intern internship English-speaking jobs in Cartagena

As an Inbound Sales Development Representative, you will be the first point of contact for prospective customers, responding to inquiries, qualifying leads, and scheduling demonstrations. You will articulate the company's value proposition and manage your pipeline in a CRM system.

The Head of Manufacturing will oversee all site operations, ensuring high standards of HSE, efficiency, and productivity. The role involves managing personnel, developing and implementing manufacturing strategies, and ensuring compliance with GMP and regulatory standards. Requires a degree in a relevant field, 10+ years of pharmaceutical manufacturing experience, and strong leadership and communication skills.

Security Auditor specializing in Web Security Audits and SAST. Performs penetration tests, vulnerability assessments, and code analysis to identify security flaws. Requires 2+ years of web pentesting experience, strong programming skills, and knowledge of OWASP methodology. Fluency in English is required.

Provide inbound customer service in Dutch via phone and email for a client. Resolve customer inquiries, follow procedures, and escalate complex cases.

Design, develop, and optimize machine learning models for object detection, segmentation, and classification. Research, implement, and enhance computer vision and numerical algorithms. Build computer vision software systems and analyze data to monitor and evaluate system performance.

Principal Data Engineer to design and implement data pipelines, microservices, and information architecture for intelligent agents combating disinformation. Serve as a technical reference, mentor teams, and define the company's data infrastructure roadmap. Requires 10+ years of experience building production-grade software, proficiency in Python, SQL, NoSQL, and cloud platforms, and fluency in Spanish and English.

Experienced NDT/Welding Inspectors needed for offshore wind project in Spain. Support quality assurance, monitor fabrication, and ensure compliance with project specifications.

Lead on-premise deployments in complex, multi-system environments. Ensure product adoption and operational impact. Solve problems on-site and translate operational needs into product decisions. Lead a team and coordinate technical, operational, and business profiles.

Senior Electronic and Firmware Engineer needed for data logger development. Develop electronic and embedded firmware solutions for data acquisition, transmission, and management in meteorological and solar applications. Requires experience in C/C++, microcontroller programming, communication protocols, and embedded web technologies.

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.

Pricing Actuary to develop and execute UK pricing strategies for Motor, Home, Pet, and SME portfolios. Build data-driven models, analyze portfolio performance, and collaborate with MGAs and partners across Europe.

Senior Network Engineer to administer, monitor, and optimize enterprise network infrastructure. Design and implement scalable solutions using a hyperscaler platform (Azure, AWS, or GCP). Collaborate with clients to assess network requirements and execute projects. Provide expert-level troubleshooting and incident response.

Fullstack Engineer (Frontend-oriented) to develop and enhance a Developer Portal within a large-scale enterprise ecosystem. Focus on React, TypeScript, and AWS. Experience with Backstage plugins, REST APIs, and asynchronous data processing required.

Supports the growth of mAbxience's CDMO Biologics business by identifying new opportunities, generating leads, and assisting with business development activities.

Key Account Manager will grow and strengthen relationships with strategic industrial automation customers in northern Spain & Basque Country.

Claims Specialist to join Automotive Claims team. Structured training program, initially part-time, leading to full-time role. Responsibilities include claim processing, liability assessment, repair-cost analysis, and settlement support. Fluent English required.

Consultant specializing in Transport and Infrastructure Strategic Consulting. Will work with leading transport operators, infrastructure developers, and investors on strategic, commercial, and operational challenges. Requires a Master's Degree in Civil Engineering or a related field, fluency in Spanish and English, and strong analytical skills.

Project Manager to lead the delivery of utility-scale Solar PV and BESS projects (20MW+) in Spain. Full ownership from Ready-to-Build through construction and commissioning. Experience managing utility-scale Solar PV projects and EPC contracts required. Fluent Spanish and English essential.

Senior Cybersecurity Data Scientist will design analytics, machine learning, and AI-assisted solutions to anticipate, detect, and prioritize cyber threats. Responsibilities include transforming security and threat data into actionable insights, applying data-driven threat models, and collaborating with cyber threat hunters.

Manage key accounts with sandwich panel manufacturers, driving sales and profitable growth for ROCKWOOL Core Solutions' stone wool products. Develop account plans, forecast sales, and collaborate with cross-functional teams to deliver solutions.