intern internship English-speaking jobs in Cartagena

Experienced Regulatory Affairs Manager needed to define and execute regulatory strategies, manage documentation, and ensure compliance across the product lifecycle.

Accounts Receivable Intern will monitor accounts, investigate outstanding debts, contact clients, and process payments. Requires a finance background, English fluency, and knowledge of billing and collection techniques.

Leads strategic planning and optimization initiatives across multiple Business Units, driving efficiency and supporting digital transformation. Manages S·TACT process, develops Fully Automated Supply Chain, and coordinates cross-border supply interactions. Analyzes data, identifies improvement actions, and prepares technical documentation. Requires a Bachelor's degree in Industrial Engineering or Finance, 5+ years of experience, and proficiency in supply chain tools and communication.

Develop intelligent sensor inks for food packaging, from formulation to industrial validation. Responsibilities include synthesis, characterization, printing trials, and collaboration with data and computer vision teams.

Support investor relations and corporate development initiatives at HBX Group. Analyze financial performance, conduct market research, and prepare presentations for internal and external stakeholders.

Supports the Director of Revenue Management by providing market information, forecasts, and revenue management strategies. Monitors competitive pricing and assists with group bookings and OTA management.

Academic Assistant needed for temporary contract at Les Roches Marbella. Support administrative and operational tasks in a dynamic international environment. Bachelor's degree required, native English speaker with advanced Spanish.

Provide customer support for the evoke brand across multiple communication channels. Resolve customer issues, collaborate with internal departments, and ensure a positive customer experience while adhering to regulatory standards.

Procurement Specialist supports, develops, and executes procurement plans in alignment with operational needs. Manages supplier relationships, tenders, contract negotiations, and price analysis to optimize costs and mitigate risks. Leads or supports the rollout of local and global procurement strategies and projects.

Provide customer service support to dealers and end users via phone and email, resolving technical issues and product inquiries. Collaborate with internal teams to address complex cases and maintain accurate customer records.

The PMO oversees the profitability and execution of multi-client CRM consulting projects. Responsibilities include managing project budgets, tracking costs, and collaborating with the commercial and technical teams. The ideal candidate has 3-5 years of experience in project management and client management, with a focus on CRM or ERP implementations.

Manages daily HR operations including recruitment, payroll, employee relations, onboarding, training, and compliance. Ensures HR processes are consistent and compliant. Supports the COO in maintaining a positive and efficient work environment.

MEP Manager to oversee electrical & mechanical works on a large-scale Data Centre project in Madrid. Develop and maintain relationships with engineers, consultants, subcontractors, and suppliers. Lead, supervise, and develop MEP staff. Manage MEP procurement, budgets, quality, safety, engineering, coordination, scheduling, installation, commissioning, and close-out processes.

Operations intern to support a dynamic start-up company. Responsibilities include data research, analysis, software testing, and project support. Must have a bachelor's degree or be pursuing one, fluency in English, and strong analytical and communication skills. Minimum 3-month commitment.

Treasury Analyst to support reporting, projects, and bank relationships. Requires 1-2 years of treasury experience, advanced Excel, and English fluency. Experience with TMS, Cash Pooling, and Business Central/Navision/OneStream is beneficial.

Junior Administrative Assistant to support accounting, marketing, and stock operations. Responsibilities include invoice processing, stock reporting, shipment tracking, and marketing support tasks. Requires vocational training in a related field, conversational English, and proficiency in Excel.

The Engineering Manager leads and develops a team of 20 engineers, ensuring the execution of multiple concurrent R&D projects. Responsibilities include project planning, resource allocation, team management, and communication with customers and stakeholders.

SAP PP Specialist to support, enhance, and evolve SAP solutions for production planning and configurable products. Collaborate with business and IT stakeholders to ensure stable operations and continuous improvement.

The Candidate Experience Partner manages the candidate journey from application to shortlisting, leveraging data-driven insights and sourcing strategies to attract top talent. This role collaborates with Hiring Managers and Talent Acquisition Partners to ensure a seamless and positive candidate experience. Fluency in Czech and English is required.

Process Engineer needed for a 6-month project in Bilbao, Spain. Must have experience in water treatment and wastewater treatment plant projects, including design, commissioning, and start-up. Requires a degree in Mechanical, Environmental, or Chemical Engineering and proficiency in Spanish and English.