hr English-speaking jobs in Castelló de la Plana

Service Support Engineer provides remote technical support for complex systems, troubleshooting hardware and software issues, and delivering technical training.

Support the legal team in optimizing immigration processes and enhancing client experiences. Assist with various immigration processes, including preparing documentation, scheduling appointments, and tracking application progress. Draft legal documents, engage with clients, and conduct legal research.

Clinical Research Coordinator to support a clinical research site in Toledo. Part-time (20-24 hours/week) until September 30, 2026. Responsibilities include study documentation, patient support, data management, and communication. Bachelor's degree in life sciences or equivalent experience required.

AI Engineer will develop and deploy scalable AI solutions, partnering with clients across industries to design, build, and implement innovative solutions.

Develop and implement optimization algorithms for route planning, inventory management, and supply chain scheduling in the animal feed sector.

Lead renn's content strategy and act as the company spokesperson across social and public platforms. Define brand messaging, manage social media content, and ensure high-quality written content.

Senior Project Manager to lead medium to large-scale investment accounting & administration projects. Requires 10-15 years of experience managing multi-functional, multi-geography projects in financial institutions, 3+ years with scrum/agile methodology, and fluency in English.

Business Development Manager to drive global sales and partnerships for high-quality enzymes. Requires 7+ years of experience in life sciences sales, proven track record of revenue growth, and technical knowledge of molecular biology and enzymes.

Digital Marketing Manager to build and execute a global marketing strategy for SalesGoal.com, focusing on B2B SaaS product positioning and demand generation.

This role focuses on extracting insights from trading performance data and translating them into actionable recommendations for management. Responsibilities include analyzing performance against benchmarks, developing deeper analyses of underperforming regions, and supporting commercial teams with trading information.

Senior AI Program Manager leads the development and implementation of AI solutions across a multi-tenant environment. Requires 10+ years of enterprise engineering experience, expertise in AI/ML product architecture, MLOps, and generative AI strategy. Strong leadership, communication, and risk management skills are essential.

Senior Product Manager to develop and grow mobile apps (iOS and Android). Define product roadmap, analyze user behavior, and drive optimization strategies. Collaborate with cross-functional teams to launch new features and products.

Junior Engineer to design, develop, and implement IoT and AI solutions. Collaborate with senior engineers on research activities and technical problem-solving.

Opdenergy seeks an Asset Management professional in Sevilla or Madrid to support project construction and operational performance. Responsibilities include monitoring project performance, ensuring compliance with financing contracts, preparing financial reports, and analyzing project income and costs.

Senior Digital Account Manager to lead client relationships, oversee campaigns, and optimize performance across digital channels. Requires experience in client management, digital project management, and a deep understanding of various digital marketing strategies.

Global Head of Talent will define and execute Applivery's people strategy, partnering with leadership on organizational design, talent acquisition, and performance management. This role requires 10+ years of HR experience, including 5+ years in a global leadership role, strong knowledge of labor law and HR operations, and fluency in English and Spanish.

The International Association for Hydro-Environment Engineering and Research seeks a Communications and Marketing Manager to develop and implement communication strategies, lead marketing campaigns, and collaborate with internal teams.

Lead a research group and drive high-impact R&D projects in Gas Capture & Separation Technologies. Design, plan, and execute projects aligned with European innovation agendas. Develop competitive proposals for European programs and coordinate multidisciplinary consortia. Manage project execution, ensuring timely delivery of milestones and deliverables.

Lead and execute data-driven PPC strategies for a leading North American brand. Manage Google Ads accounts, optimize campaigns, and analyze performance to drive profitable growth.

Senior Software Development Engineer to design, build, and maintain Java-based microservices in cloud environments. Collaborate with teams in an Agile setup.