The Opportunity:
Tetra Tech is currently seeking a Geologist within our Superior or Longmont, CO offices. The Geologist will assist with managing environmental projects, conducting groundwater modeling, and conducting and overseeing field activities related to a variety of commercial clients, and key client accounts.
The ideal candidate will have at least 3 years of environmental consulting experience, including at least 2 years of groundwater modeling 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, task and project management skills, strong oral and written communication skills, and the ability to quickly learn new technical skills are required.
This is a client-facing role, so strong communication skills, experience working directly with clients and regulatory agencies, and the ability, willingness, and aptitude to help support client account development and cross-sell a range of environmental services 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 June 10, 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:
Assisting with task and project management; preparing technical reports, work plans, proposals, and cost estimates.
Obtain bids from vendors and subcontractors.
Provide project level financial tracking, status reporting, invoicing, and management of account receivable and purchase orders.
Interface with clients, subcontractors, project groups, and internal technical resources.
Work with a multi-disciplinary team of engineers, geologists, scientists, risk assessors, data managers, and other technical specialists.
Developing and overseeing field sampling programs, health and safety plans, and field procedures.
Supervising soil, groundwater, soil vapor, and other environmental investigations.
Prepare and review figures, conceptual site models, data visualizations, and technical design schematics for remediation and environmental investigation projects.
Supporting groundwater monitoring, hydrogeologic evaluations, and groundwater modeling efforts.
Evaluating site characterization data. Review and evaluate environmental, hydrogeologic and geotechnical data.
Perform statistical analyses and provide technically sound site recommendations.
Assisting with water feasibility studies, remedial alternatives evaluations, remediation design, and implementation oversight; and supporting staff development in technical areas.
Other duties as assigned.
Required Qualifications:
Preferred Qualifications:
Master of Science (MS) degree preferred.
Experience with both sedimentary and hard rock drilling and well installation desired.
MSHA training preferred.
Experience with SQL or Access database use desired
Physical Requirements:
Ability to lift, carry, push, and pull equipment weighing 25 -50lbs in variable weather and terrain.
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Ability to travel and perform field work/oversight as required (approx. 20% required).
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Ability to walk across variable terrain, including uneven ground, in all weather conditions (extreme hot/cold temperatures, loud noises, bugs, etc.).
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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 use of PPE, 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: $70,000 to $80,000. 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:
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Comprehensive and market-competitive benefits.
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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.
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Merit-based financial rewards.
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Flexibility and company-wide commitment to work/life balance.
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Collaborative team atmosphere that values the contributions of all employees.
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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.