Wastewater Treatment Experts in Germany
in minutes from over 15,000 CVs with the power of AIHire experts who design, optimize, and support wastewater treatment plants, process water lines, and sludge handling systems. They work on aeration, clarification, filtration, disinfection, and compliance-driven upgrades. Get fast, precise matching with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used Wastewater Treatment
Tobias Knebel
Last position:
Owner / Self-employed at LocalConnect
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- Faster recruitment of qualified staff
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- Recruiting campaigns for new staff
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Over Díaz
Last position:
Senior Quality Manager at Denys GmbH
- Responsible for quality assurance (QA/QC), as-built documentation and audit planning
- Coordinating inspection of open trench and trenchless construction work (HDD, microtunneling)
- Quality control of HDPE pipe welding, conducting quality tests, pigging, pipe calibration and leak testing (pipe diameters 50–500 mm)
- Ensuring compliance with highest safety, environmental and quality standards
Wolfgang Steiner
Last position:
Software Developer / Aviation Commissioning Engineer at Vakuum Schmelze Hanau
- Development of automation software and commissioning of a pneumatic press for processing electrical sheet stator cores, including KUKA robot handling, process monitoring, and connected measurement systems for quality inspection and sorting.
Hans-Werner Mahlke
Last position:
Project Management Green Steel at Saar Stahl
- Conversion of furnace heating from coke gas to natural gas and subsequent changeover to a natural gas/hydrogen blend
- Utility supply and piping work (compressed air, cooling water, gas supply, electrical installation)
- Procurement and negotiations with suppliers
- Reporting to management
- Creation of layouts and project plans in MS Project
- Budget planning and monitoring
- Creation of various requirement and specification documents
- Topics: steel production, blast furnace, rolling mill, gas burner, hydrogen
Michael König
Last position:
Atruvia AG
- Further development of framework components and services in the Enterprise Banking Control Platform (EGP Framework), a set of cross-cutting libraries and services for all bounded context scopes of the platform.
- Migration from Java 17 to Java 21 and from Spring Boot 3.2 to 3.4 in about 80 library and service repositories (updating Maven POMs, Dockerfiles, Jenkins pipelines, source code migration, test updates).
- Writing unit and integration tests with JUnit and JGiven.
- Performing and analyzing performance measurements with Dynatrace.
- Enhancing multi-stage CI/CD pipelines (unit tests, security analyses, Docker builds, Harbor deployments, ...).
- Tech stack used: Java (90%), Python (10%), Spring Boot, JPA/Hibernate, JGiven, OpenAPI, Camunda 7, Podman, OpenShift/Kubernetes, Oracle DB, SonarQube, Dynatrace, Jenkins, Harbor, Bitbucket, Jira, Confluence.
Kimia Akbari
Last position:
Researcher, Bachelor’s Thesis at Kharazmi University
Finalizing a comprehensive review article under the supervision of Dr. L. Karami titled "Challenges and Limitations of Computational Methods in Protein-Ligand Interaction Prediction."
Critically analyzing the evolution from classical docking and MD simulations to AI-driven models.
Focusing on scoring function inaccuracies, protein dynamics, and the necessity of interpretability through Explainable AI (XAI).
Mwafak Kabbani
Last position:
Project Manager at Public Work Authority/AECOM
- Successfully managed project engineering roles for several large-scale governmental infrastructure projects valued at over USD 400 million, including design, construction, and handover phases for the FIFA World Cup Qatar 2022.
- Oversaw project management, execution, and coordination, including project planning, design review, material approval, progress monitoring, procurement oversight, and cash flow management.
- Ensured fulfillment of contractual obligations through smooth project implementation within schedule, thoroughly reviewing Contractor’s procedures, practices, material submittals, and method statements.
- Reviewed engineering deliverables and initiated corrective actions throughout the project lifecycle.
- Recruited and managed consultant and contractor teams, regularly monitoring their performance.
- Evaluated tenders, prepared evaluation reports to finalize supervisory consultants, and developed professional service agreements.
- Arranged regular progress and design coordination meetings.
