Geo-Logic Associates (GLA) is a privately-held, multidisciplinary, geologic, geotechnical, hydrogeologic, civil, and environmental consulting firm. Our highly experienced professionals manage projects through 30 US office locations and an office in Peru.

GLA is currently seeking a part-time or full-time Senior Environmental Professional with a strong background in earth sciences and geology to lead project delivery and drive business development across our multidisciplinary practice.

The ideal candidate will bring both technical expertise and proven experience in managing client relationships and winning work. This position requires the ability to collaborate effectively with professionals across all GLA offices and service areas, while also serving as a trusted advisor to clients in the public and private sectors.

Office Location: St. Charles, Illinois

Key Responsibilities:

Lead and support business development activities, including developing strategic client relationships, identifying new opportunities, preparing winning proposals, and participating in project interviews.
Serve as project manager and technical lead for environmental due diligence and remediation projects, including Phase I and Phase II Environmental Site Assessments.
Act as primary client contact on major projects, ensuring delivery of high-quality work, effective communication, and regulatory compliance.
Interface with regulatory agencies, providing leadership in regulatory negotiations, permitting strategies, and compliance documentation.
Lead and manage complex subsurface investigations including the oversight of drilling contractors, soil and groundwater sampling, borehole logging, monitoring well installations, aquifer testing, and hydrogeologic characterization.
Interpret and review technical documents such as engineering drawings, geologic cross-sections, site plans, and aerial imagery to support site assessment and design.

This role is ideal for a proactive professional who thrives in a client-facing environment and is eager to contribute to GLA’s growth through a combination of technical excellence and entrepreneurial drive.

Required Qualifications

Bachelor’s Degree in Environmental Engineering, Geology, Environmental Science, or related field
Minimum of 10 years of experience is desired
Knowledge of Illinois EPA Site Remediation Program and Leaking Underground Storage Tank programs

Excellent oral and written communication skills
Comfort speaking with clients and regulators, and possession of strong presentation skills
Ability to work in a team environment
Self-starter and problem solver

Candidate Must:

Be eligible to work in the United States
Possess a valid driver's license and maintain a driving record acceptable to our insurer
Pass a pre-employment physical and drug screening

GLA offers a comprehensive benefits package including health/dental/vision insurance, 401(k) retirement plan, life insurance, flexible spending accounts, vacation leave, sick leave and profit sharing.

GLA is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veteran status or any other characteristic protected by law. Employment is subject to a pre-employment physical examination, including drug screening.

Click "Apply" below to submit your cover letter, resume and application. Applicants who are unable to apply online may submit their resume and cover letter by mail to: Human Resources, Geo-Logic Associates, 2777 East Guasti Road, Suite 1 Ontario, CA 91761. (Resumes submitted through postal mail must indicate reference Requisition #1062 on the front of the mailing envelope).

Geo-Logic Associates

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