Sr. Field Geologist

Posted Friday, February 13, 2026 at 5:00 AM

Aerostar SES, LLC is expanding its workforce and is seeking a Senior Field Geologist / Field Manager to join our growing Environmental Business Line. We are committed to fostering a work environment that offers long-term stability and growth. We value our employees and are dedicated to supporting their success throughout their career with us. With a strong track record of consistent growth, we provide a secure and dependable workplace for those looking for a lasting career.

This leadership role will direct a large, complex environmental investigation at K. I. Sawyer in Michigan’s Upper Peninsula, followed by a transition to our Knoxville, Tennessee office to support reporting and ongoing project work.

The initial assignment is expected to be a six-month, field-intensive deployment beginning mid-April 2026. The selected candidate will oversee simultaneous field operations, including multiple drilling crews, well installation activities, and multi-media environmental sampling programs. This role requires a highly experienced professional capable of managing dynamic field conditions, making real-time technical decisions, and ensuring strict adherence to safety, quality, and regulatory requirements.

Aerostar SES, LLC offers a great benefits package complete with medical, dental, and vision insurance, health savings account health reimbursement account, flexible spending account, employer paid life and disability, 401(k) matching, and paid time off along with other essential benefits.

This position will report to our office location in Knoxville, TN

• Serve as on-site Field Manager overseeing all investigation activities.
• Direct daily field operations, including scheduling, logistics, and subcontractor coordination.
• Manage and mentor multidisciplinary field teams, including geologists, technicians, drilling crews, and subcontractors.
• Coordinate multiple drill rigs and concurrent sampling programs (groundwater, soil, sediment, surface water, and vapor).
• Oversee well installation, environmental monitoring, and remediation field activities.

• Ensure compliance with work plans, health and safety requirements, and regulatory standards.
• Provide real-time problem solving and adapt field strategies to changing site conditions.
• Implement and enforce QA/QC procedures for all field activities.
• Maintain and review accurate field documentation, including logs, sampling records, and daily reports.

• Serve as primary field liaison with project managers, clients, regulators, and stakeholders.
• Provide clear and regular progress updates and field status reporting.
• Coordinate site access with installation personnel and private property owners as needed.

• Transition to the Knoxville office following field deployment.
• Support data interpretation, technical reporting, and project documentation.
• Assist with planning and execution of subsequent project phases.

• Field schedule: 10 days on / 4 days off rotation
• Extensive travel required during field operations
• Per diem and travel support provided
• Field deployment: approximately 6 months (April through October 2026), intermittent 10-day field efforts in 2027.

• Bachelor’s degree in Geology, Hydrogeology, Environmental Science, or related field (Master’s preferred).
• Professional Geologist (PG) license, or ability to obtain.
• Minimum 10 years of progressive field experience on complex environmental projects.
• Demonstrated leadership managing field teams and subcontractors.
• Advanced knowledge of drilling methods, environmental sampling, well installation, and remediation technologies.
• Proven ability to make independent technical decisions in dynamic field environments.
• Strong communication, organizational, and problem‑solving skills.
• Current 40-hour HAZWOPER with up-to-date refresher.

OSHA 8‑hour Supervisor Training. Ability to travel extensively (up to 80–90%) and work outdoors in varied conditions.

• As a condition of employment, you will be required to pass a pre‑employment drug…