Vladimir Grega - Design Engineer (freelance)

Recommended expert

Sindelfingen, Germany

Experience

May 2024 - Feb 2025

10 months

Design Engineer (freelance)

BITZER Kühlmaschinenbau GmbH

As part of the development of a new series of screw compressors with a special focus on designing a new electrical junction box:
Took over the analysis of design requirements, relevant documents, and CAD data
Developed a well-thought-out concept for designing the electrical junction box
Considered technical, economic, and safety requirements
Ensured compliance with safety regulations and IP protection requirements
Followed design guidelines and considered ease of assembly and user-friendliness
Accounted for UL certification, plastic injection molding-optimized design using Siemens NX, supplier requirements, cost-effectiveness, and scalability for the entire series
Then precisely and purposefully implemented the design based on the developed concept

Dec 2023 - May 2024

6 months

Mechanical Design Engineer (freelance)

helag electronic GmbH

Development of the mechanical function of plastic parts and assemblies
Plastic-compatible design according to STRAK guidelines using CATIA V5
Consideration of requirements such as water tightness and tactile feel

Mar 2023 - Dec 2023

10 months

External CAD Designer and Development Engineer (freelance)

BRIGHT Testing GmbH

Developed and designed test rigs according to customer specifications and internal requirements using Siemens NX
Designed a lab test rig for torsion play and displacement force of commercial vehicle steering spindles
Optimized a noise test rig and a brake force testing device
Developed the drive concept for a variable-load test bench and for internal development projects
3D and 2D design of parts and assemblies with Siemens NX according to internal and external design standards, including geometric tolerances and FEM calculations
Designed tooling according to customer-specific requirements, such as equipment for series assembly of doors and active spoilers for new MB AG model series

Oct 2022 - Feb 2023

5 months

CAD Designer for Plastic Injection Molding (freelance)

HBPO GmbH

Development and design in the area of front-end modules for Mercedes-Benz Group AG
Detailed design of front-end carriers using Siemens NX
Participation in coordination meetings with customers
Development of design proposals and variants
Creation and modification of 3D CAD models
Preparation of presentations and protocol documents

Nov 2021 - Oct 2022

1 year

Senior CAD Designer (temporary assignment)

Via Dienstleister

Development and design of vehicle rear comfort seat structures for Lear Corporation during the project acquisition for the Mercedes-Benz V-Class
Detailed design of individual parts and assemblies considering weight and cost targets
Coordinating and allocating design tasks within the team
Ensuring data quality for individual components and assemblies (across locations)
Maintaining data in directories and the PLM system
Participation in meetings with the customer and suppliers
Coordinating data transfers between company locations and to suppliers

Oct 2017 - Aug 2021

3 years 11 months

NX Designer (freelance)

Flex Automotive GmbH

Performing design and development tasks in the area of vehicle interior, roof control units and control panels as lead designer for a vehicle series
Participating in coordination meetings with customers and suppliers
Contributing to the definition of design surfaces with the OEM, considering installation and aesthetic requirements as well as the functionality of roof control panels
Helping to define the size and placement of illuminated symbols, the main release direction, draft angles, gap dimensions, and taking into account production and tooling requirements
Developing solution proposals and creating presentations with options for internal and external decision-makers
Building a linked assembly structure with all common interfaces in a skeleton model in the Siemens NX CAD system using the top-down modeling method
Creating 3D data sets of each component and optimizing them in close cooperation with the toolmaker, assembly, and lighting technology team
Carrying activities through to production readiness
Producing 2D single-part and assembly drawings according to customer and company guidelines in close coordination with the measurement lab and quality managers
Performing tolerance calculations for gap and flush dimensions as well as functional dimensions
Assisting in the analysis of measurement reports, creating sample test reports, and change sheets

Jul 2016 - Mar 2017

9 months

Design Engineer (freelance)

Vorwerk Elektrowerke GmbH & Co. KG

Design work for the series support of Kobold vacuum cleaners and SP600 floor cleaners
Designing plastic injection-molded parts with Siemens NX

