intern internship English-speaking jobs in Cartagena
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Alternative jobs in Spain
Advanced Photodetector Engineer (IR & CNT Technologies)
- IDEADED
- Catalonia
- April 12
Advanced Photodetector Engineer to design, develop, and integrate novel photodetector systems specializing in IR and CNT technologies. Responsibilities include research, testing, validation, and collaboration. Requires a PhD in a relevant field and experience in photodetector design, fabrication, and characterization.
UGC Content Creator (Freelance)
- Stealth Startup
- Castro e Marzán
- April 12
Create engaging short-form videos (30-60 seconds) for TikTok and Instagram, promoting mobile applications to global audiences. Translate creative briefs into compelling content and research trends to ensure relevance.
Radar Product Engineers
- Indra Group
- Madrid
- April 12
Airborne Radar Product Engineers will design, develop, and qualify radar systems for national and international air defense programs. Responsibilities include leading product lifecycle activities, defining requirements, and participating in design reviews and testing.
Water Engineer
- K-LAGAN
- Castro e Marzán
- April 12
Water Engineer needed for industrial projects in metals and minerals. Responsibilities include hydraulic modeling, design, and analysis of water systems. Requires a Bachelor's degree in a relevant field and 4+ years of experience.
Handbag Designer
- Tempe Inditex
- Valencian Community
- April 12
Senior Handbag Designer with 3+ years of experience needed. Must have knowledge of fashion trends, materials, and footwear manufacturing. Proficiency in design tools like Adobe Illustrator and Photoshop is required.
Head of Sales (Ukrainian/Russian speaking)
- STALEKS
- Castro e Marzán
- April 12
Head of Sales responsible for market development and team management in Spain. Requires 2+ years sales management experience, fluency in Spanish and English, and strong negotiation skills.
Logistics Specialist
- Beko Europe
- Castro e Marzán
- April 12
The Logistics Specialist manages end-to-end transport and warehouse operations, ensuring compliance with customs regulations and driving cost optimization. Responsibilities include transport planning, customs clearance, freight cost analysis, warehouse oversight, and performance reporting.
Sales Manager
- Gleamer
- Castro e Marzán
- April 12
GLEAMER, a French AI medical imaging company, seeks a Sales Manager to drive growth in Spain. The role involves direct sales to healthcare institutions, managing the full sales cycle, developing strategic partnerships, and analyzing market trends.
Medical Doctor
- Buchinger Wilhelmi
- Castro e Marzán
- April 12
Medical Doctor specializing in integrative medicine and therapeutic fasting. Provides individualized care, oversees fasting processes, and collaborates with a multidisciplinary team.
Research Scientist in Medicinal Chemistry
- FAES FARMA
- Castro e Marzán
- April 12
Research Scientist in Medicinal Chemistry will design and synthesize new chemical entities for drug discovery projects. Responsibilities include contributing to project objectives, compound optimization, and collaboration with multidisciplinary teams.
Project Management Intern
- Celestica
- Valencian Community
- April 12
Project Management Intern will collaborate on design, administration, and project management activities within the Design and Engineering Services department. The intern will gain experience in electronics product and test system design, lab administration, and process optimization.
Senior Sales Manager/Business Development
- DaoPay
- Catalonia
- April 12
Senior Sales/Business Development professional sought for a high-impact role in payments. Proven success in closing complex deals and generating revenue within payments, acquiring, or fintech required. Strong understanding of e-commerce, acquiring, alternative payment methods, and regulated environments. Fluent English required. Additional languages a plus.
Artificial Intelligence Engineer
- Optimis Tech
- Madrid
- April 12
AI Engineer needed for a 6-12 month freelance contract with potential extension. Design, develop, and deploy AI solutions, focusing on generative AI and AI agents. Must have 3+ years of AI experience, strong programming skills (Python, PyTorch, TensorFlow), and fluency in English. Spanish is beneficial.
Business Development Manager – Industrial Hydrogen Technologies
- H2SITE
- Cequelinos
- April 12
Drive commercial expansion for H2SITE by identifying and pursuing opportunities in industrial and industrial gases sectors. Develop sales strategies, prospect customers, and present hydrogen separation solutions.
SAP CAA - Cloud Architect Advisory
- HCLTech
- Castro e Marzán
- April 12
SAP Cloud Architect Advisory (CAA) role focused on guiding customers on their SAP landscape design and implementation on the SAP RISE platform. Responsibilities include reviewing technical accuracy of customer Bill of Materials, conducting technical assessments, and providing guidance on landscape architecture and sizing. Requires 6 years of experience in SAP Basis, SAP HANA and S/4HANA, migration/upgrades, and cloud platforms (AWS, Azure, or GCP). Excellent communication skills are essential for customer-facing interactions.
Purchaser & Technical Support (M/W)
- DEDIENNE AEROSPACE
- Castro e Marzán
- April 12
As a Purchaser & Technical Support, you will ensure the availability of parts and components for after-sales service projects. You will define purchasing and outsourcing solutions, manage supplier relationships, and provide technical support.
Social Media & Community Specialist
- Boston Link
- Andalusia
- April 12
Social Media & Community Specialist needed to manage brand presence across Facebook, Instagram, YouTube, and X. Responsibilities include content scheduling, community engagement, direct message management, and campaign support. Must have proven experience in social media and community management with strong written American English.
Scientist in Maritime Remote Sensing
- Aistech Space
- Madrid
- April 12
Aistech Space seeks a Scientist in Maritime Remote Sensing to develop and deploy Machine Learning models for maritime applications using earth observation data. Responsibilities include creating image processing chains, developing vessel detection models, and collaborating with data scientists and software developers for seamless deployment. Must have experience with remote sensing data, geospatial image processing, vessel detection, and Synthetic Aperture Radar (SAR) data.
Civil Engineer
- Bryden Wood
- Catalonia
- April 12
Civil Engineer to design and model civil systems, collaborating with multidisciplinary teams. Experience with Spanish design codes, standards, and authorities required. Proficiency in Autodesk Civil 3D and hydraulic modeling software. Minimum 3 years' experience in a civil engineering design office and fluency in English and Spanish.
Content Creator – In-House
- Norman Foster Foundation
- Castro e Marzán
- April 12
The Norman Foster Foundation seeks a creative Content Creator to produce visual content for social media and digital channels. Responsibilities include shooting, editing, and producing video content, creating photographic content, and collaborating with the communications team.



















