intern internship English-speaking jobs in Cartagena

The Field Service Engineer provides timely and competent customer support, including installations, repairs, and troubleshooting. Collaborates with the Service Team to ensure professional after-sales service and supports Sales Representatives. The role requires a Bachelor's Engineer Degree, fluency in English and Spanish, and the ability to travel up to 70% within Spain.

Senior Technical Asset Manager will oversee technical asset management for a regulated solar PV portfolio in Spain. Responsibilities include monitoring service providers, ensuring compliance with contracts, and optimizing energy production and revenues.

Senior Regulatory Affairs professional will ensure Sateliot's compliance with regulatory requirements across the Americas and APAC regions. This role requires expertise in regulatory frameworks, analytical skills, and collaboration with regulatory agencies and stakeholders. Responsibilities include developing regulatory strategies, securing licenses and authorizations, and advocating for the company's interests.

As a Payments Integrations Analyst, you will analyze external partner APIs, define requirements, and design integration flows. You will collaborate with product, compliance, engineering, and external partners to improve payment network performance and reliability.

Designs and delivers technical solutions for energy storage systems, including BESS, PCS, and EMS components. Analyzes customer requirements, prepares technical documentation, and collaborates with cross-functional teams.

Provides first/second level desktop support, troubleshooting hardware, software, and application issues. Installs, upgrades, and supports Windows operating systems, Microsoft Office, and other authorized applications. Requires 2-3 years of IT experience, including Windows 7-10, Active Directory, and MS Office 365.

COMSER seeks a Qualification and Validation Technician to design, develop, and execute validation protocols for pharmaceutical equipment and processes. Must have a scientific-technical university education and full professional level English.

Tax Manager will coordinate tax workstreams for M&A transactions, provide tax support for real estate projects, and ensure international tax compliance.

Senior Data Scientist/AI Engineer specializing in AI Safety to lead adversarial testing, risk assessment, and safety evaluations for LLM- and agent-powered chatbot systems. Focus on ensuring AI technologies are safe, reliable, and aligned with business and user needs.

Lead the software testing strategy for mission-critical payload and embedded software, ensuring reliability and operational success. Define, develop, and execute testing methodologies, build automated testing frameworks, and lead a team of software validation engineers.

Software Development Intern will participate in the digitalization and automation of business processes across departments. Responsibilities include designing, developing, and testing technological solutions, documenting processes, and presenting results.

Customer Success Manager based in Barcelona will ensure client satisfaction, build customer relationships, and provide exceptional service. Responsibilities include onboarding, developing retention strategies, analyzing client needs, and addressing challenges. Proficiency in Spanish and English is required, French fluency is a plus.

Senior PHP & Full-Stack Engineer will develop and maintain product features, collaborate with cross-functional teams, and ensure applications meet high standards. Requires 10+ years of experience, strong PHP and Yii Framework skills, and experience with Ember.js, TypeScript, and Tailwind CSS.

Manages a team of 8 payroll experts providing payroll services for employees across Europe. Optimizes payroll processes, coaches the team, and ensures compliance with regulations. Requires multi-country payroll experience across Portugal, Spain, Italy, Belgium, Luxembourg, Monaco, Norway, Sweden, Denmark, and Poland.

The Territory Manager will drive sales strategies and educate clinical stakeholders on Cepheid products. This remote role requires a minimum of 3 years experience in the Spanish healthcare market and knowledge of Microbiology, Molecular biology & Infectious Diseases.

Experienced real estate agents in Alicante or the Costa Blanca seeking autonomy and growth within a global brand are invited to explore this opportunity.

This fixed-term contract role seeks a driven Sales Development Representative to identify, onboard, and grow high-potential sellers on TikTok Shop. Responsibilities include prospecting, qualifying, and onboarding sellers, collaborating with cross-functional teams, and exceeding acquisition and GMV growth targets. Proven B2B sales experience, exceptional communication skills in English and Spanish, and a commitment to a 6-12 month contract are required.

A rapidly growing company seeks a Junior/Business Development Manager to support expansion across Belgium. The role focuses on AC EV charging solutions for domestic applications and will vary based on experience. Responsibilities include developing relationships with partners, driving sales, and providing product support.

Product Risk Manager to work with a leading pharmaceutical partner. Requires a degree in a relevant field, 5+ years in software, 3+ years in medical device risk management, and knowledge of regulations (ISO 13485, MDR/IVDR, FDA, 21 CFR 820, ISO QMS). Experience with cybersecurity and data privacy frameworks (ISO 27001, HITRUST, GDPR) and Agile methodologies (SAFe, Scrum) is also required.

Experienced ABAP HCM Technician needed for design, development, and implementation of SAP HCM programs. 6-8 years of experience in SAP ABAP HCM programming required. Strong knowledge of SAP HCM modules and proven experience in project phases from design to support. Must be based in Spain.