student English-speaking jobs in Castelló de la Plana

Technical Support Engineer providing product validation, customer support, and technical expertise for polyurethane viscoelastic foam in home applications.

Product Owner will develop product vision, collaborate with stakeholders, and execute the vision with a team of engineers. Responsibilities include overseeing projects, defining acceptance criteria, driving release management, and setting KPIs. Requires a proven track record of delivering data-driven solutions and experience launching software with engineering teams.

The Product Designer will translate complex workflows and customer needs into intuitive and efficient platform experiences. This role involves end-to-end design, research, user flows, wireframes, prototypes, and visual design. The ideal candidate has experience designing for B2B platforms, fashion eCommerce, and photography workflows, and is proficient in AI design tools.

Launch Specialist will coordinate cross-functional teams to ensure successful product launches, managing timelines, dependencies, and communication.

The Ocean Export Specialist processes shipments and related activities for assigned accounts. Responsibilities include preparing documentation, tracking cargo, and communicating with clients, carriers, and internal personnel.

Enterprise Client Manager manages key global accounts, translating client needs into internal projects and ensuring successful delivery. This role coordinates cross-functional teams, collaborates with international partners, and maintains clear project visibility and reporting. Requires 5+ years of experience in account, program, or project management, fluency in English and Spanish, and strong communication and stakeholder management skills.

System Integrator (Avionics) for international projects. Own electrical and electronic system integration of unmanned aerial systems, including wiring, electrical architecture, and physical integration. Design, improve wiring harnesses, and create electrical documentation. Plan and execute electrical testing and support system integration, ground, and flight testing.

Solar Survey Engineer / Sales Consultant attends pre-booked appointments with homeowners to assess solar system needs, design solutions, and close sales.

Plans, coordinates, and executes photo and video productions for hotels and regional projects. Develops production briefs, shot lists, and creative concepts. Manages relationships with external suppliers and oversees post-production processes.

TikTok Shop expert needed to manage end-to-end shop ecosystem. Responsibilities include shop setup, product listing optimization, affiliate/creator program management, live commerce operations, and performance reporting. Requires proven experience with TikTok Shop, e-commerce conversion principles, and data analysis.

QA Support Technician will ensure GMP compliance of qualification activities for equipment, facilities, and utilities. Responsibilities include reviewing and approving qualification protocols and reports, managing CAPA plans, and collaborating with cross-functional teams. Requires a degree in Chemical Engineering or similar field and experience in GMP-regulated pharmaceutical environments.

Project Planning Manager will update schedules for medium and high criticality projects, collaborate with project teams, and ensure stakeholder alignment.

Develops and manages sales channels to maximize revenue for property development. Identifies, signs, and maintains relationships with channel partners. Coordinates training, marketing materials, and reporting. Requires experience in sales channels, project marketing, or business development.

The Energy Year seeks a Global Sales and Business Development Coordinator to represent the company in new markets, conduct sales meetings with senior executives, and develop client relationships. The role requires 1-3 years of experience, excellent communication skills, and fluency in English. Additional languages are advantageous.

The Product & Site Coordinator bridges product strategy and on-site execution for casino games, promotions, and content. This role manages provider relationships, coordinates launches, and optimizes product display.

Project/Procurement Manager needed for the IRIS2 project, a collaboration to provide secure communication solutions. Responsibilities include consortium organization, contract setup, project management, risk identification, and reporting. Requires a Master's degree in a relevant field, 10+ years of experience, PMP certification (preferred), and fluency in English. Must be a native EU citizen and willing to undergo security clearance.

Human Rights Intern to support the Human Rights team in Bilbao, Spain. Collaborate on analysis, monitoring, and systematization of information related to social projects and Human Rights Impact Assessments. Support report creation and presentations for internal and external stakeholders.

Account Manager responsible for promoting and selling Cooler Master's full product range. Manages channel programs, identifies sales opportunities, and negotiates with partners. Requires 3-5 years of sales/marketing experience in IT and PC hardware sales. Fluency in English and Spanish is essential.

Key Account Manager to manage international airline accounts, drive sales growth, and contribute to new business development. Requires 5+ years of wine sales experience, international B2B exposure, and fluency in English.

The Logistic Supervisor manages the complete vehicle logistics flow from China to Spain and the Iberian Peninsula, ensuring on-time delivery and compliance. Responsibilities include coordinating shipment planning, port operations, customs documentation, and PDI.