Top Freelance Environmental Engineering and Technology Experts For Hire

Dr. Chairul M.

Mining Engineering Researcher | TBM, Geomechanics & Scientific Publication Specialist
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USD 30/hr
Doctorate
Indonesia

Chairul Salam M. is a researcher specializing in data-driven geomechanics and intelligent underground excavation systems, integrating physics-b...

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USD 30/hr
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Dr. Madhumita S.

Hydrologist | GIS, Remote sensing and Groundwater Modelling
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USD 35/hr
PhD
India

I am a hydrologist with a strong interest in applying GIS and remote sensing techniques to solve real-world environmental and agricultural prob...

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USD 35/hr
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Dr. REZA M.

Senior Environmental Consultant | PhD | Wastewater Process Design & Bio-Tech Expert
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USD 100/hr
Post-Doctoral Research Fellowship
Canada

I am a Senior Environmental Engineering Consultant and former University Associate Professor with over 20 years of experience in water and wast...

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USD 100/hr
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Dr. Maxime L.

Innovation & Life Science & Environmental Sciences Expert
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USD 35/hr
DU Animal Experimentation
France

Innovation & Life Science & Environmental Sciences Expert

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USD 35/hr
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Gideon A.

Academic Research Writer | Literature Reviews | Data Analysis | Technical & Product Review Writer
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USD 25/hr
B. Tech
Nigeria

I am a project manager and research writer with experience in supplement and medical product reviews, blog writing, and technical content. My w...

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USD 25/hr
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Minakshi S.

Scientific Writer | Expert in Chemistry, Bioethanol Research, and Regulatory Documentation | 5+ Years in Pharma R&D
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USD 25/hr
MSc
India

I offer scientific writing services with 5+ years of experience in pharmaceutical R&D and PhD research in 2G bioethanol. I specialize in ma...

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USD 25/hr
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Sasidhar K.

PhD Researcher | Waste-to-Energy Systems | Process Engineering | Pyrolysis, AD & Sustainability Analysis
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USD 40/hr
MSc Environmental Engineering
Germany

Process engineer and PhD researcher (thesis submitted) with 4+ years of experience in waste-to-energy systems, reactor engineering, and sustain...

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USD 40/hr
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Dr. Nandini D.

Environmental Science PhD | Scientific Consulting, Manuscript Editing & COMSOL Modeling
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USD 65/hr
Masters in Environmental Science and Engineering
India

I am a PhD-qualified environmental scientist and engineer from IIT Bombay, specializing in water disinfection, nanocomposite membrane technolog...

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USD 65/hr
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Harsha D.

Research Scholar | Electrochemical Engineering | Water Electrolysis | Scientific Writing
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USD 10/hr
Process Control (Chemical Engineering)
India

Chemical Engineering Research Scholar with extensive experience in energy materials, sustainable technologies, and advanced materials research....

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USD 10/hr
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Veronica N.

Clean Energy & Sustainability Researcher | Advanced Data Analysis using MATLAB, Python, SPSS, AMOS & Excel
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USD 60/hr
Double Degree in Agricutural Engineering
Kenya

I am a Clean Energy and Sustainability Researcher with over a decade of experience in renewable energy systems modelling, industrial decarboniz...

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USD 60/hr
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Dr. Rahul S.

Writing, Proofreading, Editing & Formatting Specialist
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USD 16/hr
PhD
India

Hi, I’m Dr. Rahul, a PhD professional helping with writing, editing, proofreading, and document formatting (Microsoft Word, Microsoft PowerPoin...

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USD 16/hr
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Dr. Anirban C.

Chemical Engineer | Postdoctoral Researcher in Photocatalysis & Electrocatalysis | CO₂ Conversion, Biomass Valorizat...
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USD 20/hr
PhD in Chemical Engineering
India

Dr. Anirban Chowdhury is a chemical engineer and materials scientist with postdoctoral experience at Hong Kong Baptist University, specializing...

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USD 20/hr
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Dr. Ebenezer Jacob Dhas D.

Mechanical Engineering Academic & Publication Consultant | Manuscript Peer Review, Grant Writing,
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USD 100/hr
M.E (Engineering Design)
India

Mechanical Engineering Academic & Research Consultant ​Results-oriented Assistant Professor with over 13 years of extensive experience in t...

