intern internship English-speaking jobs in Cartagena

Supplier Crisis Management Consultant needed for a strategic project. Coordinate with internal teams and supplier stakeholders to stabilize operations, implement corrective actions, and ensure continuity of supply chain processes.

The Design and Projects Leader plans and delivers EY@Work office fit-out projects, ensuring adherence to design principles and the D&P Playbook. The role leads technical aspects and strategic approach for major real estate projects, collaborating with Regional Real Estate Leaders and Project Managers. Responsibilities include managing all project phases, stakeholder expectations, and budget adherence. The role requires 5+ years of senior management experience in design and construction within professional services or large multinational corporations.

Senior Optimization Engineer needed to architect and deploy advanced nonlinear optimization engines. Responsibilities include designing custom algorithms, translating multi-physics phenomena into optimization problems, and customizing solver behaviors. Requires a PhD in a relevant field and deep knowledge of nonlinear optimization theory, programming languages (Julia, C++, Python), and large-scale solvers.

Ayesa seeks a Senior Business Developer & Project Manager for transport infrastructure projects in Europe, Middle East, Asia & Africa. Responsibilities include business development, market research, bid management, and project control and management. Requires a Civil Engineering, Architecture, or similar degree and 10-15 years of experience in the engineering sector. High English level required, Portuguese and Italian are valuable.

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.

The Profile Generation Manager ensures effective and efficient profile generation operations, managing capacity, costs, and customer demands. This role requires a deep understanding of service operations, project management, ITIL processes, and telecom/OEM solutions.

Mechanical Engineer Trainee will assist in preparing technical specifications, coordinating with other disciplines, and ensuring contractual requirements are met.

Join YOUNG's 90-day Founder program to build a real company. Work on active companies, take ownership, and iterate quickly. This program is for ambitious builders who are comfortable with pressure and uncertainty.

Project Director to lead execution of large-scale photovoltaic solar plants in New York, USA. Manage entire project lifecycle, ensuring technical, financial, and timely completion.

Manage and grow relationships with iGaming clients, ensuring smooth payment operations and driving revenue growth.

Operations Director to oversee 2-4 luxury hospitality venues in Southern Spain. Responsible for operational excellence, guest experience, and team leadership across multiple premium sites. Proven experience in luxury hospitality operations and strong people leadership required.

Site Leader for a leading multinational chemical company's manufacturing facility in Spain. Leads site operations, team performance, and business strategy execution. Requires a Master's degree in a relevant field and 10+ years of experience in industrial manufacturing leadership.

Senior Experience Designer leads cross-disciplinary analysis, defines digital product concepts, and executes detailed designs. Leads client conversations, mentors junior colleagues, and contributes to business development. Requires 5+ years of experience in experience design, strong design skills, and proficiency in design tools.

Experienced Project Manager needed to lead the delivery of utility-scale Solar PV and BESS projects (20MW+) in Spain. Manage EPC contractors, budgets, schedules, and ensure compliance with Spanish regulations. Proven experience managing utility-scale Solar PV projects in Spain required.

Cyber Sales Specialist will identify, qualify, and nurture leads for cyber security services. This quota-carrying role involves positioning and selling SCC Digital Cyber Services to existing and prospective clients.

Industrial Designer to create original product designs for the beverage industry. Translate creative briefs into 3D models, collaborate with global clients, and ensure designs meet aesthetic and production requirements.

Shape and scale DEKRA Digital Trust Services' Data Center TIC Services offering across cybersecurity, safety, sustainability, and system integrity. Define strategy, build a service portfolio, lead go-to-market activities, and establish a scalable delivery model. Lead a team, represent DEKRA externally, and translate offerings into service catalogues and delivery playbooks.

Leads data and compliance strategy for H2 and supply chain operations.

The Key Account Manager – Spain (m/f/d) will drive revenue and build customer relationships in Southern Spain. This role involves understanding client requirements, proposing cybersecurity solutions, and expanding the sales pipeline. The ideal candidate has 5+ years of experience in B2B sales of complex products, excellent communication skills in Spanish and English, and a strong understanding of IT security or cloud services.

Design, develop, and optimize machine learning models for object detection, segmentation, and classification. Build computer vision software systems and research, implement, and analyze algorithms.