Job Summary The R&D Operator supports product development, product maintenance and raw-material evaluation through the accurate execution of laboratory trials, sample preparation, testing and technical documentation. The role provides reliable experimental data and practical support to R&D projects, validation activities and industrialization under the direction of the R&D Manager or Senior R&D Operator. Key responsibilities * Prepare samples, formulations, laboratory batches and test specimens according to approved trial plans, methods and safety instructions. * Perform assigned laboratory tests, characterization activities and comparative evaluations for development, reformulation, product-maintenance and raw-material-evaluation projects. * Record experimental conditions, raw data, observations, calculations and results accurately, contemporaneously and completely in approved project records or laboratory systems. * Maintain traceability of raw materials, samples, formulations, test specimens and retained project samples. * Support laboratory and plant trials by preparing materials, collecting data, documenting observations and completing assigned technical follow-up activities. * Support preparation of technical reports, data summaries, samples and documentation required for project reviews, validation and R&D-to-QC transfer. * Identify and promptly report unexpected experimental results, equipment issues, sample-identity concerns, safety risks, deviations from the trial plan or data-recording errors. * Maintain assigned R&D equipment, materials, reagents, workspaces and records in accordance with applicable laboratory, safety and document-control procedures. * Develop competence in the product families, materials, methods and equipment assigned by the R&D Manager; specialization in organic or inorganic product families may be assigned Decision authority * Executes only activities, methods and equipment operations for which trained and authorized. * May make routine adjustments explicitly permitted by an approved trial plan or method; all other changes require direction from the Senior R&D Operator or R&D Manager. * Escalate to a senior where safety, sample identity, equipment condition, test validity or data integrity is compromised. * Cannot approve formulas, technical conclusions, methods, specifications, transfer packages, project gates or production changes. Key interfaces * Senior R&D Operator, R&D Manager * Success measures * Timely and accurate execution of assigned trials and tests. * Completeness, traceability and right-first-time quality of experimental records. * Compliance with safety, trial, sample-management and equipment procedures. * Timely escalation of anomalies and effective upkeep of assigned laboratory areas. * Progression of individual technical qualification against the R&D competence matrix. Required qualifications and experience * Technical diploma in Chemistry, Industrial Chemistry, Laboratory Technology, Materials Science or related discipline; a degree is preferred but not mandatory where equivalent relevant experience is demonstrated. * 2 to 4 years’ experience in admixture laboratory (formulation, concrete trials, product improvement). Additional experience of Cement grinding aids will be considered a plus. * Basic knowledge or initial experience in laboratory testing, sample preparation, materials or product-related technical activities. * Ability to work in a structured laboratory environment with accuracy, discipline and respect for timelines. * Interest in developing knowledge of construction-chemical products, raw materials, test methods and industrial processes. Competencies Technical * Sample preparation, basic formulation work and laboratory test execution. * Accurate collection and recording of experimental data. * Basic use of authorized laboratory equipment and materials. * Awareness of validation, industrialization and technical-documentation requirements will be considered as a plus. Behavioral * Curiosity and learning agility. * Precision, reliability and procedural discipline. * Teamwork and constructive communication. * Safety, quality and data-integrity mindset.