TN Visa Hydrogeologist Jobs
Hydrogeologist roles qualify for TN visa sponsorship under the USMCA's Scientist category, covering groundwater modeling, aquifer analysis, and environmental compliance work. Canadian citizens can apply at the border or port of entry with no cap. Mexican citizens go through consular processing. A qualifying job offer from a U.S. employer is required before applying.
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Tetra Tech is currently seeking a Geologist within our Superior or Longmont, CO offices. The Geologist will assist with implementing environmental projects, that could include groundwater modeling and field activities.
The ideal candidate will have 1 to 4 years of environmental consulting experience and strong computational and computer skills. Proficiency with databases, preferably Microsoft Access, ArcGIS, and groundwater modeling tools, including finite-difference and/or finite-element modeling approaches, is preferred. Attention to detail, strong oral and written communication skills, and the ability to quickly learn new technical skills are required. The successful candidate should have a strong work ethic, a positive attitude, and the ability to work effectively both independently and in a team environment.
Any candidates interested in this opportunity should apply by July 5, 2026 deadline.
Why Tetra Tech:
At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.
Your Impact:
Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.
Essential Job Functions:
- Assist with writing proposals, obtain bids from vendors and subcontractors, draft cost estimates and project budgets.
- Conducting field sampling programs and field procedures.
- Perform soil, groundwater, soil vapor, and other environmental investigations, support groundwater monitoring, hydrogeologic evaluations, and groundwater modeling efforts.
- Evaluating site characterization data; assisting with water feasibility studies, remedial alternatives evaluations, remediation design, and implementation.
- Interface with subcontractors and internal technical resources.
- Develop sampling plans, health and safety plans, supervise and oversee field investigations.
- Prepare technical reports, memos, response to comments tables.
- Prepare and review figures, conceptual site models, data visualizations, and technical design schematics for remediation and environmental investigation projects.
- Review and evaluate environmental, hydrogeologic and geotechnical data. Perform statistical analyses.
- Support feasibility studies, remedial alternatives evaluations, remediation design, and implementation oversight.
- Work with a multi-disciplinary team of engineers, geologists, scientists, risk assessors, data managers, and other technical specialists.
- Other duties as assigned.
Required Qualifications:
- Bachelor of Science (BS) degree in Geology or Hydrogeology required.
- One to 4 years of professional environmental consulting experience is required.
- Previous field experience required, including supervision of soil and groundwater investigations, sampling activities, and subcontractor oversight is required.
- Must be a skilled technical writer.
- OSHA 40-hour HAZWOPER Training required or can be acquired first month of employment.
- Ability to travel and perform field work/oversight (up to approx. 20% of travel required).
- A Pre-employment drug screening in compliance with state regulations is required.
- Must possess a valid driver's license with a clean driving record without restrictions.
Preferred Qualifications:
- Master of Science (MS) degree preferred.
- Experience with both sedimentary and hard rock drilling and well installation desired.
- Previous experience developing and calibrating groundwater models is desired.
- MSHA training preferred.
- Experience with ArcGIS Pro or Auto CAD use desired.
- Experience with SQL or Access database use desired.
- Familiarity with geochemistry and statistical evaluations of water chemistry and trend analysis is desired.
Physical Requirements:
- Ability to lift, carry, push, and pull equipment weighing 25-50lbs in variable weather and terrain.
- Ability to travel and perform field work/oversight as required (approx. 20% required).
- Ability to walk across variable terrain, including uneven ground, in all weather conditions (extreme hot/cold temperatures, loud noises, bugs, etc.).
- Have full range of motion to support field activities (ability to stand, bend, kneel, and reach during field activities).
Work Environment / Environmental Factors:
- Based out of the Superior or Longmont, CO offices with potential of a hybrid work arrangement, but the candidate must reside within 25 miles of the local offices. This arrangement is subject to review and may change at the company’s discretion.
- Field work will include work to be performed outside, as a result will include working in various environmental factors (weather, altitude, terrain, noise, bugs, drilling sites, industrial facilities, etc.). This can include operating field instruments and tools, remaining stationary for long periods of time, walking, bending, lifting, and sitting for site assessments, sampling, oversight, and other field activities.
- Office work will include extended periods sitting or standing at a desk and using a computer and other office equipment.
Additional Information:
- Full-time, Monday through Friday work schedule (40 hours). Occasionally extended hours may be required based on project and/or client needs.
- Work will be performed in a field and office setting.
Target salary range: $60,000 to $70,000. Please note that Tetra Tech considers various factors in determining pay, including but not limited to: education, relevant and demonstrated work experience in the role, skills, geographic location, qualifications, certifications, and other competencies relevant to the needs of the business.
Life at Tetra Tech:
The perks of working at Tetra Tech include:
- Comprehensive and market-competitive benefits.
