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Top Freelance Environmental Science Experts for Hire

O K.

Freelance Cosmetic Chemist & Quality Control Specialist | Expert in Formulation & GMP Standards Cosmetic chemist...
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USD 10/hr
BSc
Nigeria

I am an accomplished Industrial Chemist holding a Bachelor of Science degree in Industrial Chemistry and a certification in Health, Safety, an...

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USD 10/hr
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Daniella C.

Environmental Chemist | Geochemical & Biomarker Data Analysis | Scientific Research Support
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USD 25/hr
Master of Science in Biological Sciences, majoring in Arid Zone Ecology.
Chile

Environmental chemist and MSc candidate in Biological Sciences with specialization in Arid Zone Ecology. Experienced in environmental geochemis...

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USD 25/hr
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Khalid Shaifullah M.

LCA Specialist | Sustainable Hydrogen from Waste | OpenLCA & Aspen Plus Expert
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USD 30/hr
BSc in Mechanical Engineering
Bangladesh

Published Environmental Scientist & LCA Specialist with some papers (2025) on sustainable hydrogen production from cigarette butts, textile...

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USD 30/hr
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RAHUL K.

Results-driven Quality Control professional with 14 years of experience in the pharmaceutical industry, specializing in
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USD 40/hr
Masters of Science
India

Quality Control professional with 14 years of experience in the pharmaceutical industry, skilled in compliance, QMS, and regulatory standards. ...

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USD 40/hr
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Dr. Peimi L.

Environmental Researcher & GIS Specialist with expertise in Land Use Change Modelling and Ecological Data Analysis
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USD 20/hr
PhD
India

I am an environmental researcher and GIS specialist with over seven years of research experience in landscape ecology, land use and land cover ...

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USD 20/hr
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Dr. Ruth Mwongeli M.

Technical Due Diligence for Materials | Evidence Review, Claims Risk, Gap Analysis, Validation Plans, 8+ years in R&...
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USD 52/hr
Doctor of Philosophy
Korea, South

I help climate-tech teams, R&D groups, accelerators, and innovation programs make defensible materials decisions without wasting months in ...

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USD 52/hr
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Francisco José D.

PhD Biologist | Literature Reviews · Academic Research · Scientific Writing · Market Studies
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USD 45/hr
Licenciatura en Biología
Spain

I am a PhD Biologist with over 15 years of university teaching experience and a strong track record in scientific research, academic writing, a...

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USD 45/hr
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Dr. Chiara P.

PhD Chemist | Sustainability & Materials Consultant | Scientific Writer & Research Specialist
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USD 75/hr
Phd in Chemistry and Aerospace Engineering
United Kingdom

PhD Chemist with expertise in chemistry, sustainability, materials science, scientific research, and technical writing. I have extensive experi...

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USD 75/hr
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Dr. Edith V.

Scientific Writer & Environmental Engineer | Wastewater, Biotechnology, Peer-reviewed publications
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USD 35/hr
Ph.D. in Environmental Engineering
Mexico

I am a PhD in Environmental Engineering with strong experience in environmental biotechnology, anaerobic processes, wastewater treatment, and b...

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USD 35/hr
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Francis Xavier V.

Biologist, Ecologist, Educator, Environmental management, Citizen science, machine learning, AI
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USD 60/hr
PhD in Biology by Research
Philippines

I'm a published researcher and educator for 15 years now. I've managed and completed projects with societal impacts, both at the nation...

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USD 60/hr
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Arnab D.

Freelance Hydrologist, Academic writing expert, Environmental expert, Python Expert and Water resources expert
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USD 20/hr
Doctor of Philosophy (Ph.D)
India

I am currently working as a Postdoctoral Fellow with a strong research background in environmental science, hydrology, land-use dynamics, sedim...

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USD 20/hr
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Dr. Sajid ul G.

20 Y Experience, Biotech & Genetics Consultant, mtDNA Analysis, Molecular Biology, Bioinformatics, and Research Supp...
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USD 20/hr
PhD
Pakistan

Molecular Biologist, Teacher of Biology, Developmental Genetics, Bioinformatics, Gene Bank Submissions, Analysis of Data through Ugene and NCBI...

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USD 20/hr
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Emmanuel E.

Statistical Modelling Expert for Research & Journal Publications
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USD 15/hr
MSc
Nigeria

Statistical Researcher & Consultant Specialist in advanced modelling, survival and reliability analysis, and lifetime data in R. Skilled ...

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USD 15/hr
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Endale Alemayehu A.

Experienced Biostatistician & Epidemiologist | PhD in Biomedical Sciences | R, SAS, SPSS, Modeling, Spatial
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USD 25/hr
PhD in Biomedical Science
Belgium

I am a statistician and epidemiologist with over 8 years of experience in statistical modeling, health data analysis, and research consulting. ...

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USD 25/hr
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Dr. Sohail K.

PhD Microbiologist | Metagenomics, MAG Analysis, 16S rRNA, Anaerobic Microbial Ecology, Bioinformatics
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USD 50/hr
PhD Microbiology
Pakistan

I am Dr Sohail Khan, I did My PhD in Microbiology from Guangxi University, Nanning, China, with a focus on anaerobic digestion of wastewater. P...

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USD 50/hr
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Dr. Ilef R.

