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Environmental Scientist III

Job in Hazelwood, St. Louis city, Missouri, 63042, USA
Listing for: Hydrogeologic, Inc
Full Time position
Listed on 2026-02-01
Job specializations:
  • Science
    Environmental Compliance
  • Engineering
    Environmental Compliance
Job Description & How to Apply Below
Location: Hazelwood

Job Title:

Scientist III
City & State

Location:

St. Louis, Missouri

Environmental Scientist III Description/Job Summary

HGL - WHO WE ARE

At HGL, we value our employees as individuals and as important members of our team. We offer a work environment that is flexible, inclusive, and dedicated to creating a sustainable future. We provide opportunities for a dynamic work environment surrounded by industry leaders working to solve today’s environmental, infrastructure, and natural resources challenges.

HGL offers career advancement through internal and external training, skill advancement, and education. Projects at HGL span the United States and its territories all while solving problems associated with emerging contaminants (PFAS, radiological, and unexploded ordnance) along with traditional chemical contamination across all media.

With over 550 employees, HGL is large enough to execute high profile projects, but small enough that personal working environments are possible with senior management and HGL's talented team members. By joining HGL, you will be working toward restoring the environment and protecting our future.

HGL - WE INVEST IN YOU

It’s not just a job, it’s your career. HGL provides career growth opportunities via mentoring, training, education, and support for your certifications and licenses. HGL’s mission is to continually deliver new solutions and technologies for the ever-changing range of environmental challenges encountered in today’s world. HGL’s corporate culture ensures you’ll be given the opportunity for career advancement while being supported by bright, highly productive peers and leaders.

POSITION

DESCRIPTION

HGL is currently seeking a qualified mid-level Environmental Scientist to support environmental compliance and field operations for the St. Louis FUSRAP project. This role will operate under the direction of the Project Compliance Manager and will play a key part in ensuring adherence to environmental regulations throughout remediation and construction activities. The position will also require collecting general field data, environmental sampling (water), and performing daily data entry and analysis tasks.

Strong technical writing and documentation capabilities are necessary to carry out these various tasks and routine report preparation. This is a full time on-site role based out of our St. Louis office in Hazelwood, MO.

Responsibilities/Duties WHAT YOU'LL BE DOING
  • Coordinating and/or performing the proper collection, preservation, packaging, and transportation of environmental samples
  • Creating and performing QA of chain of custodies
  • Various data management tasks through SQL databases (EQuIS and FEDMS)
  • Maintaining daily quality control reports and logbooks
  • Creating reports for data end users
  • Maintaining archive sample inventory and storage area
  • Documenting NPDES and MSD Permit sampling events
  • Performing compliance inspection of work sites
Required Skills WHAT YOU NEED TO BE SUCCESSFUL

The ideal candidate will need the following as a foundation for success in this role:

  • BA/BS in Engineering, Geology, Chemistry, Science or a related academic filed.
  • 4+ years of directly related work experience.
  • Performing and overseeing environmental field activities, authoring technical reports, and reviewing/interpreting environmental data.
  • Ability to research and resolve regulatory compliance issues that may arise.
  • Proficiency in MS Word, Excel, and other MS Office applications.
  • Required skills include proficiency in the use of SQL databases.
  • The successful candidate will be required to possess or obtain OSHA HAZWOPER certification upon employment.
  • Physically capable of collecting environmental samples, and able to lift/carry up to 30 pounds of equipment on terrain that is typical of the St. Louis City/St. Louis County area.
  • Local travel in the St. Louis area and surrounding vicinity will be required.
  • Some holiday and weekend support coverage will be required as needed, based on rain events and compliance sampling schedule.
  • Must possess valid driver’s license.
Preferred Skills WHAT YOU NEED TO STAND OUT – Preferred, not required
  • Strong work ethic with the desire to learn and expand role by taking on more…
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