intern internship English-speaking jobs in Cartagena

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.

Senior Business Development Executive to build and manage a portfolio of high-value clients in the Spanish market. Responsibilities include generating new business, understanding client FX requirements, and structuring tailored solutions.

PhD position in accelerated materials discovery for energy applications. Research focuses on complex oxide materials for solid-state batteries and SOFCs using combinatorial synthesis and high-throughput characterization.

Manages regional delivery service partner network, including sourcing, onboarding, and performance management. Leads regional growth initiatives, including capacity planning, expansion, and product rollout. Develops and implements last mile operations processes to ensure quality and performance.

Assures compliance with GMP, regulatory, and internal standards. Develops and reviews SOPs, manages documentation, and supports CAPA, PQR, and Change Control activities. Provides support for audits, inspections, and customer/authority requests.

Lead global new business revenue growth for a leading multi-channel offline performance marketing company. Manage a team of SDRs and AEs, build enterprise pipelines across 14 markets, and execute a Land and Expand strategy.

Customer Service / Sales Administration professional to manage orders, ensure customer satisfaction, and coordinate across departments.

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.

BPS Assistant for COSCO SHIPPING Lines (Spain) S.A. will verify new clients, perform system operator tasks, calculate KPIs, generate reports, and handle user incidents.

Project Manager for a Destination Management Company (DMC) specializing in bespoke events, corporate events, incentives, congresses, and luxury travel programs across Spain. Plan, coordinate, and execute events, manage budgets and timelines, and serve as the main point of contact for clients. Previous experience as a Project Manager in the MICE, events, or inbound tourism sector is required.

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.

Provides legal support and advice on business operations in the EU. Drafts, reviews, and negotiates legal documents. Handles legal disputes and provides guidance on labor law, data protection, and corporate governance.

Revelyst, an action sports company, seeks a creative Web & Graphic Design Intern (UI/UX focus) to support digital design initiatives and enhance the e-commerce experience. The intern will assist in creating digital assets, optimizing e-commerce site layouts, and collaborating with cross-functional teams.

Senior Consultant to manage proposal preparation, writing, and review for Horizon Europe and other EU funding schemes. Requires 5+ years' experience in proposal preparation with a proven track record of success. Excellent technical background (Engineering or related field) and strong communication skills are essential.

Sales Development Representative will identify and prospect healthcare clients, build outbound opportunities, and generate revenue. Responsibilities include qualifying leads, running demos, and collaborating with founders on growth initiatives. Experience in healthcare or selling into healthcare is a plus.

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.

Experienced Incident Handler needed for cybersecurity team specializing in MDR, Threat Intelligence, and Incident Response. Lead high-criticality security incident response, define investigation and recovery strategies, and coordinate with DFIR analysts and other teams. Minimum 1 year incident response experience and 3 years in cybersecurity required. Strong communication and leadership skills essential.

As a Key Account Manager, you will build and manage relationships with sandwich panel manufacturers, driving sales and profitable growth for ROCKWOOL Core Solutions. You will conduct account planning, negotiate agreements, and collaborate with cross-functional teams to ensure successful project delivery.

Lead the management team of a 15-room wellness retreat in Andalucia, Spain. Responsible for the hotel's commercial success, brand standards, and guest experience. Requires strong hotel operations experience, passion for guest service, and leadership skills.

Develop PR strategies, manage influencer relationships, and support press activities for Desigual. Collaborate on events, analyze PR outcomes, and assist with press kit preparation and distribution.