student English-speaking jobs in Castelló de la Plana

As our first Medical Science Liaison in Spain, you will act as a scientific and medical expert, fostering collaborations with healthcare professionals and Thought Leaders in oncology and non-oncology areas. You will conduct scientific exchanges, provide non-promotional information, and develop Local Medical Plans and Publication Plans.

Field-based sales engineer responsible for achieving sales and profit growth within a specific territory in Southern Spain. Manages a portfolio of 'value-add' customers, building relationships and providing consultative solutions. Requires a Diploma or Graduate Engineer with 2+ years of technical sales experience, knowledge of steam and condensate systems, and control valves. Must possess strong communication, interpersonal, and organizational skills, and be proficient in Microsoft Office and English.

Provides high-level support to the CEO, managing their agenda, communications, and commitments. Handles confidential information, prepares reports, and coordinates travel. Requires 5+ years of experience as an Executive Assistant to C-level executives, fluency in English and Spanish, and proficiency in Microsoft Office 365.

Tennium seeks a Communications Senior Associate to develop and execute communication strategies for tournaments and corporate projects. The role requires 5+ years of PR or communications experience, preferably in sports, tennis, or events. Excellent Spanish and English communication skills are essential.

EUSKORPORA seeks a Junior AI and Language Technologies Specialist to support the creation of linguistic resources and language technologies for the Basque language. Assist in data collection, annotation, and analysis, and contribute to the development of open-source language models.

Develops and manages a global Secure Development Lifecycle program to ensure security and privacy by design across the product portfolio. Collaborates with cross-functional teams to implement security controls, conduct risk assessments, and ensure compliance with industry standards and regulations.

Senior Frontend Developer needed for a customer project. Expertise in React.js, design systems (Figma, Storybook), and UX principles required. Must have experience with modern JavaScript features, build tools (Vite, Babel), Git, RESTful APIs, and testing frameworks (SonarQube, Vitest).

Genetic Laboratory Technician needed to support daily operations of a reproductive genetics laboratory. Responsibilities include processing blood samples, performing molecular biology and genomics techniques, and maintaining laboratory records. Requires a Laboratory Technician certificate, English language skills, and experience in a genetics laboratory with techniques such as PCR, qPCR, or NGS.

Analyze and provide feedback on texts, pages, images, and other information for top search engines. Improve the user experience by reviewing and rating search results for relevance and quality. Must have excellent communication skills in English and Catalan, be a resident in Spain for the last 5 years, and have familiarity with current and historical Spanish affairs.

This role involves the maintenance and repair of Yutong electric/hybrid buses, ensuring compliance with Norwegian safety standards. Tasks include conducting inspections, troubleshooting faults, and completing repairs according to technical specifications and safety regulations.

Senior Optimization Scientist to design and develop advanced optimization models and algorithms for complex engineering and operational challenges.

GALGO REAL ESTATE seeks a Senior Real Estate Sales Agent with experience in property consulting, fluent in English and Spanish, and strong negotiation skills. Responsibilities include prospecting, property valuation, client advice, and follow-up.

Identify, assess, and remediate vulnerabilities across IT environments using tools like Tenable Nessus, Qualys, or Rapid7. Validate findings, prioritize remediation, and coordinate with IT and DevOps teams.

Manage and investigate security incidents, analyze threats, and implement security controls. Utilize security tools and collaborate with teams to remediate incidents and improve response playbooks.

Demand and S&OP Manager will lead the end-to-end Group demand planning and S&OP cycle, standardize processes, and improve systems. The role requires 5+ years of planning experience, 2+ in demand planning, team management experience, ERP proficiency, and advanced Excel skills. Fluent English is required, with Dutch, French, or Spanish a plus.

As a Tracking & Integration Specialist, you will implement, test, and maintain affiliate tracking integrations across various platforms. You will work with our in-house tracking solution, ensuring accurate and GDPR-compliant tracking for advertisers and partners.

The Client Advisor guides clients through the brand's values and heritage, building lasting relationships and achieving sales targets.

The Engagement and Program Manager will plan, coordinate, and implement member engagement initiatives and programs for 22@Network Barcelona. Responsibilities include developing partnerships, organizing events, managing communication, and ensuring positive member experiences.

Honest Greens seeks a Social Media Content Creator to produce engaging video and photo content for various platforms. Responsibilities include planning, shooting, editing, and adapting content while ensuring brand consistency. Proven experience in video production, photography, and editing is required, along with proficiency in post-production software and strong communication skills in English and Spanish.

Senior Data Scientist to develop and implement optimization algorithms for complex problems. Requires proficiency in Python, data science libraries, and optimization-focused libraries. Must translate business needs into mathematical models and collaborate with cross-functional teams.