Dec 2015 - Jun 2016

7 months

Development Engineer

WITTENSTEIN bastian GmbH

Developing a concept for a Wolfrom planetary gearbox
Designing a roller chain gearbox
Designing gearbox housing, shaft, and seal using Siemens NX
Creating 3D models and deriving manufacturing-ready drawings
Assisting in updating a hall layout

Jul 2013 - Nov 2015

2 years 5 months

Designer / Developer / Component Owner

Via Dienstleister

Creating CAD data and maintaining parts lists for transmission oil cooler lines of the M/R/GL class for Daimler AG in the MB-Cars division
Conducting problem analyses, defining corrective actions, and preparing decision proposals
Coordinating details with departments responsible for adjacent assemblies (complete vehicles, producibility, and quality assurance)
Aligning and tracking the schedule for time-critical parts
Leading coordination meetings with development and series suppliers and supporting project teams
Designing with Siemens NX and CATIA V5
Providing regular reports to supervisors

Aug 2009 - Jun 2013

3 years 11 months

Designer (temp assignment)

Via Dienstleister

Carrying out development activities in engine packaging, project management, and series support for Daimler AG, MB-Vans division
Creating CAD data, parts lists, presentations, and overviews, and coordinating details with those responsible for adjacent assemblies
New design and further development of transmission oil cooler lines for the NCV3 (Sprinter) and VS20 (Viano) series
Design work in the cooperation project with Renault S.A.S.
Participating in internal coordination meetings and communicating with suppliers
Preparing approvals and taking part in testing activities
Creating concept drafts considering functional, packaging, service, and assembly requirements in engine integration
Attending trainings: Engineering Client, basics of the product overview and Digital KEM, Approval Workflow

Jan 2005 - Aug 2009

4 years 8 months

Development Engineer and Design Engineer (Freelance)

thyssenkrupp Presta AG

Responsible for series support for model series W203 (C-Class), R171 (SLK), W211 (E-Class), C219 (CLS), W221 (S-Class), R230 (SL), W220 (S-Class), W240 (Maybach), and R199 (SLR) for Daimler AG
Development of the model update for steering gears for series BR221 (Vario steering gear and ECO), BR230 (Vario steering gear), and BR211
Support in project acquisition for steering gears BR212 (E-Class) and BR231
Transfer of the customer's kinematic model and implementation into the geometric design of prototype steering gears
Creation of 3D models, assembly models, and drawing derivations using CATIA V5
Various changes in series projects, implementation of customer requests and optimizations based on quality issues and tolerance considerations
Creation of variants of series prototypes, bill of materials and drawing changes
Development of steering gear variants using innovative ideas, processes and materials through packaging and benchmark studies
Coordination of prototype production with suppliers, creation of drawings and structuring of bills of materials in the PLM system
Presentation to decision makers
Preparation of inquiry documents for suppliers of gear calculations for Vario steering gears and implementation of new ratios into 3D/2D documentation as well as adjustment of bills of materials in the PLM system
Drawing coordination sessions with component suppliers

Aug 2002 - Dec 2004

2 years 5 months

Design Engineer

Mercedes-Benz Engineering s.r.o.

3D/2D design in CATIA V4 and V5
Tolerance calculations and component optimization using FEM and Smaragd
Component development for CVT transmissions and steering gears
Various oil pan modifications and bracket optimization
Work on the driving simulator

Skills

It Skills As Of 04/2025

Catia V4 ++++
Catia V5 ++++
Siemens Nx ++++
Solidworks ++
Smaragd ++++
Dialog +++
Teamcenter +++
Ectr (Sap Engineering Control Center) +++
Agile Plm +++
Fem Analysis +++

Skills And Attributes

Experience In Designing And Developing Plastic Injection-molded Parts, Permanent Mold And Die-cast Parts
Specialization In Sheet Metal Bending And Forming Parts, As Well As In Metal Machining
Experience In Designing Interior Components Such As Seats, Trims, Etc.
Experience In Developing Hydraulic Rack-and-pinion Steering Systems
Development Of Mechanical Functions For Automotive Interior Components And Front-end Modules
Skills In Gearbox Design And Linear Technology
Independent Development Of Household Appliances And Test Stands
Process Optimization
Creating Presentations And Protocol Documents
Coordinating And Allocating Design Tasks Within A Team
Coordinating Data Transfers Between Locations And Suppliers