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Weekend Ecologist Jobs (NOW HIRING)

Tectonic MSA LLC

Senior Ecologist

Millburn, NJ

$110K - $160K/yr

Tectonic is currently looking for an experienced Senior Ecologist to join our team full-time at our Newburgh, NY or Millburn, NJ Office. Tectonic, a multi-disciplined engineering firm that supports ...

CSS, Inc

Coastal Resilience Ecologist

Beaufort, NC · On-site

Ecologist to support field and laboratory research in Coastal Wetland Ecology at the NOAA National Centers for Coastal Ocean Science (NCCOS). The NCCOS Beaufort Lab conducts basic and applied ...

Stantec

Field Ecologist

Clearwater, FL · On-site

As a Field Ecologist, you will work in a highly dynamic team environment with other biologists/ecologists/water resource specialists, ecosystem restoration engineers, NEPA specialists, environmental ...

Arcadis

Staff Ecologist

Reno, NV · On-site

Arcadis is seeking a mid-level Staff Ecologist/Planner/Environmental Scientist to join our west coast Enviro Socio Permitting team. The successful candidate will support the development of desktop ...

CSS, Inc

Coastal Resilience Ecologist

Beaufort, NC · On-site

Ecologist to support field and laboratory research in Coastal Wetland Ecology at the NOAA National Centers for Coastal Ocean Science (NCCOS). The NCCOS Beaufort Lab conducts basic and applied ...

Stantec

Field Ecologist

Riverview, FL · On-site

As a Field Ecologist, you will work in a highly dynamic team environment with other biologists/ecologists/water resource specialists, ecosystem restoration engineers, NEPA specialists, environmental ...

Dragonfly Pond Works

Natural Areas Ecologist

Waukegan, IL · On-site

$18 - $19.50/hr

We are seeking passionate team members in the Greater Chicago area for the Natural Areas Ecologist role. This entry-level, field-based position supports habitat restoration through invasive species ...

V3 Companies

Field Ecologist II-III

Woodridge, IL · On-site

$23 - $30/hr

As a Field Ecologist, you will play a crucial role in studying and understanding natural ecosystems, wildlife habitats, and environmental processes. Your work will contribute to conservation efforts ...

V3 Companies

Field Ecologist II-III

West Chicago, IL · On-site

$23 - $30/hr

As a Field Ecologist, you will play a crucial role in studying and understanding natural ecosystems, wildlife habitats, and environmental processes. Your work will contribute to conservation efforts ...

CSS, Inc

Coastal Resilience Ecologist

Beaufort, NC · On-site

Ecologist to support field and laboratory research in Coastal Wetland Ecology at the NOAA National Centers for Coastal Ocean Science (NCCOS). The NCCOS Beaufort Lab conducts basic and applied ...

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How much do weekend ecologist jobs pay per year?

As of Jun 20, 2026, the average yearly pay for weekend ecologist in the United States is $59,547.00, according to ZipRecruiter salary data. Most workers in this role earn between $37,500.00 and $74,000.00 per year, depending on experience, location, and employer.
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What cities are hiring for Weekend Ecologist jobs? Cities with the most Weekend Ecologist job openings:
What are the most commonly searched types of Ecologist jobs? The most popular types of Ecologist jobs are:
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Weekend Ecologist jobs near you
Infographic showing various Weekend Ecologist job openings in the United States as of June 2026, with employment types broken down into 1% Locum Tenens, 1% As Needed, 59% Full Time, 34% Part Time, 4% Contract, and 1% Nights. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $59,547 per year, or $28.6 per hour.
Environmental Scientist / Coastal & Upland Ecologist

Environmental Scientist / Coastal & Upland Ecologist

Tetra Tech, Inc.

