Ossama Dreibati
Self-employed / FE simulation and design
Experience
Jan 2015 - Present
9 years 7 months Denzlingen, Germany
Self-employed / FE simulation and design
Various companies
- Designing and developing charging inlets for megawatt charging systems
- Developing strategies for AI applications in mechanical engineering
- Creating concepts for inductive charging systems for self-driving vehicles in industrial settings
- Drafting concepts for electronically controlled safety brakes for elevators
- Designing power generators with and without iron cores (power under 1 kV)
- Developing labeling solutions for plastic and stainless steel components
- Designing various mounting brackets following EHEDG guidelines
- Requirements management using JAMA
- Simulating strength behavior of wastewater treatment plants
- FE optimization simulation of device behavior under vibration loadings with ANSYS
- Maintaining bills of materials and databases
- Developing various opto-mechanical systems for distance measurement and safety light curtains
- Rapid prototyping like 3D printing, SLS, liquid silicone, STL
- Designing modules and connection methods to integrate power supply and data management units on PCBs
- Designing shielding elements for industrial equipment
- Implementing design solutions for connecting PCBs to each other or to connectors and cables
- Designing busbars to meet ESD requirements
- Designing fasteners
- Designing fasteners from V4A steels with clinch, crimp, and/or riveting options for use in hygienic equipment
- Developing 2K injection molded parts
- Designing stainless steel V4A cable glands for hygienic equipment
- Designing devices with optical and electronic modules
- Conducting qualification tests (temperature cycling, leak tests, climate tests, etc.)
- Performing process and design FMEA
- Development following agile processes
- Material-specific design for chemical resistance (cleaning and disinfecting agents)
- Optimizing injection molded parts for ultrasonic and laser welding
- Developing injection molded parts and compressed elastomers
- Studying the impact of marking methods (laser engraving and electrolytic marking) on part resistance to cleaning and disinfecting agents
- Corrosion evaluation and testing of stainless steel parts
- Machining-oriented part design from welded semi-finished products (V4A stainless steels)
- Designing metallic parts for wireless power transmission devices (CAD Creo Parametric)
- Creating drawings and models for clients
- FE analysis of elastomer seal behavior including installation (CAE ANSYS)
- Design and construction for bonding glass to stainless steel V4A per EHEDG guidelines
- Implementing design solutions for joining similar and dissimilar materials (adhesive bonding, welding, snap hooks) (CAD: Creo Direct Modeling and SolidWorks)
- Designing equipment for the pharmaceutical and food industries from FDA-approved materials and per EHEDG guidelines (CAD: Creo Direct Modeling and SolidWorks)
- FE analysis of temperature effects on plastic assemblies (CAE ANSYS)
- Enhancing a tool for FE analysis of additive manufacturing (laser sintering) (CAE CalculiX)
- CAD & CAE engineering consulting and services
- Improving FE systems for strength analysis and topology optimization
- Developing and implementing an indicator lamp made of electronic, optical, and mechanical components for safety modules in special machinery (injection molded parts) (CAD: Creo Direct Modeling)
- FE simulation to study assembly tightness and optimize seals (CAE ANSYS)
May 2013 - Dec 2015
2 years 8 months Freiburg im Breisgau, Germany
Research associate
Fraunhofer Institute for Mechanics of Materials IWM
- Studying metallurgy and strength of welds regarding residual stress formation
- Experimental work to generate material data for welding simulation (thermo-mechanical, physical and metallurgical data)
- Developing material models for welding simulation
- Performing numerical analyses of the welding process as single-step and full production chain
- Project management and coordination with other research institutes
- Optimizing welding processes to reduce distortion of parts, e.g., aluminum housings with active water cooling
- Representing the group in committees, conferences, and to project partners
- Designing test specimens to generate material data for crash simulations, e.g., from aluminum profiles and sheets
Jan 2009 - Apr 2013
4 years 4 months Cottbus, Germany
Research associate, Chair of Joining and Welding Technology
Brandenburg University of Technology Cottbus
- Research on thermo-metallurgical and mechanical simulation (physical and numerical) of local part properties. Funded project by the state of Brandenburg “Compression Technologies and Materials”
- Conducting material characterization tests under manufacturing conditions for various materials and welding methods like high-strength steels, creep-resistant steels, aluminum alloys, ceramics, etc.
