About the role#
Hanson Professional Services Inc. is hiring interns for the Summer 2027 term. This is a full-time, paid internship based on-site in St. Louis, Missouri; Springfield, Illinois; or Indianapolis, Indiana. You will work with environmental scientists and biologists to navigate NEPA regulations and permitting for public-sector projects.
What you'll do#
- Prepare NEPA documentation for categorical exclusion-level projects, environmental assessments, and environmental impact statements.
- Gather data to support the preparation of environmental reports and studies.
- Help conduct environmental field surveys, including wetland delineations, stream characterizations, tree identification, and threatened species habitat surveys.
- Use ArcGIS Pro to gather environmental data and create exhibits.
- Assist in preparing environmental permit applications.
- Write memoranda, letters, and general reports while maintaining project records.
What you'll need#
- Active enrollment in a relevant field of study, such as Environmental Engineering or Biology.
- Familiarity with Geographic Information System software.
- Strong written and oral communication skills.
- Strong analytical skills.
- A valid driver's license.
- Proficiency with Microsoft Office.
Location & details#
- This internship takes place during Summer 2027.
- The role is on-site in St. Louis, MO; Springfield, IL; or Indianapolis, IN.
- This is a paid, full-time position.
About Hanson Professional Services Inc.
Hanson Professional Services Inc. is a consulting firm that provides engineering, planning, and allied services. The company is employee-owned and has operated since 1954. It maintains offices across the United States and employs between 501 and 1,000 people. The firm manages projects from the initial planning phase through construction and final completion.
How to get in at Hanson Professional Services Inc.
Applying early to Hanson Professional Services Inc. gives you a distinct advantage because recruiters review applications as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published, so you can be among the first to apply before the pile grows. Being at the top of the list ensures your materials are seen while the team is still actively evaluating candidates. You can also use Intern Insider to surface the recruiters behind these roles, allowing you to reach out directly to ask about the position or a referral. Connecting with a human at the firm materially improves your response rates compared to waiting in a digital queue. It is a simple way to stand out when you are competing for a spot at an established firm.