San Antonio, TX • On-site

Full-time

Posted 11 days ago

Tetra Tech rating

5.8

Company rating: 5.8 out of 10

Based on 40 frontline employees who took The Breakroom Quiz

335th of 355 rated engineering

Job description

The Opportunity:
Tetra Tech is adding an Environmental Scientist / Coastal & Upland Ecologist to our Central South team based in Texas.
This position will support a wide variety of challenging and complex water resources, coastal resilience, ecological restoration, environmental compliance, and natural resources projects throughout Texas, New Mexico, and the broader Southwest. The ideal candidate will bring a background in coastal, marine, estuarine, wetland, riparian, or upland ecology, with the ability to support both field-based biological assessments and technical analyses for environmental planning, permitting, restoration, and watershed projects.
This role is well suited for a biologist, ecologist, or environmental scientist who is comfortable working across coastal and upland environments, including Texas Gulf Coast systems, inland watersheds, riparian corridors, wetlands, grasslands, shrublands, arid landscapes, and project sites throughout Texas and New Mexico.
Why Tetra Tech:
At Tetra Tech, we areLeading with Scienceto solve the world's most complex challenges.Our industry-leading expertsin engineering and consultingare committed to driving positive change in communities around the world.For 60 years, wehavebeen at the forefront of innovation and sustainability.Today we stand as a market leader, offeringcutting-edgesolutions in water, environment, energy, and international development.Our work has improved more than625million lives around the world.
Your Impact:
Join Tetra Tech to make a real difference.Our workleveragescutting-edgetechnologies, advanced analytics, and theexpertiseof world-class scientists and engineers to create meaningful change around the world. Discover your full potential - join us to advance your career while leavinga lasting legacy.
Position Summary:
We are seeking an Environmental Scientist / Coastal & Upland Ecologist with experience in biological field assessments, GIS mapping, environmental permitting, and technical reporting.
The ideal candidate will have strong ecological training and applied consulting skills, with experience or interest in both:
  1. Coastal, marine, estuarine, and wetland systems, particularly along the Texas Gulf Coast; and
  2. Upland, riparian, arid, and semi-arid systemsin Texas, New Mexico, and the broader Southwest.

This position will support multidisciplinary teams of biologists, ecologists, engineers, hydrologists, modelers, planners, and regulatory specialists. Work may include field surveys, habitat assessments, wetland delineations, threatened and endangered species evaluations, environmental compliance documentation, GIS analysis, restoration planning, watershed studies, and synthesis of ecological data into actionable recommendations for clients.
The role may also involve spatial and temporal data processing, ecological modeling, and interpretation of environmental datasets, but the primary emphasis is on applied ecology, biology, environmental assessment, and project support.
Essential Job Functions:
The following duties are essential to this role. Reasonable accommodation will be provided to enable individuals with disabilities to perform these functions.
  • Conduct field surveys to inventory and assess vegetation, wildlife, wetlands, riparian areas, upland habitats, and coastal or estuarine systems.

  • Perform or support wetland delineations, habitat assessments, threatened and endangered species evaluations, and biological resource surveys using applicable federal and state methods.

  • Support coastal, marine, and estuarine projects along the Texas Gulf Coast, including assessments of marshes, tidal flats, seagrass beds, oyster reefs, dunes, beaches, bay systems, coastal prairie, and other sensitive ecological resources.

  • Support upland, riparian, arid, semi-arid, grassland, shrubland, and desert environmental projects in Texas, New Mexico, and the broader Southwest.

  • Assist with environmental permitting and compliance documentation, including Clean Water Act Sections 404 and 401, NEPA, ESA, biological assessments, mitigation plans, monitoring plans, and related environmental review documents.

  • Conduct GIS-based mapping and spatial analysis to support biological surveys, environmental constraints analyses, impact assessments, restoration planning, permitting, and technical reports.

  • Compile, process, QA/QC, and interpret environmental datasets from field surveys, public databases, agency sources, remote sensing products, monitoring programs, and project-specific studies.

  • Prepare technical reports, wetland delineation reports, biological assessments, permit applications, monitoring reports, memoranda, maps, figures, visualizations, and client-ready presentations.

  • Support watershed planning, stream and river restoration, coastal resilience, ecological restoration, nature-based solutions, and environmental mitigation projects.

