Junqueiro Chemistry Physics Job Listings

Internship - Process Lab64520725803778120

Indeed

Internship - Process Lab

Description: * Pursuing a technical or higher education degree in chemistry and/or mining. Perform, under supervision, grinding and flotation tests at bench and pilot scale in the Process Laboratory; Perform geometallurgical tests that are part of production plans; Perform tests for developing new reagents; Perform screening, moisture, density, and sedimentation tests; Carry out sampling for mass and water balance closure; Carry out sampling for verification and calibration of measurement equipment (densimeters, online analyzers, flow meters, etc.); Perform sample preparation (disaggregation, quartering, filtration, etc.); Practice 5S (cleanliness in area and equipment). 2511080202181046739

R. Manuel Nunes, 54 - Craibas, Craíbas - AL, 57320-000, Brazil

Negotiable Salary

PHYSICAL PREPARATION LABORATORY ASSISTANT64335549476482121

Indeed

PHYSICAL PREPARATION LABORATORY ASSISTANT

**Job Responsibilities:** * Responsible for carrying out sample preparation steps according to the defined flowchart and through the laboratory's work instructions. * Perform sample preparation activities using drying, crushing, quartering, sieving, and pulverizing processes, complying with work instructions. * Carry out archiving and disposal of samples according to internal procedures. * Comply with and ensure compliance with the Code of Ethics, safeguarding adherence to clauses regarding ethical duties and those common to employees. * Report to immediate leadership matters related to their area of activity, presenting and discussing problems and irregularities, and proposing solutions to support the definition of procedures and actions to be adopted. * Perform activities in accordance with operational procedures, as well as keep updated on area procedures and processes, aiming for continuous improvement. * Guide new employees regarding activities specific to the area, supervising them and facilitating knowledge of equipment. * Maintain a clean and organized workplace, equipment, and materials to preserve good working conditions and aspects of occupational health and environment, as well as safeguard company assets, requesting maintenance, repair, and/or replacement whenever necessary. * Participate in training sessions when summoned, dedicating effort to achieve desired work performance. * Perform related tasks as directed by immediate supervisor. **Job Requirements:** * Completed High School education; * Reside in Craíbas or Arapiraca/AL; * Availability to work on rotating shifts, including night shifts and weekends.

R. Manuel Nunes, 54 - Craibas, Craíbas - AL, 57320-000, Brazil

Negotiable Salary

Internship - Process Laboratory64293077434241122

Indeed

Internship - Process Laboratory

Description: * Pursuing a technical or higher education degree in chemistry and/or mining. Perform, under supervision, grinding and flotation tests at bench and pilot scale in the Process Laboratory; Perform geometallurgical tests included in production plans; Perform tests for developing new reagents; Perform screening, moisture, density, and sedimentation tests; Carry out sampling for mass and water balance closure; Carry out sampling for verification and calibration of measurement equipment (densimeters, online analyzers, flow meters, etc.); Perform sample preparation (disaggregation, quartering, filtration, etc.); Practice 5S (cleanliness in the area and equipment). 2510230202201046739

R. Manuel Nunes, 54 - Craibas, Craíbas - AL, 57320-000, Brazil

Negotiable Salary

CHEMICAL LABORATORY ANALYST63825388001411123

Indeed

CHEMICAL LABORATORY ANALYST

**Job Responsibilities:** * Responsible for performing digestions, fusions, leaching, and finalizing analyses by reading on various equipment/instruments such as X\-Ray, ICP, AAS, MP\-AES, Titrators, LECO, FTIR; * Perform analysis activities as specified in the Status Report (CCLAS); * Carry out washing, preparation, decontamination, and sterilization of materials to be used in the laboratory, as well as prepare and sterilize culture media and solutions; * Perform batch validations, release analysis results, and make them available to the Reporting department; * Support, when necessary, cold room storage (with prior authorization), sample reception, waste disposal, document filing, and opening Non\-Conformities; * Operate in compliance with the CCLAS management system; * Execute quality controls applied by laboratories, acting in accordance with good laboratory practices; * Assist and train new laboratory staff in performing technical tasks, facilitating operational development and productivity improvement; * Perform related duties as directed by immediate supervisor. **Prerequisites:** * Technical or Bachelor's degree in Chemistry, Chemical Engineering, or related fields; * Active professional registration (e.g., CRQ, CREA, etc.); * Intermediate level in Office suite; * Availability to work on rotating shifts (night and weekends); * Reside in Craíbas\-AL or Arapiraca\-AL.

R. Manuel Nunes, 54 - Craibas, Craíbas - AL, 57320-000, Brazil

Negotiable Salary

Driver III - Logistics and Distribution63825387140097124

Indeed

Driver III - Logistics and Distribution

**None:** Job Description We value people who identify with our values, who can work as a team, and who constantly seek innovation to achieve the best results, always with a safe attitude. ✨ These are the competencies that have helped us maintain long-term relationships. Your talent powers our energy. Come be part of this team! ? Responsibilities and duties * Operate motor vehicles, articulated vehicles, tank trucks, and transport various materials using appropriate trucks. * Inspect the vehicle, checking tire condition, fuel level, lubricating oil level, water level, electrical and mechanical components, to ensure their operational conditions and suitability for job requirements; * Ensure vehicle cleanliness and maintenance, reporting malfunctions and requesting repairs to guarantee optimal preservation; * Receive instructions from immediate supervisor, verifying the route to be followed, type of cargo to be transported, loading and unloading locations, and other instructions in order to streamline and rationalize work; * Transport various materials such as: supplies, parts, water, ready-made spray mixture, machinery and equipment, distribute filter cake, limestone and gypsum using appropriate trucks, monitoring loading and unloading operations, requesting necessary transport documents, verifying safety conditions of transported materials; * Assist in refueling chemical suction pumps; * Verify vehicle documentation: AET, Tachograph Certificate, CRLV, Tachograph Disk Expiration; * In the specific operation of tank trucks, directly participate in controlling cane burning, potentially acting in firefighting efforts; * Control the quantity of materials distributed in the fields (filter cake, limestone, gypsum), checking equipment settings, following established application guidelines; * Record daily operations on specific forms, ensuring control over activities performed and enabling performance analysis; * Perform other related tasks as determined by supervisor, possibly operating vehicles of lower categories than their own. Requirements and qualifications High school diploma **CNH:** Category E Benefits Psychological counseling; Profit and Results Sharing; Life insurance; Transportation; Gympass (Wellhub); Meal subsidy **None:** None

R. da Alegria, 61 - Centro, Coruripe - AL, 57230-000, Brazil

Negotiable Salary