intern internship English-speaking jobs in Cartagena

Sales Assistant for a luxury brand flagship store in Barcelona. Deliver exceptional customer service, achieve sales targets, and build client relationships. Minimum 3 years of sales experience required, fluency in English mandatory.

Senior Pentester to join the Offensive Security Center of Expertise. Conduct penetration tests on applications, infrastructure, and systems. Evaluate and report on vulnerabilities, providing remediation guidance. Collaborate with development and infrastructure teams to improve security posture. Mentor team members and contribute to testing methodologies and tools.

Provides support to the Stock Manager in warehouse management and store services. Handles goods receipt, storage, and preparation for sales floor and transfers. Manages E-Commerce orders, damaged products, and inventory. Ensures product protection and compliance with company guidelines. Supports sales associates and visual merchandising.

Sales Assistant Intern will support the Store Manager and boutique team in achieving sales goals, providing excellent customer service, and developing client relationships.

Leads quality assurance and control activities for generator manufacturing, ensuring products meet data center standards. Manages quality systems, drives continuous improvement, and acts as the primary quality interface with customers, auditors, and regulatory bodies.

Experienced transport professional to lead and expand road and rail operations across Spain. Responsible for service delivery, operational efficiency, commercial growth, and team leadership. Requires 12+ years in land transportation, 7+ years leading teams, and fluency in Spanish and English.

Velto Renewables seeks an ESG & Communication Coordinator to develop and implement sustainability strategy, focusing on decarbonization, environmental stewardship, and governance. The role will lead ESG initiatives, coordinate internal compliance activities, and manage external consultants. Strong communication, analytical, and project management skills are required.

Quality & Testing Technician ensures compliance to quality standards for X-ray detectors and software. Responsibilities include product testing, user testing, documentation, and quality metric reporting. Requires a B.Eng or B.Sc degree in a relevant field and 3 years of Quality Control experience.

Senior Project Manager to lead complex industrial projects from planning to delivery. Experience in project management, client communication, budget control, and technical oversight required. Must possess strong analytical and problem-solving skills, and fluency in Spanish and English.

SAP EWM Consultant needed for an 11-month contract with a pharmaceutical client in Madrid. Must have 3+ years of experience in SAP EWM implementations, design, configuration, and support. Proven experience in S/4HANA deployments is required.

The Field Service Engineer provides timely and competent customer support, including installations, repairs, and troubleshooting. Collaborates with the Service Team to ensure professional after-sales service and supports Sales Representatives. The role requires a Bachelor's Engineer Degree, fluency in English and Spanish, and the ability to travel up to 70% within Spain.

Procurement Manager for the Rail Baltica project. Develops and manages procurement plans for materials and services. Evaluates suppliers, manages the procurement process, and monitors supplier quality. Requires a bachelor's degree and 15+ years of relevant experience.

Lead the software testing strategy for mission-critical payload and embedded software, ensuring reliability and operational success. Define, develop, and execute testing methodologies, build automated testing frameworks, and lead a team of software validation engineers.

Manage, develop, and support IT services for Sanoma Learning's SAP BI function. Collaborate with business analysts, process managers, and IT colleagues to analyze requirements, develop solutions, and manage incidents.

Embedded Software Engineer to develop C/C++ software for high-performance embedded environments. Implement concurrent programming, process optimization, and resource control. Integrate, debug, and test systems based on microcontrollers.

Software Automation Engineer provides technical support for vision and automation systems, troubleshooting and repairing systems for serialization and packaging projects in the pharmaceutical industry.

Experienced Systems Administrator needed for a 12-month contract with potential renewal. Focus on GPU clusters and data center resilience. Manage and optimize complex enterprise systems, perform deep-dive diagnostics, and lead problem and change management. Requires extensive experience diagnosing infrastructure issues, managing high-availability environments, and fluency in English. Travel within Europe required.

Eight & Bob seeks a Business Developer to lead and expand its Travel Retail presence globally. The role involves developing and managing strategic partnerships with Travel Retail operators, distributors, and airport retailers. Responsibilities include negotiating listings, assortments, pricing, and ensuring brand excellence at point of sale.

As a Sales Engineer at WSO2, you will act as a technical advisor to prospects and customers, designing solutions, conducting demos, and fostering customer relationships. You will contribute to RFP responses, map technology uses to customer requirements, and provide technical expertise across WSO2's products and solutions.

AI Engineer will design, build, and operate AI models for a health tech platform that transforms medical laboratory data into actionable clinical insights. Responsibilities include building model pipelines, integrating LLMs, developing APIs, and ensuring system reliability. Requires a computer science background, software engineering experience, and expertise in machine learning systems.