of policies and procedures and ensure compliance with all environmental regulations

Assist with onsite best management practices for environmental management

Document and report environnemental violations, non-compliance conditions, etc.

Other duties as assigned

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 geology, natural & earth sciences, construction management, environmental engineering, environmental management, environmental science, biology, or other related degree

Preferred Qualifications:

Have previous related internship experience

Are currently enrolled as an undergraduate junior

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.

Apply Now

Refine Your Search

environmental summer internship jobs in denver, co

Environmental Intern

Sustainability Intern

Landscape Summer Intern

Undergraduate or Graduate Internship for Critical Material Enabling Analysis

Internship / Co-op

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