RAFAEL CASQUERO DÍAZ

Experience

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  Private teaching

  Jan 2007 - Jan 2011

  Private teacher

  Teaching Maths, Physics, Chemistry and English to A level students.

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  RECASA - Recuperaciones Ecológicas Castellanas, S.A.

  Mar 2011 - Jun 2011

  Industrial waste water treatment controller of Recuperaciones Ecológicas Castellanas

  Waste-water treatment plant controlTasks:- Dangerous and non dangerous solid wastes analysis following ISO normatives in a laboratory.- Controlling physical and chemical parameters of waste-water in a laboratory.- Controlling a purification waste-water system (by the SCADA programme) which consisted of a Sequence Batch Reactor, cooling tower, air blowers, multi stage centrifugal pumps, sludge tanqs, drainage pipes and reservoirs.

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  Sika Services AG

  Jun 2014 - Dec 2014

  Trainee corporate product development engineer for sprayed concrete

  I was in charge of developing PDS and carrying out product market researchs.Another important task that I had to deal with was writing several kinds of technical documents that were used in any of Sika´s subsidiaries in order to improve Sika´s perception and understanding of products' characteristics for contractors and costumers. Achievements (examples):• Market research. (Prevalence sales detection of different admixtures per country)• Promoting 3D printing process with mortar, in collaboration with Technical University of Graz (Austria). (Writing internal reference articles).• Testing accelerator admixtures on laboratory and industrial scale for tunnel construction. (Detecting the optimal admixtures for specific purposes)• Providing technical advise in international meetings, regarding Accelerator admixtures and tunnel building processes. (Sika Colleagues acquired the know-how about these technologies). Show less

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  HeidelbergCement Hispania

  Sept 2015 - Dec 2022

  Building materials technical manager

  My main tasks were: Optimizing concrete mix designs decreasing production costs and improving technical performance. Controlling statistical compressive strength results. Production control of mortars according to CE standards. Production control of Aggregates according to CE standards (internal and external). Verification and calibration of laboratory equipment. Update of Declaration of Performance considering obtained results in an external laboratory). Achievements (examples):• Optimization of concrete mix designs reducing production costs. Developing laboratory Research and development tests and implementing them at industrial scale. (Savings 10 - 30k €/year per plant)• Maintenance of N marking standard (DOR) which belongs to the Spanish normalization association, it consisted on controlling and analizing compressive strength results. This standard provides a competitive advantage within the technical and comercial points of view. (Maintenance during 7 years without any issue).• Promotion of low carbon concrete with the objective to accomplish 2030 agenda goals. (25 to 45% CO2 footprint reduction).• Nonconformity detection and clients´ claim solving. (0 Nonconformities obtained during external audits regarding plants under my responsibility).• Contribution to decrease accident rate in concrete and aggregates´ production. Promoting interdependence concept among internal and external staff. Show less

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  Hutchinson

  Jun 2023 - Sept 2023

  Customer Quality Manager
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  AENOR

  Nov 2023 - now

  Técnico de certificación de producto - Áridos - Morteros - Hormigón

  My main tasks are: To provide technical and certification support to clients according to CE marking standards in the aggregates, concrete and mortars fields. To revise clients' files in order to advance in certification processes.