- Tetra Tech offers the following optional benefits: Medical, Dental, Vision, Prescription, Accidental Death & Dismemberment, Long & Short-Term Disability, Health & Dependent Care Flexible Spending. Financial Benefits: Group Term Life, Optional Group Term Life Insurance, Business Travel Accident Insurance, Health Savings Account, 401K, Employee Stock Purchase Plan, Time Off with Pay, Employee Assistance Program, Adoption Assistance, Leaves of Absence.
- Merit-based financial rewards.
- Flexibility and company-wide commitment to work/life balance.
- Collaborative team atmosphere that values the contributions of all employees.
- Learning and development opportunities for ongoing professional growth.
About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. Tetra Tech is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.
We invite applications from all interested parties.
Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities: LinkedIn: @TetraTechCareers X (Twitter): @TetraTechJobs
We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted.
Please no phone calls or agencies.
The Opportunity:
Tetra Tech is currently seeking a Geologist within our Superior or Longmont, CO offices. The Geologist will assist with implementing environmental projects, that could include groundwater modeling and field activities.
The ideal candidate will have 1 to 4 years of environmental consulting experience and strong computational and computer skills. Proficiency with databases, preferably Microsoft Access, ArcGIS, and groundwater modeling tools, including finite-difference and/or finite-element modeling approaches, is preferred. Attention to detail, strong oral and written communication skills, and the ability to quickly learn new technical skills are required. The successful candidate should have a strong work ethic, a positive attitude, and the ability to work effectively both independently and in a team environment.
Any candidates interested in this opportunity should apply by July 5, 2026 deadline.
Why Tetra Tech:
At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.
Your Impact:
Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.
Essential Job Functions:
- Assist with writing proposals, obtain bids from vendors and subcontractors, draft cost estimates and project budgets.
- Conducting field sampling programs and field procedures.
- Perform soil, groundwater, soil vapor, and other environmental investigations, support groundwater monitoring, hydrogeologic evaluations, and groundwater modeling efforts.
- Evaluating site characterization data; assisting with water feasibility studies, remedial alternatives evaluations, remediation design, and implementation.
- Interface with subcontractors and internal technical resources.
- Develop sampling plans, health and safety plans, supervise and oversee field investigations.
- Prepare technical reports, memos, response to comments tables.
- Prepare and review figures, conceptual site models, data visualizations, and technical design schematics for remediation and environmental investigation projects.
- Review and evaluate environmental, hydrogeologic and geotechnical data. Perform statistical analyses.
- Support feasibility studies, remedial alternatives evaluations, remediation design, and implementation oversight.
- Work with a multi-disciplinary team of engineers, geologists, scientists, risk assessors, data managers, and other technical specialists.
- Other duties as assigned.
Required Qualifications:
- Bachelor of Science (BS) degree in Geology or Hydrogeology required.
- One to 4 years of professional environmental consulting experience is required.
- Previous field experience required, including supervision of soil and groundwater investigations, sampling activities, and subcontractor oversight is required.
- Must be a skilled technical writer.
- OSHA 40-hour HAZWOPER Training required or can be acquired first month of employment.
- Ability to travel and perform field work/oversight (up to approx. 20% of travel required).
- A Pre-employment drug screening in compliance with state regulations is required.
- Must possess a valid driver's license with a clean driving record without restrictions.
Preferred Qualifications:
- Master of Science (MS) degree preferred.
- Experience with both sedimentary and hard rock drilling and well installation desired.
- Previous experience developing and calibrating groundwater models is desired.
- MSHA training preferred.
- Experience with ArcGIS Pro or Auto CAD use desired.
- Experience with SQL or Access database use desired.
- Familiarity with geochemistry and statistical evaluations of water chemistry and trend analysis is desired.
Physical Requirements:
- Ability to lift, carry, push, and pull equipment weighing 25-50lbs in variable weather and terrain.
- Ability to travel and perform field work/oversight as required (approx. 20% required).
- Ability to walk across variable terrain, including uneven ground, in all weather conditions (extreme hot/cold temperatures, loud noises, bugs, etc.).
- Have full range of motion to support field activities (ability to stand, bend, kneel, and reach during field activities).
Work Environment / Environmental Factors:
- Based out of the Superior or Longmont, CO offices with potential of a hybrid work arrangement, but the candidate must reside within 25 miles of the local offices. This arrangement is subject to review and may change at the company’s discretion.
- Field work will include work to be performed outside, as a result will include working in various environmental factors (weather, altitude, terrain, noise, bugs, drilling sites, industrial facilities, etc.). This can include operating field instruments and tools, remaining stationary for long periods of time, walking, bending, lifting, and sitting for site assessments, sampling, oversight, and other field activities.
