customer service English-speaking jobs in Extremadura

Who we are: At ROCKWOOL Core Solutions, we partner with industrial manufacturers to deliver customised solutions – and help original equipment manufacturing succeed. As the specialist OEM division of ROCKWOOL Group, we provide stone wool solutions embracing the many Strengths of Stone.

Senior Electronic and Firmware Engineer needed for data logger development. Develop electronic and embedded firmware solutions for data acquisition, transmission, and management in meteorological and solar applications. Requires experience in C/C++, microcontroller programming, communication protocols, and embedded web technologies.

Entry-level Satellite HW Electronics Engineer to design, analyze, integrate, and test electronic subsystems for new satellites. Responsibilities include managing hardware procurement, documentation, and coordinating resources for flight-qualified hardware. Collaborate with team to deliver payload electronics and support ground testing. Must have a BSc/MSc in Electronics Engineering and experience in hardware design, PCB layout, and testing.

Sales Engineer to drive business development in Spain, managing clients and generating new opportunities. Requires technical background (Mechatronics or Electronics Engineering), experience selling electrical/electronic material, and high level of English.

The Coordinator of Research Group Officers will support the deployment and consolidation of the Research Group Officer (RGO) model across ICFO. This role ensures structured interactions between Research Groups and Operational Teams, contributing to process standardization and operational clarity.

Administrative, Accounting & Sales Assistant needed for international contemporary art agency. Responsibilities include bookkeeping, financial reporting, sales administration, logistics coordination, and project support. Requires 3+ years experience in administration, accounting, or office management, strong organizational skills, and proficiency in Microsoft Office and accounting software. Fluent English and Spanish required.

The Project Controls Professional will support the Global Corporate PMC by establishing, implementing, and maintaining standardized project controls processes across multiple capital projects and regions. The role ensures consistent governance, cost and schedule transparency, risk visibility, and performance reporting.

Design Engineer needed for a pressurized aluminum tank optimized for additive manufacturing and space applications. Responsibilities include design, analysis, manufacturability optimization, and test planning. Experience in aerospace hardware design, pressure vessels, propellant tanks, and metal additive manufacturing is required.

Junior Project Planner Engineer to assist in developing and maintaining project schedules using Primavera P6 or MS Project. Support project timelines, resource allocation, and progress monitoring. Collaborate with international teams and prepare progress reports. Bachelor's degree in Engineering and 3-4 years of relevant experience required.

The Safety Engineer ensures compliance with H&S requirements during construction and installation activities. The role translates corporate policies into project-specific safety requirements and monitors contractor compliance with applicable laws and project documentation. The Safety Engineer leads on-site H&S supervision, coordinates with authorities and project teams, and escalates critical risks.

Ad Success Representative will manage client relationships, oversee campaign processes, and provide insights to drive campaign success. Requires 3+ years of experience in customer success, account management, or ad operations. Proficiency in Salesforce, Google Sheets/Excel, Slack, and customer support platforms is needed. Fluency in English and German is required.

Lead on-premise deployments in complex, multi-system environments. Ensure product adoption and operational impact. Solve problems on-site and translate operational needs into product decisions. Lead a team and coordinate technical, operational, and business profiles.

Manage and grow relationships with iGaming clients, ensuring smooth payment operations and driving revenue growth.

Assists in all kitchen operations, including food cost control. Develops menus and recipes, ensures food quality, and supervises food preparation. Maintains kitchen cleanliness and hygiene.

Lead the delivery of 2-3 Horizon Europe projects, managing work packages, tasks, and deliverables focused on Dissemination, Communication, and Exploitation. Contribute to new grant proposals, including concept development and partner scouting.

Supports the growth of mAbxience's CDMO Biologics business by identifying new opportunities, generating leads, and assisting with business development activities.

Senior AQA Engineer (Java) will design and implement automation solutions for functional and non-functional test requirements. Responsibilities include creating and maintaining test artefacts, tracking quality assurance metrics, and collaborating with development, support, and business teams. Requires 5+ years of experience in Quality Assurance and Test Automation with extensive experience in developing test automation scripts in Java and working with databases (Oracle/PostgreSQL).

Aerodynamics Academy seeks two Flight Instructors: Developing Instructor with minimum 500 total hours and 200 instructional hours, and Senior Instructor with CRI and/or IRI privileges. Competitive salary, free accommodation, and stable roster offered. Must have EASA Unrestricted FI(A) and Class 1 Medical.

Client Advisor for new Giorgio Armani Boutique in Puerto Banús. Provide excellent customer service, advise on collections, and build strong customer relationships. Must have +3 years of fashion sales experience and fluency in English, Russian, or French.

Product Development Senior Scientist leads technical execution of projects across veterinary medicines, hygiene, and feed. Manages lifecycle activities, collaborates with cross-functional teams, and ensures technical and quality requirements are met. Requires a degree in a relevant field and 5+ years of experience in pharmaceutical development.