Environmental Engineer III

HGL is currently seeking an

Job Title:

Environmental Engineer III

Location:

Billings or Helena, MT

HGL is currently seeking an Environmental Engineer III to support large-scale mining environmental remediation and construction projects in the western US. As an Engineer III, you will work with our high performing HGL Team and be responsible for supporting HGL’s portfolio of environmental remediation projects for various clients including USEPA and Montana Department of Environmental Quality. Projects may include PRP oversight, remedial design support, oversight of remedial action (RA), remediation, demolition, and mine-waste cleanup projects.

• Developing engineering studies, plans, designs, and specifications for the remediation of environmental contamination.
• Potentially Responsible Party (PRP) oversight.
• Interfacing with program and project managers, senior technical staff, the government customer, and RA Contractors.
• Reporting of observations and compliance with contract documents.
• Review of specifications, drawings, work plans, and ongoing construction activities to assure compliance.
• Drafting project submittals.
• Determining, communicating, and documenting deficiencies to ensure they are corrected in a timely manner.
• Preparation of work plans and project deliverables (e.g., UFP-QAPPs, FSPs, RI/FS Reports, SSHP/HASPs, technical memoranda).
• Understanding of remediation and construction site health & safety (H&S) hazards.

• QA/QC on construction projects
• Field sampling
• Potential 50% travel within the U.S. as needed to support projects.

• Minimum of 6 years of directly related experience in environmental industry.
• Bachelor’s degree in an engineering field such as:
  Mining Engineering, Environmental Engineering, Chemical Engineering, Civil Engineering, or related field. Fields outside of engineering would also be considered with relevant experience.
• Knowledge of CERCLA, DoD, DOE, EPA, and/or RCRA projects.
• Strong technical writing and documentation experience with prior experience contributing to the preparation of remedial design documents that are technically sound and accurately reflect the project approach and requirements.
• Ability to conduct completion inspections, document project status and maintain records.
• Working knowledge of Federal and state occupational regulations.
• Ability to prepare daily reports documenting activities and findings.
• Excellent interpersonal communication skills (both written and oral) including the ability to comfortably engage with varying levels of leadership, RA Contractors, subcontractors, internal and external stakeholders, etc.
• Demonstrated proficiency in the Microsoft Office suite of software, specifically in Excel and Word.
• Ability to work in a team environment with corporate, project, and technical management staff.
• Ability to work in a fast-paced environment and manage multiple priorities with attention to detail.

• Experience using generative AI tools (e.g., Microsoft Copilot, ChatGPT, Claude, or similar) to improve technical writing, data analysis, research, visualization, or project delivery efficiency.
• Experience working with EPA on mining related projects and/or Montana Department of Environmental Quality.
• Experience at federal government remediation or construction sites.
• OSHA 40-hr. and 8-hr. HAZWOPER Training.
• M.S. degree in engineering field related to Mining Engineering or Environmental Studies.
• EIT Certification (or capability to test and pass FE exam within one year) or Registered PE (or capability to obtain registration within…