  • Coordinate with multidisciplinary teams, including engineers, hydrologists, planners, modelers, regulators, and other environmental specialists.

  • Participate in client meetings and project discussions as a technical team member, and support proposal development, scopes of work, technical approaches, and cost estimates as appropriate.

RequiredQualifications:
  • Bachelor's degree in Ecology, Biology, Environmental Science, Marine Science, Coastal Ecology, Natural Resources, or a related field.

  • 1-5 years of professional experience in environmental consulting, ecological fieldwork, biological assessment, natural resources management, environmental compliance, restoration, or related work.

  • Experience preparing or contributing to technical reports, environmental documentation, biological assessments, wetland reports, permit applications, or monitoring plans.

  • Proficient in ArcGIS or similar geospatial software for spatial analysis and mapping.

  • Ability to produce clear maps, figures, visualizations, and written summaries of field observations, environmental data, and technical analyses.

  • Willingness to support proposal development, scopes of work, and client coordination as appropriate.

  • Strong written and verbal communication skills for technical reports and client meetings.
  • Ability to work independently and as part of a team, including coordination with clients, agencies, and internal project teams as appropriate.

Preferred Qualifications:
  • Master's degree or PhD in Ecology, Biology, Environmental Science, Coastal Ecology, Marine Science, Natural Resources, or a related field.

  • Experience with Texas coastal systems, Gulf Coast ecology, estuarine habitats, coastal restoration, or coastal resilience projects.

  • Experience with upland, riparian, grassland, shrubland, desert, or arid/semi-arid ecosystems in Texas, New Mexico, or the broader Southwest.

  • Experience conducting or supporting wetland delineations, biological surveys, habitat assessments, mitigation planning, restoration monitoring, or construction-phase environmental compliance.

  • Experience preparing or supporting Clean Water Act Sections 404/401 permit applications, NEPA documentation, ESA documentation, biological assessments, environmental assessments, or related regulatory submittals.

  • Experience with R, Python, or similar tools for ecological data analysis, data visualization, habitat suitability modeling, species distribution modeling, water quality analysis, or reproducible workflows.

  • Familiarity with coastal, estuarine, wetland, riparian, stream, or upland restoration planning and monitoring.

  • Experience managing environmental or geospatial datasets, metadata, QA/QC procedures, or data provenance.

  • Consulting experience or experience coordinating with clients, agencies, contractors, or multidisciplinary project teams.

Physical Requirements:
  • Ability to travel for client and business development meetings as needed. Travel is estimated to be up to 30% yearly (occasional overnight travel).

  • Ability to perform fieldwork in rugged conditions for extended periods including walking, standing, bending, and kneeling.

  • Ability to work outdoors in a range of weather conditions (heat, rain, wind, cold) during fieldwork.

  • Ability to lift and carry materials/equipment up to 50 pounds.

  • Ability to sit at a workstation and use a computer for extended periods of time (up to 8 hours/day). Additional hours may be required based on project needs.

  • Manual dexterity to use a computer mouse, keyboard, and other tools.

  • Ability to communicate effectively in-person and via electronic means.

Additional Information
  • For this role, we are open to hybrid work schedules in our Austin, TX or San Antonio, TX offices, or remote work schedules in Houston, TX or Corpus Christi, TX.

  • This position is scheduled for full-time work (40 hours/week) with a typical schedule of 8:00am to 5:00pm Monday to Friday. Additional hours may be required based on project needs.

Life at Tetra Tech:
Theperksof working at Tetra Tech include:
  • Comprehensive and market-competitivebenefits.

  • 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 opportunitiesfor ongoingprofessional 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. With25,000 employees working together, Tetra Tech provides clear solutions to complex problems byLeading 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 Techis proud to be an Equal Opportunity Employer.Allqualified candidates will be considered without regard to race, color, religion, national origin, age, disability,sex, marital or familial status,status as a protected veteran,orany other characteristic protectedbylaw.
Tetra Tech is a VEVRAA federalcontractorand we request priority referral of veterans.
We inviteapplicationsfrom 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.

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