- Office work will include extended periods sitting or standing at a desk and using a computer and other office equipment.
Additional Information:
- Full-time, Monday through Friday work schedule (40 hours). Occasionally extended hours may be required based on project and/or client needs.
- Work will be performed in a field and office setting.
Target salary range: $60,000 to $70,000. Please note that Tetra Tech considers various factors in determining pay, including but not limited to: education, relevant and demonstrated work experience in the role, skills, geographic location, qualifications, certifications, and other competencies relevant to the needs of the business.
Life at Tetra Tech:
The perks of working at Tetra Tech include:
- Comprehensive and market-competitive benefits.
- Tetra Tech offers the following optional benefits: Medical, Dental, Vision, Prescription, Accidental Death & Dismemberment, Long & Short-Term Disability, Health & Dependent Care Flexible Spending. Financial Benefits: Group Term Life, Optional Group Term Life Insurance, Business Travel Accident Insurance, Health Savings Account, 401K, Employee Stock Purchase Plan, Time Off with Pay, Employee Assistance Program, Adoption Assistance, Leaves of Absence.
- Merit-based financial rewards.
- Flexibility and company-wide commitment to work/life balance.
- Collaborative team atmosphere that values the contributions of all employees.
- Learning and development opportunities for ongoing professional growth.
About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. Tetra Tech is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.
We invite applications from all interested parties.
Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities: LinkedIn: @TetraTechCareers X (Twitter): @TetraTechJobs
We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted.
Please no phone calls or agencies.
See all TN Visa Hydrogeologist Jobs
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Get Access To All JobsTips for Finding TN Visa Sponsorship in Hydrogeologist
Frame your credentials around scientific scope
TN visa eligibility for hydrogeologists falls under the Scientist category, so your CV must clearly show a degree in geology, earth sciences, or a related field. CBP officers look for the scientific credential, not just the job title.
Target employers with active NEPA project portfolios
Federal contractors, environmental consulting firms, and municipal water authorities regularly hire hydrogeologists for National Environmental Policy Act work. These employers are accustomed to sponsoring international professionals and understand the documentation TN requires.
Get the offer letter to name specific scientific duties
A vague offer letter is the most common reason CBP delays a TN at the border. Ask your employer to list specific duties like aquifer characterization, contaminant transport modeling, or groundwater monitoring network design.
Search for TN-ready roles using Migrate Mate
Migrate Mate filters job listings by employers with recent visa filings, indicating experience with work visa sponsorship processes. Search specifically for Hydrogeologist and Environmental Scientist roles to find positions at companies familiar with supporting visa-sponsored candidates.
Prepare for Canadian vs Mexican processing differences
As a Canadian, you can present your TN application directly at a U.S. port of entry and begin work immediately upon approval. Mexican citizens must schedule a consular interview, which adds several weeks of lead time before your start date.
Clarify your employer's I-9 verification approach early
Once your TN is approved, your employer completes I-9 verification using your TN documents. If your employer participates in E-Verify, confirm they know how to enter a TN classification correctly to avoid unnecessary employment authorization delays.
Hydrogeologist TN Visa: Frequently Asked Questions
Does a Hydrogeologist role qualify for TN visa sponsorship?
Yes. Hydrogeologist positions qualify under the TN Scientist category, which covers professionals applying scientific knowledge to earth and water systems. Your degree must be in geology, hydrogeology, earth sciences, or a closely related field. CBP will review both your credentials and the specific duties listed in your employer's offer letter to confirm scientific scope.
How does TN compare to H-1B for Hydrogeologist roles?
TN has no annual lottery, no cap for Canadian citizens, and can be processed at a port of entry the same day. H-1B visa requires employer sponsorship months in advance, lottery selection, and USCIS petition approval before you can start work. For hydrogeologists, TN is generally faster and more predictable, provided the role clearly meets the Scientist category definition.
What documents does my employer need to provide for TN sponsorship?
Your employer needs to provide a detailed offer letter on company letterhead that states your job title, a description of scientific duties, your qualifications, the anticipated length of employment, and confirmation that you hold the required degree. CBP will use this letter as the primary basis for adjudicating your TN at the border or consulate.
Where can I find Hydrogeologist jobs with TN visa sponsorship?
Migrate Mate lists Hydrogeologist and Environmental Scientist roles with employers who have a history of sponsoring TN visas. Rather than filtering generic job boards manually, you can search specifically for TN-eligible positions and connect with employers already familiar with the USMCA professional category requirements and documentation process.
Can I switch Hydrogeologist employers while on TN status?
Yes, but TN status is tied to a specific employer, so you cannot start working for a new employer until a new TN is approved. Canadians can apply for a new TN at a port of entry before leaving the current job. Mexican citizens need to schedule a new consular appointment. There is no grace period for TN holders to work during the transition.