Mohsen Najah - CAD Design Engineer for Special Machinery

Recommended expert

Singen, Germany

Check rate

Experience

Oct 2023 - Dec 2023

3 months

Freelance CAD Designer

Thielmann Ucon GmbH

Design of an IBC container unloading station
Creation of manufacturing and detail drawings
Support for the purchasing team

Jan 2022 - Aug 2022

8 months

Freelance Plant Planner

KD-CAD GmbH

Design of piping systems connecting the incineration plant and the filter unit
Creation of manufacturing and detail drawings

Jul 2021 - Present

5 years 2 months

Freelance Mechanical Designer

Extrutec GmbH

Development and design of automated special machines for aluminum extrusion lines
Modeling and detailing
Creation of 2D layouts, 3D layouts, foundation plans, safety plans, pneumatics plans
Performing mechanical component calculations and drive design
Technical clarification with external suppliers (electrical partners and manufacturers)
Close collaboration with the team (design, purchasing, sales)
Meeting functional, budget, and deadline requirements
Supervising the manufacturing and commissioning of the machines
Supporting site personnel with technical questions
Occasional travel for site visits or production approvals
Examples of equipment: hot saw, cross conveyor, manipulator, chain magazine, etc.

Sep 2018 - Jun 2021

2 years 10 months

Full-time Designer

Sachs Engineering GmbH

Design, development, and calculation of assemblies and components
Coordination with adjacent departments
Working on old parts, equipment, or assemblies
Clarifying technical issues with customers and suppliers
Creating 3D models and drawings according to customer requirements
Adhering to specified guidelines, standards, and tolerances
Observing factory and DIN standards for the respective materials and components
Optimizing parts

Mar 2018 - Sep 2018

7 months

Full-time Mechanical Engineer

Aluminium Technik Weißenburg

Project management and work preparation for aluminum processing
Recording and handling complaints
Quality assurance

Nov 2011 - Dec 2014

3 years 2 months

Full-time Development Engineer

GET

Technical development and optimization of systems and components
Product development for customers based on specifications (design using aluminum profiles)
Managing prototypes from sketch to delivery
Technical coordination with external development partners
Procurement of equipment

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Manufacturing, Automotive, and Energy.

Manufacturing

Automotive

Energy

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Product Development, Procurement, Production, Quality Assurance, and Project Management.

Product Development

Procurement

Production

Quality Assurance

Project Management

Summary

Nowadays, about 70% of a product's total cost is determined by the development process.
Design and development of plants and components – from the first sketch to commissioning – in various application areas.
Working on old parts, equipment, or assemblies
Modifying and maintaining existing designs and continuously expanding them
Optimizing parts.

Skills

Solidworks
Inventor
Catia
Siemens Nx
Solid Edge
Autocad
Draftsight
Teamwork
Learning Ability
Ability To Handle Criticism
Creativity
Technical Aptitude
Analytical Skills
Motivation
Flexibility

Languages

Arabic

Native

German

Advanced

French

Advanced

English

Intermediate

Education

Jan 2016 - Feb 2018

University of Technology in Berlin

Master of Engineering · Mechanical Engineering · Berlin, Germany

Sep 2006 - Jul 2011

Eniso University in Tunisia

Diploma in Engineering · Mechatronics · Tunisia

Certifications & licenses

DraftSight

Designing for Welding

SolidWorks

Statistics

Experience

Total positions 6

Experience in Manufacturing 11.5 y

Avg length 2 y

Longest experience 5 y 1 m

Expertise

Recent roles Freelance CAD Designer, Freelance Plant Planner, Freelance Mechanical Designer

Main industries Manufacturing, Automotive, Energy

Main business areas Product Development, Procurement, Production

Qualifications

Highest degree Master

Certifications earned 4

Profile

Created

April 2025

Last Update

April 2026

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Frequently asked questions

Have questions? Find more information here.

Mohsen is based in Singen, Germany and can operate in on-site, hybrid, and remote work models.

Mohsen speaks the following languages: Arabic (Native), German (Advanced), French (Advanced), English (Intermediate).

Mohsen has at least 12 years of experience. During this time, Mohsen has worked in at least 6 different roles and for 6 different companies. The average length of individual experience is 2 years and 11 months. Note that Mohsen may not have shared all experience and actually has more experience.

Based on recent experience, Mohsen would be well-suited for roles such as: Freelance CAD Designer, Freelance Plant Planner, Freelance Mechanical Designer.

Mohsen's most recent position is Freelance CAD Designer at Thielmann Ucon GmbH.

In recent years, Mohsen has worked for Thielmann Ucon GmbH, KD-CAD GmbH, and Extrutec GmbH.

Mohsen is most experienced in industries like Manufacturing, Automotive, and Energy.

Mohsen is most experienced in business areas like Product Development, Procurement, and Production. Mohsen also has some experience in Quality Assurance and Project Management.

Mohsen has recently worked in industries like Manufacturing and Energy.

Mohsen has recently worked in business areas like Procurement, Product Development, and Production.

Mohsen holds a Master in Mechanical Engineering from University of Technology in Berlin and a Bachelor in Mechatronics from Eniso University in Tunisia.

Mohsen has 4 certificates. Among them, these include: DraftSight, QMF-Tüv, and Designing for Welding.

Mohsen is immediately available full-time for suitable projects.

Daily Rate Distribution

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The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000

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Daily rate avg. 890 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000

750

500

250

Median rate 920 €

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.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.