intern internship English-speaking jobs in Cartagena

Sales Development Representative to accelerate growth in the Spanish market. Responsibilities include identifying prospects, conducting product demonstrations, and managing the sales cycle. Requires a Bachelor's degree, sales experience, and fluency in Spanish and English.

Experienced SAP Central Finance Consultant needed to support design, implementation, and optimization of Central Finance solutions. Expertise in SAP S/4HANA, Intercompany Reconciliation (ICMR), and financial processes required.

Grant Manager needed for Typewiser, AI-powered grant writing software. Identify and implement grant opportunities in the EU and USA. Create content, organize demos, and collaborate with stakeholders. Requires a Master's degree, 3+ years of grant experience, and strong analytical skills.

Account Manager will commercialize SaaS software solutions for EDI, electronic invoicing, and tax compliance to multinational companies. Responsibilities include prospecting, solution presentations, contract negotiation, account management, and collaboration with internal teams. Must have a university degree, strong communication and negotiation skills, and advanced English proficiency.

The Global Brand Experience Coordinator will plan, execute, and close projects, ensuring they meet quality standards and deadlines. Responsibilities include project planning, creative development, implementation guide creation, and cross-functional collaboration.

Senior Data Scientist to develop and implement optimization algorithms for complex problems. Requires proficiency in Python, data science libraries, and optimization-focused libraries. Must translate business needs into mathematical models and collaborate with cross-functional teams.

Senior ML Security & Robustness Engineer will design, test, and deploy secure and resilient ML systems. Responsibilities include developing adversarial defenses, securing ML artifacts, implementing privacy-preserving learning techniques, and collaborating with research and product teams.

The Globe English School seeks an on-site English Teacher to deliver engaging lessons to students of all ages and levels. Must have C2 English proficiency, teaching experience, and a relevant teaching qualification.

Designs, develops, and delivers Microsoft 365 training content, focusing on Copilot. Creates engaging materials, including guides, walkthroughs, and eLearning modules. Facilitates global training sessions, both virtually and in-person, covering various Microsoft 365 applications and digital productivity best practices.

Senior Software Systems Engineer to design and implement solutions for satellite operations. Responsibilities include understanding requirements, designing architectures, and implementing backend cloud-based components. Requires 5+ years of experience in satellite ground segment solutions and 8+ years in software engineering. Experience with C++, Python, databases, Kubernetes, and agile methodologies is necessary.

As a Key Account Manager, you will develop and maintain relationships with key clients, deliver presentations, and collaborate with internal teams to ensure client satisfaction. You will be based in Barcelona, covering Spain and Portugal.

Helmsman Club seeks an Office Manager for its headquarters in Marina Santa Eulalia, Ibiza. The role involves administrative management (invoices, contracts, registrations), charter coordination (check-ins/outs, documentation), office logistics, financial tracking, and client communication.

Experienced Marketing Manager to drive business development for Farmina pet food brands in Spain. Develop and execute marketing strategies, manage a team, and collaborate with sales to achieve commercial and marketing targets.

Experienced Groups Travel Operations Executive needed to ensure smooth tour operations for international groups visiting the UK. Must have UK destination knowledge, inbound travel experience, and strong relationship-building skills.

Supply Chain & Packaging Engineer to design and implement efficient solutions for industrial projects, ensuring safety, quality, and cost optimization.

Leads all operational aspects of a waste-to-fuel facility, ensuring safety, quality, and efficiency. Manages on-site teams, oversees maintenance, and ensures regulatory compliance. Implements continuous improvement initiatives and supports site expansion.

The ESG Administrator supports the organization's environmental, social, and governance (ESG) strategy by coordinating, tracking, and reporting ESG data and initiatives. This role ensures accurate data management, facilitates compliance with relevant regulations, and assists with stakeholder communications and project support.

Fullstack Engineer to join a mixed agile team developing a commercial strategic platform. Responsibilities include analyzing requirements, developing software solutions, and participating in Agile ceremonies. Requires 3+ years of experience with Java, Angular, Springboot microservices, and related technologies.

Digital Sales Associate fluent in Dutch with inbound experience is needed. Responsibilities include reaching sales goals, building relationships with potential clients, and recommending ADP products and services. Must have excellent closing skills, be goal-oriented, and possess strong time management abilities. Fluency in Dutch and English is required.

Legal Administrative Assistant to support in-house lawyer with immigration and visa procedures for international clients. Responsibilities include assisting with residence permits, visas, NIE applications, and general administrative support. Requires background in law, legal studies, or public administration, fluency in Spanish and English, and strong organizational skills.