- Reviewed Contractor’s variations, financial claims, and extensions of time.
- Coordinated with other government entities and stakeholders.
Keith Singoro
Last position:
Project Engineer at Sweco GmbH
- Quality control inspections – most notably for an expansive two-kilometre wastewater treatment system including over 20 inspection shafts.
- Budget oversight of multi-million-euro construction projects.
- Concurrent planning of small-scale construction measures and drafting technical reports.
- Reoriented the documentation and record-keeping process of critical documents at a team-wide level.
Günter Grabosch
Last position:
Infrastructure Manager at MCPV Nederland BV
- Creating technical specifications for tenders
- Many years of experience in technology, compressed air supply, ultrapure water production, wastewater treatment, process gas supply, process, product and exhaust gas treatment, heat/cold recovery, cooling water supply
- Developing the facility supply matrix
- Developing water balance and energy flow diagrams
- Coordinating between R&D and production teams
Ron Van Cann
Last position:
Fleet Manager & Fleet Director at BSM Deutschland & VBSK
- Managing a fleet of Bulker, Container Vessels, Chemical, Oil Crude and Product tankers, an Asphalt tanker, a LNG Bunker vessel and Offshore Windpark vessels
- Managing 3 fleet teams: a Dry Fleet (Container-, Bulker vessels), a Wet Fleet (oil/chemical/crude and gas tanker vessels) and an Offshore fleet (sov’s)
- In contact with the owners, class, oil mayors, flag state, unions, insurance companies & vessel crew
- Responsible for performance of the fleet
- Incident investigation where required
Alexander Hafner
Last position:
Freelancer & Owner at Hilex GmbH & Co. KG
- Responsible for planning, realization and support of complex industrial automation and building projects
- Experience with building systems and technical equipment from various manufacturers and industries
- Building automation: heating, ventilation and air conditioning, lighting and shading, security (alarm, access, video), energy management and smart home systems, building control and bus systems (e.g. KNX)
- Process and industrial plants: pipeline systems, sewage treatment plants, cross-transfer and lifting systems, pellet systems, friction heating systems, ventilation systems, dough mixing plant
- Robotics: handling robots from Fanuc, ABB, KUKA
- Special systems: painting application systems, feeding and destacking systems
- Automotive projects: implementation of three battery production lines for BMW in Germany and one production line in Hungary
Ayushi Joshi
Last position:
Research Associate / Project Engineer at GSU Gesellschaft für Sicherheits- und Umwelttechniken mbH
- Sample preparation according to VDI 3866 and VDI 3492
- Performing analyses according to VDI 3492
- Quality assurance and compliance with safety standards
- Documentation and reporting
Ossama Dreibati
Last position:
FE Simulation and Design at Self-employed
- Design and development of charging inlets for megawatt charging systems
- Development of strategies for applying AI in mechanical engineering
- Concept development of inductive charging systems for autonomous vehicles in industrial environments
- Creating concepts for electronically controlled safety brakes for elevators
- Development of power generators with and without iron cores (output below 1 kV)
- Development of solutions for marking plastic and stainless steel components
- Development of various brackets in compliance with EHEDG guidelines
- Requirement management using JAMA
- Simulation of the strength behavior of wastewater treatment plants
- FE optimization simulation of equipment behavior under vibration loads using ANSYS
- Maintenance of bills of materials and databases
- Development of various opto-mechanical systems
- Distance measurement and safety light curtains
- Rapid prototyping methods like 3D printing, SLS, liquid silicone, STL
- Development of modules and connection techniques for integrating power supply and data management units onto PCBs
- Development of shielding elements for industrial equipment
- Implementation of design solutions for connecting PCBs with plugs or cables
- Development of busbars to meet ESD requirements
- Development of fasteners made of V4A steels with clinching, crimping, and/or riveting options for hygienic requirements
- Development of 2K injection molded parts and compressed elastomers
- Development of cable glands made of V4A stainless steel for hygienic requirements
- Development of devices with optical and electronic modules
- Conducting qualification tests (temperature cycling, leak tightness, climate tests, etc.)
