yahya zahra, Chemical engineer

yahya zahra

Chemical engineer

Technical and Scientific Research Association (ARTS)

Location
France
Education
Doctorate, Polymers, aging, physico-chemical characterization
Experience
16 years, 2 Months

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Work Experience

Total years of experience :16 years, 2 Months

Chemical engineer at Technical and Scientific Research Association (ARTS)
  • France
  • My current job since December 2012

Supervised technicians and trainees on technical and scientific aspects - multiple projects on aged materials:
- Studying the aging of coatings applied on buried pipe used in nuclear field.
- Corrosion, water uptake, lifetime estimation, analysis (molecular and mechanical scales)
- Proposing coatings for a specific application according to specifications and budget
- Negotiations with manufacturers in terms of time and coasts
- Teaching in laboratory for steel tensile test (construction field)
- Resins synthesis for chemical modifications during exposure
- Managing interns (engineer undergraduate) for chemical engineering projects

Coating engineer and insulations at Technip
  • France
  • My current job since May 2014

- Define and update coating/insulation construction plans,
- Coordinate and instruct the construction contractor's work execution, ensuring compliance with applicable specifications.
- Supervise the measurement of the quantity of work executed by the contractor and monitor the progress and the compliance with the established schedule.
- Improve corrective actions, where necessary.
- Solve cases of nonconformity.

Chemical Engineer R&D polymers, coatings and paints at EDF R&D
  • France
  • October 2009 to November 2012

Influence of Epoxy’s network structure on aging behavior of coatings in nuclear field.
Supervised technicians and trainees on technical and scientific aspects:
- Establish chemical mechanisms of aging, analysis with DSC, FTIR, ATG, UV, DMA, GPC, and HPLC/HRSM.
- Kinetic modeling and simulation of experimental results.
- Contributed in various Kaizan events to improve the processes and increase productivity by 22%.
- Finding aging tracer inside the coatings after thermal and radio exposure.
- International communications with EPRI, TEPCO and many conferences.

Education, unité de recherche scientifique at Ecole Nationale des ARTS et Métiers
  • France
  • September 2009 to November 2009

R&D engineer, Studying aging mechanism of polymers under thermal and radio exposure

Paints manufacturing at CASTELLNO
  • France
  • October 2008 to June 2009

- Formulation improvements for antifouling paints, marine coatings and aeronautics.
- QC of production and production planning.
- Colors reproduction with AFNOR, universel clolors and RAL standards.
-Raw materials procurement.
- Production team manager (6 persons).

Silicone prodcuts for anti-adherence coating, rubber, automotive at Bluestar Silicones
  • France
  • February 2008 to September 2008

Internship for engineer diploma: improve of formulations for silicone emulsions, in term of reactivity by catalyze, performance and surfactants, for anti-adherent paper for food contact - Coating application method, surfactants, emulsions, catalyze, polymerization.

Education

Doctorate, Polymers, aging, physico-chemical characterization
  • at Ecole nationale supérieure des ARTS et Métiers
  • November 2012
Master's degree, Chemical Engineer for Chemical Formulations (Paints, adhesifs, cosmetics)
  • at ITeCh
  • September 2008

Specialties & Skills

Manufacturing Planning
Supply Chain Management
Customer Service
Team Management
R&D laboratory
Management
Polymer
Mechanical behavior of polymer
negociations

Languages

Arabic
Expert
French
Expert
English
Expert

Training and Certifications

none (Certificate)
Date Attended:
February 2012
Valid Until:
February 2012
none (Certificate)
Date Attended:
October 2011
Valid Until:
October 2011
none (Certificate)
Date Attended:
April 2012
Valid Until:
April 2012
none (Certificate)
Date Attended:
July 2011
Valid Until:
July 2011
none (Certificate)
Date Attended:
March 2012
Valid Until:
March 2012