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USD 100/hr
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Dr. Mriduta S.

Expert Research Writer (PhD) I Manuscripts, Reviews, and Scientific Editing
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USD 50/hr
PhD
India

I am a PhD-qualified researcher with strong expertise in academic writing, editing, and scientific communication....I specialize in transforming complex research ideas into clear, structured, and publication-ready manuscripts...

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USD 50/hr
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Dr. Zulfiqar A.

Academic Research Consultant | PhD in Soil & Environmental Sciences | Scientific Writing & Grant Proposal Expert
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USD 50/hr
Ph.D.
France

My research interests focus on environmental microbiology and microbial biotechnology for sustainable environmental management. I investigate b...

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USD 50/hr
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Dr. Zohal S.

Postdoctoral Researcher | Energy & Catalysis Expert | Petroleum, Petrochemical & Refinery R&D | Nanomaterial...
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USD 60/hr
Postdocs in Applied Chemistry
Iran

I am a Postdoctoral Researcher in Chemistry with expertise in energy technologies, heterogeneous catalysis, nanomaterials, petroleum refining, ...

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USD 60/hr
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Ahmed T.

Scientific Researcher & Data Visualization Expert | Origin Lab, and Technical Writing
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USD 20/hr

# Associate Professor | Environmental Scientist | Nanotechnology Research Consultant | Scientific Writer I am an Associate Professor and Fulbr...

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USD 20/hr
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KEVEN G.

Food Scientist helping food & beverage companies develop products, implement HACCP systems and improve manufacturing...
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USD 50/hr
Master in Environmental Technological Chemistry
Cape Verde

I am a Food Scientist, Brewing Technologist and Food Safety Consultant with extensive experience in the food and beverage industry. As the fou...

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USD 50/hr
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Dr. Dr Kris A.

PhD level chemical engineer with full stack software development skills.
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USD 50/hr
PhD Chemical Engineering
United Kingdom

I have over 20 years of experience in the commercialisation of technologies in the petroleum and biofuels industries. For the past 7 years I ha...

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USD 50/hr
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Muhammad A.

Occupational Health, Safety & Environmental (HSE) Consultant | 15+ Years in ISO & OSHA Compliance
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USD 50/hr
Masters of Science
Pakistan

I’m a seasoned Occupational Health, Safety & Environmental (HSE) Consultant with over 15 years of hands-on experience helping organizations...

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USD 50/hr
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Dr. Wagari M.

PhD Hydrogeologist | Groundwater Modeling, GIS & Hydrogeochemistry Consultant | other Academia/education
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Ph.D
Ethiopia

PhD Hydrogeologist and Environmental Engineer with 10+ years of expertise in groundwater hydrology, hydrogeochemistry, and environmental isotop...

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Dr. Thomas C.

PhD Chemical Engineer | Scientific Consultant | Technical Writer | STEM Educator
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USD 55/hr
PhD Chemical Engineering
France

I am a PhD graduate in Chemical Engineering with experience in academic research, industrial process engineering, higher education, and seconda...

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USD 55/hr
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Dr. Muhammad Umar F.

Environmental Consultant | Nanotech & Analytical Chemistry | AI & Stat Expert | Research & Technical Writing...
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USD 96/hr
PhD
Saudi Arabia

Senior Environmental Scientist, Consultant and Researcher with over 15 years of experience in environmental science, environmental engineering,...

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USD 96/hr
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Dr. Raja Armughan A.

Molecular Dynamics Simulation & Modeling Specialist | Chemical Process Engineering Gaussian | CP2K | LAMMPS |
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USD 49/hr
PhD
Germany

I am a PhD candidate in Chemical Engineering at RWTH Aachen University, with a strong academic background from Imperial College London (MSc) an...

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USD 49/hr
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Dr. Kandarp B.

PhD Microbiology | Scientific Writer, Editor & Research Mentor | 17+ Yrs in Life Sciences & Multidisciplinary Re...
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USD 35/hr
PhD
India

I am a PhD in Microbiology with 17+ years of experience in scientific writing, editing, and research mentoring across life sciences and multidi...

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USD 35/hr
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Hire top environmental engineering and technology consultants with expertise in wastewater treatment, environmental impact assessment, and more. Kolabtree is the world's largest platform for hiring trusted freelance scientists and consultants.

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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.

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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.

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

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