PhD Scientist | +10 publications | Scientific Writer | Ecotoxicology, Transcriptomics & R Data Anal...
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USD 30/hr
PhD in experimental and clinical medicine
Italy

PhD Researcher in Ecotoxicology | Scientific Writer | Transcriptomics & R Data Analysis Expert Scientific Writer & Environmental Toxico...

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USD 30/hr
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Dr. Anastasia G.

PhD Environmental Psychology | Expert in Data Analysis, Survey Design, Academic Writing | Climate Policy & Communica...
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USD 45/hr
PhD
Greece

Dr Anastasia Gkargkavouzi PhD in Environmental Psychology | Research & Sustainability Consultant I am an Environmental Psychology research...

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USD 45/hr
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Nerida Nadia H.

PhD & Freelance Data Scientist | Specialist in Ecological Modeling, GLMM & Remote Sensing (GEE)
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USD 50/hr
Doutorado em Ecologia
Bolivia

I am a PhD in Ecology with over 10 years of experience in high-impact scientific research and complex data management. My expertise lies at the...

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USD 50/hr
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Dr. Cláudia R.

Urban Climate Scientist | Urban Heat Islands, GIS, Climate Adaptation & Environmental Modelling
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USD 60/hr
PhD
Portugal

I am a PhD researcher and university lecturer specializing in Urban Climate, Climate Change Adaptation, Human Thermal Comfort, Heat Stress, and...

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USD 60/hr
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Dr. Gustavo F.

Biotechnology Research Consultant | Marine Bioactives, Microbial Analysis, Sustainable Product Development & Scienti...
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USD 60/hr
Post graduation in Engineering and Environmental Science
Ireland

I am a biotechnology researcher and microbiologist with expertise in marine biotechnology, bioactive compounds, environmental biotechnology, su...

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USD 60/hr
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Kamran V.

Quality, Environment, Safety, Security Medical Device, Food Safety, Cosmetics, FDA Consultant
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USD 26/hr
MBA
Pakistan

Expert in developing ISO 27001 Information Security, Penetration Testing, ISO 9001, ISO 14001, ISO 22000 Food Safety Management System, HACCP P...

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USD 26/hr
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J. T. M.

Analytical Chemist; Mining; Oil & Gas; Critical Minerals; Brines; Potash; Lithium; Produced Water; Experimental Desi...
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USD 100/hr
PhD
United States

J. T. Mayo received his PhD in Chemistry from Rice University with a focus on water treatment, toxic element remediation, analytical chemistry,...

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USD 100/hr
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Dr. Dion K.

PhD in Urban Ecology; Remote Sensing & GIS Consultant | Landsat/Sentinel Time Series, GEE, NDVI/LST, Urban Heat Risk
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USD 125/hr
Ph.D. Plant Biology
United States

Do you trust the satellite data behind your decisions? I’m a PhD remote sensing/GIS scientist (~10 years GIS) who builds and audits Landsat/Sen...

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USD 125/hr
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Muhammad R.

Senior Scientific Chemist with 7+ Years of Experience in Water Treatment, Laboratory Analysis, and Research Writing
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USD 15/hr
Masters of Science
Pakistan

I am an MSc Chemist and Research Professional with more than 7 years of experience in water treatment, laboratory analysis, quality assurance, ...

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USD 15/hr
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Amit K.

GIS & Remote Sensing Specialist | QGIS, ArcGIS, Spatial Analysis, Cartography & Geospatial Data Visualization
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USD 35/hr
M.Sc (Master of Science)
India

I am a GIS and Remote Sensing professional with expertise in geospatial data analysis, cartography, spatial modeling, and satellite image proce...

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USD 35/hr
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Kolabtree is the leading online freelance marketplace for Environmental Science experts. Post your project, get bids, and hire qualified experts quickly and easily.

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Confidentiality Assured

We take several measures to help you work with full confidence and peace of mind.

Keep your project private

Restrict who can see your project and send you proposals. Invite only specific freelancers to view your project.

NDAs and IP protection

Our T&C include a default confidentiality clause that protects your IP and NDA for added protection before disclosing project details.

Kolabtree ensures the safety and security of your payments, personal information and project details. Kolabtree’s T&C include a default confidentiality and NDA clause.

You will receive detailed proposals directly from Kolabtree. These proposals will include a comprehensive Statement of Work (SOW), project fees, milestones and deadlines.

You can choose to pay either a fixed or an hourly fee based on your scope of work. Pre-pay for the next milestone. You have to approve the deliverables only if the quality meets your expectations. If you aren't happy, we'll refund your money.

Kolabtree will share multiple quotations for your project. You have the freedom to accept the quote that aligns with your project requirement and budget. You can get in touch with us if you want to discuss the fee.

Our T&C include a default confidentiality clause that protects your IP and NDA for added protection.

Why Kolabtree

Contact experts directly

Speak directly with freelancers and explain your requirements.

100% satisfaction guaranteed

You have to approve the deliverables only if quality meets your expectations. If you aren't happy, we'll refund your money.

Project Management

Keep track of files and conversations in the user-friendly Workspace.

Flexible, secure payments

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Post your Project (Free)

Your project details are safe, secure and visible only to logged-in users.

2

Get Quotes & Choose Experts

Discuss your requirements in detail with the experts before accepting the final statement of work from Kolabtree.

3

Collaborate

Pre-pay for your project and work with the expert to get your desired output. Keep track of files and conversations in the user-friendly Workspace.

4

Job Done!

Approve the deliverables once you're satisfied with the job done.