- Developing methods to test refractory ceramics
- Developing a method to study hydrogen effects on welds, especially for laser beam welding
- Writing project proposals (DFG and DVS/FoStA)
- PhD on “Physical welding simulation of the cold crack susceptibility” (Dr.-Ing., summa cum laude)
- Developing a welding simulation tool during the PhD to assess cold crack risk in welds precisely.
Apr 2008 - Dec 2009
9 months Sindelfingen, Germany
Development engineer / designer
Autokabel Management GmbH
- Packaging space studies, examining engine bays of cars for new or modified units (CAD: CATIA V5)
- Project coordination and management, project development with other automotive suppliers
- Designing components for the start-stop vehicle system, e.g., copper alloy busbars, steel sheet brackets, connectors for electrical/electronic units, cable lugs, etc.
- Routing car cables in CATIA V5 (design and development of aluminum vehicle cables to reduce weight)
- Creating prototypes (STL parts) and initial sample components
- Client support
Aug 2007 - Mar 2008
8 months Fellbach, Germany
Development engineer
Encontec GmbH
- Developing and designing various vehicle components (CAD: Inventor and ProE)
- Developing a new generation of the exhaust aftertreatment conveyance module for diesel vehicles for Bosch GmbH
- Conducting tolerance analyses for various assemblies in automotive and plant engineering
- Client support
Feb 2007 - Aug 2007
7 months Waiblingen, Germany
Thesis
Robert Bosch GmbH
- Topic: “Development and implementation of a conveyance module assembly for exhaust aftertreatment in diesel vehicles regarding product quality”
- Designing a mini membrane pump from fiber-reinforced plastic (CAD: ProE)
- Developing an electric drive to control flow direction (CAE: Maxwell 2D)
- Building prototypes and testing functionality
- Liaising with suppliers
- The developed conveyance unit was patented at Bosch
Oct 2006 - Jan 2007
4 months Waiblingen, Germany
Internship
Robert Bosch GmbH
- Coordinating and building prototypes
- Drafting and implementing design improvements
- Liaising with suppliers
- Working in the SE team
- Maintaining bills of materials
Apr 1998 - Oct 2003
5 years 7 months Latakia, Syrian Arab Republic
Development engineer
Syriatelekom
- Service and commissioning of power conversion units and continuous power feeding systems
- Writing specifications for power supply, power conversion, and safety systems
Oct 1992 - Oct 1997
5 years 1 month Latakia, Syrian Arab Republic
Founder / designer
Small welding workshop
- Designing and assembling mobile units (e.g., tractor trailers, water tanks, plows) for agriculture.
Summary
- Construction, calculation, simulation, development, project management, testing, FMEA, plant engineering, vehicle technology, mechanical engineering, pressure vessel engineering, bodywork, assembly/joining technology, steel construction, research and teaching, materials engineering, welding technology, bonding, steel, plastics and composites
- Inventor, CATIA V5, Creo, Creo Direct Modeling, SolidWorks, Fusion 360, ANSYS, ABAQUS
- SYSWELD, Simufact, Linux and Windows.
Languages
Arabic
Native
German
Native
English
Advanced
Education
Jan 2009 - Jun 2014
BTU Cottbus-Senftenberg
Dr.-Ing. · Cottbus, Germany · summa cum laude
Oct 2003 - Jul 2007
TU Ilmenau
Dipl.-Ing. · Design engineering · Ilmenau, Germany
Oct 1992 - Oct 1997
Tichreen University
Bachelor · Production engineering · Latakia, Syrian Arab Republic
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