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Top Freelance Environmental Engineering and Technology Experts For Hire

Sandeep Kumar S.

Computational Materials Scientist | MD + DFT Expert | Alloys, MOFs, Zeolites & High-Throughput Workflows
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USD 15/hr
PhD
Japan

High Performance Computing, Molecular dynamics, DFT, Monte Carlo Simulations

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USD 15/hr
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Dr. Ridwan T.

Scientific Writer With 7+ Years of Experience | Data Scientist & Analyst | 40+ Top Journal Articles
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USD 50/hr
Ph.D.
Hong Kong

I am a Research Staff at the Hong Kong Polytechnic University (PolyU, ranked 54th globally), specializing in artificial intelligence and machi...

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USD 50/hr
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Noah Y.

Lead Geographic Analyst & NASA Fellow (Duke MS) | Expert in GIS, Remote Sensing & AI Training (RLHF)
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USD 55/hr
PhD in Biology (incomplete)
United States

I am a Lead Geographic Analyst and former NASA Fellow (Duke University MS, William & Mary BS) with over 12 years of experience in geospatia...

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USD 55/hr
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Sukanya S.

Chemist | Battery Materials, Electrochemistry & Advanced Materials Characterisation | 4 First-Author Publica...
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USD 29/hr
Nanoscience and nanotechnology
Germany

I am a PhD chemist and materials scientist at TU Clausthal, Germany, defending my doctoral thesis in May 2026. My research, funded by Volkswage...

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USD 29/hr
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Dr. Nikola K.

Senior Consultant – Polymer Materials | Formulation, Processing & Scale-Up | Performance & Sustainability
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USD 60/hr
PhD (Chemistry)
Spain

I help start-ups, SMEs, and manufacturers troubleshoot and solve complex material and processing challenges — from concept to industrial-scale ...

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USD 60/hr
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Dr. Mikelis D.

Dr.sc.ing in environmental engineering. Multiple years in project proposal evaluation (incl. Horizon) and preparation.
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USD 50/hr
Doctor degree in Environmental Engineering
Latvia

Skills: - Project Proposal Preparation/Consulting - Technical/Analytical Writing - Energy Sector Research & Analysis - Energy Efficiency C...

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USD 50/hr
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Muhammed A.

Chemical & Materials Science Engineer | Research Consultant | Thesis Writer & Scientific Publications
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USD 20/hr
Bachelors in Materials Science Engineering
Nigeria

I am a Chemical Engineer, Materials Science Engineer, and Research Consultant with...strong experience in scientific research, academic writing, thesis development, technical reporting, and publication...

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USD 20/hr
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Dr. Mfor Ebot A.

CFD Expert in Anaerobic Digestion & Bioreactor Design | ANSYS Fluent Specialist | Biogas System Optimization | Publi...
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USD 45/hr
PhD in Environmental Engineering
Japan

I am a postdoctoral researcher and environmental engineer specializing in computational fluid dynamics (CFD) simulation, anaerobic digestion sy...

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USD 45/hr
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Dr. Usha S.

Expert in Material Characterization, Nanoparticle Synthesis, and Technology Transfer.
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USD 9/hr
PhD
India

Highly accomplished PhD in Chemical Science with 15+ years of research and development experience specializing in nanotechnology-enhanced build...

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USD 9/hr
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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. Kris Anthony S.

PhD | Environmental Microbiologist | Anaerobic Digestion, Biomethane & Bioeconomy Skills and Training Expert.
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USD 60/hr
PhD Microbiology
Ireland

I am an environmental microbiologist with a PhD specialising in anaerobic digestion and microbial ecology, with hands-on experience in EU-funde...

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USD 60/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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Dr. Julio Cesar M.

Researcher & Consultant in Hydrogen Technologies with 10+ Years of Experience | SOFC | Thermodynamics | Energy Sy
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USD 35/hr
Doctorado
Mexico

Researcher and consultant with more than 10 years of experience in hydrogen technologies, thermodynamics, energy systems, and solid oxide fuel ...

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USD 35/hr
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Alexander T.

PhD Researcher | Remote Sensing & GeoAI | Earth Observation, ML/DL, Multidisciplinary
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USD 30/hr
M.sc in Geo-informatics
Israel

I am a PhD researcher in Environmental Engineering with expertise in remote sensing, GeoAI, machine learning, and deep learning for satellite d...

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USD 30/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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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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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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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

You can choose to pay either a fixed or an hourly fee based on your requirement.

How it works View full page
1

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.