ATON, a leading environmental consulting and engineering firm, is seeking an Environmental Scientist to join our growing Due Diligence practice in St. Louis, Missouri. This role will primarily support Phase I Environmental Site Assessments, with additional involvement in Phase II and ACM/LBP field investigations, report preparation, and proposal support. As a leader in the industry, our goal is to practice continuous safety improvement and to be proactive in safety management. We empower our employees to take the initiative, be accountable, and demonstrate personal and team leadership. Job Responsibilities Conduct Phase I Environmental Site Assessments in accordance with ASTM E1527-21, including site reconnaissance, historical research, regulatory database review, and interviews. Coordinate with clients, property owners, and regulatory agencies as needed. Support field activities under the direction of a project manager, including Phase II subsurface investigations, including soil and groundwater sampling and ACM (asbestos-containing material) and LBP (lead-based paint) field inspections Maintain detailed field documentation and photographic records. Assist in preparation of Phase II and ACM/LBP inspection reports. Assist with proposal preparation as needed. Provide quality control and quality assurance for all assigned work. Abide by ATON's health and safety policies and procedures. Basic Qualifications Bachelor's degree in Environmental Science, Geology, Engineering, or equivalent combination of education and experience. 4-5 years of experience preparing Phase I Environmental Site Assessment reports. Working knowledge of the

ASTM E1527-21

standard and applicable Missouri and Illinois regulations. Computer skills including proficiency with Microsoft Excel, Word, PowerPoint, Outlook, and Adobe Acrobat. Valid driver's license. Provide references and report writing examples upon request. Preferred 40-hour

HAZWOPER

certification. ACM Inspector license. Work Environment This is primarily an in-office position based in St. Louis, Missouri, with limited field travel. When travel is required, it is typically a single day trip, with occasional overnight stays. Why ATON At ATON, we believe our work matters: protecting the health of communities, giving clients clarity on the properties they buy, sell, and manage, and doing it with integrity. We are building a team of people who take ownership of their work and take pride in doing it well. This role is a chance to build a long-term career, not just take a job. Team members who take initiative and produce quality work have real opportunities for advancement. You'll work alongside an experienced, collaborative team, gain exposure to a wide range of Phase I, Phase II, and Brownfield projects, and be part of a company that invests in the growth of its people. Benefits Health Insurance Dental Insurance Vision Insurance 401(K)

Paid Time Off Flexible Schedule Professional Development Assistance Tuition Reimbursement Pay:

$59,370.02 - $70,000.00 per year

Benefits:

401(k) 401(k) matching AD&D insurance Dental insurance Disability insurance Employee assistance program Flexible schedule Health insurance Health savings account Life insurance Paid time off Parental leave Professional development assistance Referral program Retirement plan Tuition reimbursement Vision insurance Wellness program

Work Location:

In person