- Conducting process and design FMEA
- Development according to agile processes
- Material-appropriate design for chemical resistance (cleaning and disinfecting agents)
- Optimization of injection molded parts for ultrasonic and laser welding
- Investigation of the influence of marking methods (laser marking, electrolytic marking) on part resistance to chemicals
- Corrosion assessment and investigation of stainless steel parts
- Design of parts for machining from welded semifinished products (V4A stainless steels)
- Development of parts made of metallic materials for wireless power transfer devices (CAD: Creo Parametric)
- Creating drawings and models for clients
- FE analysis of the behavior of elastomer seals including installation (CAE: ANSYS)
- Design and development of glass-to-V4A stainless steel connections according to EHEDG guidelines
- Implementation of design solutions for joining similar and dissimilar materials (adhesive bonding, welding, snap hooks) using CAD: Creo Direct Modeling and SolidWorks
- Equipment design for the pharmaceutical and food industries using FDA-approved materials and according to EHEDG guidelines (CAD: Creo Direct Modeling, SolidWorks)
- FE analysis of the effect of temperature on plastic assemblies (CAE: ANSYS)
- Further development of a tool for FE calculation of additive manufacturing (laser sintering process) (CAE: CalculiX)
- Consulting and services in the field of CAD & CAE engineering
- Further development of FE systems for analyzing component strength and topology optimization
- Further development and implementation of an indicator lamp from electrical, optical and mechanical components for integration into a safety module (CAD: Creo Direct Modeling)
- FE simulation to investigate assembly tightness and optimize seals (CAE: ANSYS)
Saran Raju
Last position:
Product Manager at Seven.One Entertainment GmBH
- B2B media streaming platform part of ProSiebenSat.1 Media with millions of users
- Built and shipped a multi-tenant video streaming B2B platform and onboarded 7 TV channels to the platform
- End-to-end ownership for multiple TV channel onboardings into the platform
- Owned the display ad feature which is expected to increase ad revenue by 10%
- Owned the integration of a promo-teaser feature focusing on improving user engagement and retention
- Performed multiple root-cause analyses and increased average video view time by 12%
- Introduced a third-party user survey tool implemented as a high-priority feature to increase NPS
- Introduced a bit rate metric to monitor video quality
- Performed all expected product roles ranging from organizing and brainstorming to conducting product ceremonies
- Conducted high-level roadmap planning and prioritization of features
Oliver Bolk
Last position:
Owner of engineering and expert consulting office at Lackfabrik Karl Wörwag
- Technical project management in a process engineering environment
- Operational leadership of around 20 application technicians
- Services for all areas of plant engineering and process technology, including procurement, negotiation, and supplier management
- Paint process consulting/assessment
- Introduction of a regional customer support structure
- Process engineering consulting/project management for water treatment in various industries
- Environmental consulting/services for industrial wastewater treatment
- Analysis/optimization of production processes
- Paint technology consulting for all substrates in all industries
Discover over 15,000 top freelancers
Statistics of experts using Wastewater Treatment
Aggregated from the professional profiles of matched freelancers.
Experience
27 years
Position duration
4.3 years
Positions per freelancer
10
Top business areas
Operations, Project Management, Quality Assurance
Top industries
Utilities, Manufacturing, Automotive
Certification focus areas
Product Development, Information Technology, Quality Assurance
Bachelor's degree or higher
100%
Master's degree or higher
53%
Doctorate
27%
Certifications per freelancer
2
Most common languages
German, English, Spanish
Speak two or more languages
88%
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using Wastewater Treatment
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
What it covers Wastewater treatment turns dirty water into a controlled discharge or reuse stream. It appears in municipal sewage treatment plants, industrial effluent treatment, and water reuse projects. Strong specialists understand the full chain, from inlet loads to final discharge.
