intern internship English-speaking jobs in Cartagena

Field Sales Representative needed to visit tobacconists and retailers in Málaga province, present the Greatest nicotine pouch product range, and secure retail agreements. Must have professional proficiency in Spanish, decent English, and a minimum of 1 year of field sales experience.

Business Development Manager to identify and secure clients for a leading CRO specializing in onco-hematological diseases. Responsibilities include client analysis, relationship building, RFP/RFQ responses, project monitoring, and network development.

The Finance & Administration Director will oversee WTTC's financial management, planning, reporting, and administrative operations. This role prepares financial statements, reports, and presentations for the Interim President & CEO, OpCo, and EXCOM. The Director manages cash flow, payments, invoices, and reconciliations, ensuring compliance with accounting standards and regulations.

Senior Incident Responder to lead Blue Team and Incident Response, taking operational ownership of incidents and L1/L2 tickets.

Field Service Engineer needed for residential and commercial construction projects. Provide technical expertise on Uponor solutions, including installation, commissioning, and troubleshooting. Minimum 3 years field service experience required.

AI Engineer needed to build LLM-powered services and automations. Responsibilities include designing APIs, writing SQL queries, implementing RAG pipelines, and integrating AI into existing software systems. Requires 2+ years of experience with Python, SQL, LLM & AI system integration, RAG, vector stores, and automations.

Legal Manager to provide legal support and advice for a Chinese motor vehicle company's operations in Spain and the EU.

Office Manager needed for a stealth AI startup. Part-time (50%) role supporting people operations, ensuring smooth office operations, team support, and efficient processes.

Provides guest support via phone, email, and chat, resolving issues and ensuring satisfaction. Documents incidents and coordinates with internal teams. Requires C1/C2 English proficiency and previous customer service experience.

Acts as the technical interface between Vishay and customers in the industrial and automotive sectors. Provides technical support, develops solution proposals, and ensures communication between sales and product development.

Digital analytics engineer to design, implement, and optimize data collection, analytics, and personalization solutions across the Adobe Experience Cloud.

Identify leads and qualify sales opportunities for ADP in a client-facing role. Profile strategic accounts, uncover prospect challenges, and engage via social media, email, and phone calls.

System Administrator needed for a leading iGaming company in Barcelona. Maintain and create websites, update software, and administer infrastructure. Requires 3+ years experience, advanced Linux knowledge, virtualization expertise, and scripting skills.

Manages and executes international congress experiences, ensuring alignment with strategy and creative standards. Coordinates timelines, budgets, and workflows for seamless delivery. Collaborates cross-functionally with stakeholders to elevate the customer journey.

Industrial Director to oversee daily operations, production planning, and project execution in a recycling facility. Requires a Master Black Belt or Black Belt in Lean, strong production management experience, and proven team leadership skills.

Freelance Dynamics 365 Business Central consultant supporting global rollout across 50+ countries. Focus on finance functionality enhancements, stabilization, localization, and process optimization. Requires experience with Business Central, finance processes, and international ERP implementations.

Amaris Consulting seeks a motivated Intern in Health Economics and Market Access to support impactful projects shaping global healthcare access. Interns will contribute to projects involving literature reviews, market access strategies, value communication, and business development.

Design and simulate structures for ground and space segment equipment. Perform FEA simulations, prepare technical documentation, and collaborate with engineering teams.

As a Product Marketing Manager, you will drive market success for cybersecurity services. You will conduct market research, develop GTM strategies, and execute product launches. You will also analyze performance metrics and optimize marketing campaigns.

Business Development Manager to identify new opportunities, nurture client relationships, and drive growth in the Datacenter market. Requires expertise in the datacenter sector, strong communication skills, and the ability to work in an international environment.