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$12

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How much do site investigation jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for site investigation in the United States is $24.91, according to ZipRecruiter salary data. Most workers in this role earn between $19.71 and $26.92 per hour, depending on experience, location, and employer.

What is the difference between Site Investigation vs Geotechnical Engineer?

AspectSite InvestigationGeotechnical Engineer
CredentialsTypically requires a degree in geology, civil engineering, or related fieldRequires a degree in geotechnical engineering, civil engineering, or geology; often professional registration
Work EnvironmentFieldwork at construction sites, environmental sites, or land development projectsDesigning geotechnical solutions, analyzing soil reports, often in office or lab settings
Industry UsageUsed during initial site assessments and feasibility studiesInvolved in foundation design, slope stability, and ground improvement projects

While both roles involve understanding soil and ground conditions, Site Investigation focuses on collecting data through fieldwork, whereas Geotechnical Engineers analyze that data to design engineering solutions. Both are essential in construction and land development projects, often working closely together.

What is a site investigation?

Site investigation jobs involve assessing the physical and environmental conditions of a specific location, often before construction or development projects begin. Professionals in these roles collect and analyze soil, groundwater, gas, and other samples to identify potential hazards, contamination, or geotechnical issues. Their findings help inform safe and effective project planning, ensuring compliance with environmental regulations and minimizing risks. Site investigation jobs are essential for environmental consultants, geotechnical engineers, and construction planners.

What are the key skills and qualifications needed to thrive as a site investigator?

To thrive as a Site Investigator, you need a background in environmental science, geology, or engineering, along with strong analytical and fieldwork skills. Familiarity with environmental sampling equipment, GIS software, and regulatory guidelines such as Phase I and II ESA protocols is typically required. Attention to detail, problem-solving, and effective communication are crucial soft skills for gathering accurate data and reporting findings. These skills ensure thorough and compliant site assessments, which are vital for environmental safety and regulatory approval.

What are some common challenges faced during a site investigation and how are they typically addressed?

Site investigation professionals often encounter challenges such as unexpected subsurface conditions, limited site access, and tight project timelines. To address these, teams typically conduct thorough pre-field planning, use advanced geotechnical equipment, and maintain close communication with stakeholders. Flexibility and problem-solving skills are essential, as findings may require adapting the investigation approach or collaborating with engineers and environmental scientists to ensure accurate and timely results.
More about Site Investigation jobs
What states have the most Site Investigation jobs? States with the most job openings for Site Investigation jobs include:
What job categories do people searching Site Investigation jobs look for? The top searched job categories for Site Investigation jobs are:
Site Investigation jobs near you
Infographic showing various Site Investigation job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 12% Part Time, 1% Temporary, and 4% Contract. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution, with an average salary of $51,816 per year, or $24.9 per hour.

Project Manager - Environmental Site Investigation & Remediation

TERRACON

Lubbock, TX • On-site

Full-time

Posted 16 days ago

Terracon rating

7.5

Company rating: 7.5 out of 10

Based on 119 frontline employees who took The Breakroom Quiz

49th of 72 rated business consultants

Job description

Terracon is seeking an experienced Project Manager to lead environmental site investigation, assessment, remediation, and regulatory compliance projects for industrial, commercial, energy, transportation, and public-sector clients. This role combines technical leadership, client service, business development, financial management, and team leadership responsibilities. The successful candidate will manage projects from proposal development through implementation and closure while ensuring safe, high-quality delivery that meets client objectives. Familiarity with state and federal environmental regulatory programs is desirable, with knowledge of the Texas Commission on Environmental Quality (TCEQ) regulatory framework and the Texas Risk Reduction Program (TRRP) considered a significant plus, particularly for projects involving site characterization, risk assessment, corrective action, and redevelopment activities.

Manage all aspects of a environmental engineering project to ensure that it is safely completed on time and within scope and budget. Responsible for completing the project as per its contracted scope; monitor progress and performance against the project plan. Troubleshoot and recommend or resolve operational problems and minimize delays. May be responsible for resource management, project scheduling, budgets and forecasts, and working with external vendors, subcontractors or contractors. Conducts meetings and prepares reports to communicate the status of the project to project team and client. Set priorities, assign tasks, and coordinate project staff to meet project targets and milestones. May have responsibilities to communicate with the client and deliver work products to satisfaction of client. Coordinates effort with APR to make sure that APR has opportunity to engage throughout the project, particularly at critical junctures. Is involved with approving invoices, preparing change orders, and collections.

 
Our national environmental team helps our clients do the right thing for their projects, and for our planet. Our professionals include environmental architects, archaeologists, biologists, engineers, geologists, historians, industrial hygienists, planners, and scientists. Working together in the field, office, or lab, we help guide clients through the steps and processes to address environmental challenges and move their projects forward as quickly, safely, and sustainably as possible. With services including site assessment, planning and permitting including cultural and natural resources, sustainability and resiliency, regulatory compliance, and industrial hygiene and safety, we're at the forefront of helping clients succeed and communities thrive.
  • Bachelor's degree in technical discipline practices by the Firm including Engineering, Environmental Science or Geology and a minimum of 5 years' related experience. Or, in lieu of a degree, a minimum of 9 years' related experience.

  • A valid driver's license with acceptable violation history may be required.

Preferred Qualifications:

  • Professional Engineer (PE), Professional Geologist (PG), PMP, or similar professional registration/certification relevant to the type of services and projects being managed
  • Experience in CERCLA, RCRA, UST, Brownfield, vapor intrusion and remediation programs.
  • Proven client management and business development success
  • Knowledge of Texas environmental regulations, including TCEQ and TRRP, is highly desirable
  • Experience with TECQ VEP, IOP, PST, and corrective action programs is a plus
  • Manage Phase I/II ESAs, remedial investigations, corrective actions, UST projects, Brownfield, vapor intrusion investigations, and site redevelopment projects
  • Define scope, schedules, budgets, and deliverables
  • Manage project financial performance, invoicing, forecasts, change orders and collections
  • Works with client or NAM to define project scope, schedule and budget.
  • Design, communicate, and implement a project plan for completing the project.
  • Leads safety efforts including preparation and compliance with approved safety plan.
  • Take action to resolve operational problems and minimize delays.
  • Identify, develop, and gather the resources to complete the project. This may include preparing calculations, designs, reports and work specifications; developing project schedules, budgets and forecasts; and selecting materials, equipment, project staff, and external contractors.
  • Partner with other departments or offices to secure specialized resources for the project.
  • Conduct meetings and prepare reports to communicate the status of the project.
  • Set priorities, assign tasks, and coordinates project staff to meet project targets and milestones.
  • Coordinates with APR to ensure appropriate oversight is in place and sufficient time allowed for reviews of all critical junctures.
  • Coordinates with accounting for financial management of business intelligence, invoicing and collections
  • Develop understanding and be aware of project-related risk. Be familiar with what could go wrong on a project and how to protect the Company. Be familiar with company risk policies.
  • Lead safety efforts for team and ensure team follows safety rules and guidelines. Responsible for creating and modeling a safe work environment; demonstrates safety practices. Promote pre-task planning for all projects.
  • Promote continuous quality monitoring and improvement on projects. Monitor quality standards and practices. Engage APRs on projects at their onset.

The ideal candidate has experience managing complex environmental investigation and remediation projects and possesses a strong understanding of environmental regulatory programs, including TCEQ and TRRP requirements applicable to environmental due diligence, remediation, and risk-based closure strategies.

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