Core systems
- Screening, grit removal, and equalization
- Aeration, activated sludge, and biofilm stages
- Clarifiers, filtration, and disinfection
- Sludge thickening, dewatering, and handling
- SCADA, sensors, and process control
When to bring in help Companies look for freelance experts when a plant needs a retrofit, a process is unstable, or a permit issue demands quick action. Common cases include odor problems, high load changes, energy use reduction, and recovery after equipment failures. In Germany, this also comes up when local teams need extra support for documentation and site coordination.
What strong specialists do Good professionals read process data, spot bottlenecks, and make practical changes that fit the site. They know how to balance biology, hydraulics, mechanical equipment, and operator routines. They also write clear handover notes so plant teams can keep the system stable.
Skills around the work
- Process engineering for municipal and industrial plants
- P&ID reading and commissioning support
- Instrumentation, PLCs, and SCADA systems
- Sampling plans, lab data, and troubleshooting
- Safety, compliance, and reporting
How projects are staffed Wastewater treatment work often needs a mix of on-site checks and remote analysis. Site visits help with inspections, commissioning, and operator coaching, while remote work fits data review, reports, and design updates. The best freelancers switch between both without slowing the plant down.
Frequently asked questions
Everything clients usually want to know about Wastewater Treatment, in one place.
A strong wastewater treatment specialist helps keep a plant stable, compliant, and efficient. That can include process tuning, equipment checks, sludge handling, odor control, and support for upgrades or commissioning. The work may cover municipal sewage treatment or industrial effluent treatment, depending on the site.
Wastewater treatment is the broader term. Sewage treatment is one part of it and usually refers to municipal water from homes and businesses. Many projects also involve industrial wastewater, reuse water, or treated effluent with different load patterns and quality targets.
A solid wastewater treatment expert often brings process engineering, instrumentation, SCADA, and commissioning experience. Plant drawings, sampling plans, lab interpretation, and safety awareness are also common. For Germany-based work, clear documentation and site communication are especially useful.
It depends on the task, but wastewater treatment work is rarely a fit for generalists alone. Small troubleshooting tasks may need a specialist with hands-on plant experience, while retrofits and process changes need someone who has seen similar systems before. The more sensitive the plant or permit situation, the more specific the expertise should be.
Wastewater treatment is the common umbrella term, while effluent treatment often refers to a specific discharge stream, especially in industry. In practice, the core tools can overlap: aeration, clarification, filtration, and disinfection. The right specialist should know which term fits the plant and which process line is in scope.
Many wastewater treatment tasks can start remotely with drawings, trend data, and lab results. But site visits are important for inspections, commissioning, operator training, and fault finding on live equipment. Most strong projects use both, with clear planning for each phase.
A capable wastewater treatment professional explains plant behavior in practical terms, not just theory. Look for clear examples of process troubleshooting, retrofit support, and work with real operating data. Good specialists ask about influent quality, equipment limits, and operator routines before suggesting changes.
For wastewater treatment work in Germany, ask how the specialist handles German-language site documents, local coordination, and plant visits. It also helps to clarify whether the task is municipal, industrial, or reuse focused, and which systems are already in place. That gives you a better fit for the site and the team.
The average hourly rate of freelancers in Germany who have used Wastewater Treatment in their recent projects is 101 €, which corresponds to a daily rate of about 804 € based on an 8-hour working day.
Of the freelancers in Germany who have used Wastewater Treatment in their recent projects, 100% hold at least a Bachelor's degree, 53% hold at least a Master's degree, and 27% hold a doctorate.
On average, freelancers in Germany who have used Wastewater Treatment in their recent projects have 27 years of professional experience, with a single engagement typically lasting around 4.3 years.
The most common languages among freelancers in Germany who have used Wastewater Treatment in their recent projects are German (94%), English (88%), and Spanish (18%).
The most common industries among freelancers in Germany who have used Wastewater Treatment in their recent projects are Utilities (71%), Manufacturing (59%), and Automotive (53%).
The most common business areas among freelancers in Germany who have used Wastewater Treatment in their recent projects are Operations (88%), Project Management (88%), and Quality Assurance (71%).
Main locations of FRATCH Experts, who have recently used Wastewater Treatment
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
