hr English-speaking jobs in Castelló de la Plana

Industrial System Engineer will design and develop industrial solutions to address aircraft program challenges at the Illescas plant. Responsibilities include supporting industrialization projects, evaluating industrial solutions, and developing manufacturing line design ways of working.

Senior R&D Specialist focused on modeling Power Conversion Systems (PCS) products using PSS/E. Develops, tests, and validates models, contributes to the product modeling roadmap, and provides training and support. Requires a Master's degree in Electrical or Electronic Engineering with a focus on Power Systems and Power Electronics, and 5+ years of experience in PSS/E modeling.

Experienced Sales Leader to head commercial operations in Spain. Lead and develop the sales team, own the commercial strategy, and build relationships with key retail partners. Drive revenue growth, manage budgets, and report to regional leadership. Proven track record in senior sales leadership, strong communication and negotiation skills, and fluency in Spanish and English required.

The Director of Rooms will lead the Rooms Division at a new luxury lifestyle property, overseeing Front Office, Housekeeping, Security, and Spa. This role requires proven leadership experience in Rooms Division, strong commercial acumen, and experience in pre-opening environments.

Project/Procurement Manager to organize consortium, define workplans, manage project activities, and monitor schedule, budget, and technical team.

Manages compliance related matters, supporting the organization of Legal Entities Financial Crime committee and related forum. Focuses on AML governance framework for American Express issuing and acquiring legal entities in Spain. Provides 2nd LOD AML support, guidance, and coordination of AML policies & procedures. Requires a University Degree (preferable in Law), knowledge of AML and Counter Terrorism Financing regulations, and strong English fluency (C2).

Senior Product Manager (Integrations) will define and execute integration platform strategy, collaborating with cross-functional teams to design and manage product lifecycle initiatives. Requires strong experience with system integrations, data structures, and cross-team technical alignment.

Support the openings, closures, and renovations of Desigual retail locations. Assist in design coordination, budgeting, and project scheduling.

Senior AI Engineer will design and maintain an AI-powered service for intelligent automation. Responsibilities include training computer vision models, integrating OCR and LLMs, and building MLOps pipelines. Requires 4+ years of software development experience, expertise in Detection Transformers, LLMs, and Python.

Executive Assistant provides administrative support to executives within the Diagnostic Business Unit. Responsibilities include arranging travel and meetings, handling correspondence, managing information filing systems, preparing reports and presentations, and performing translation tasks. Requires a minimum of 10 years of experience in a similar role, fluency in English, proficiency in MS Office Suite, and experience with SAP or a similar ERP system.

AI Engineer specializing in LLMs and agent workflows to build and refine complex AI agents for a corporate training platform. Requires experience building and deploying AI agents, deep understanding of LLMs, and strong knowledge of agent architecture and prompt engineering.

Technical Sales Representative supporting CEO/GM in Spain, Portugal, and Morocco. Builds grower relationships, provides technical guidance on berry production, and manages customer interactions. Requires 5+ years in berry sales, agronomy knowledge, and strong commercial skills.

Atelier Madre seeks a detail-oriented individual with experience in fast-paced environments to assist in the production of leather bags. The role involves cutting, burnishing, sorting, riveting, and general workshop support. Applicants should be reliable, precise, and efficient with a willingness to learn.

Senior Data Engineer to design, build, and own scalable data pipelines and architectures in Snowflake. Requires strong Snowflake experience, dbt, SQL, Python, and ELT pipeline development.

Designs and implements NoSQL architectures and AI-powered solutions for the fashion and retail supply chain. Develops scalable .NET microservices integrating AI/ML models for analytics, recommendations, and operations. Builds and optimizes MongoDB and Azure CosmosDB solutions. Integrates Azure AI/ML services for use cases like visual search, product matching, and sentiment analysis. Applies Infrastructure as Code practices and ensures system observability. Collaborates with stakeholders to align IT solutions with business requirements. Mentors development teams and promotes knowledge sharing.

Senior Android Engineer to contribute to a global banking platform. 5+ years building scalable mobile solutions, experience with RSA cryptography, and understanding of reactive programming paradigms required.

The Researcher will support the Patient Evidence department in generating, analyzing, and communicating patient-centered evidence. Responsibilities include designing research projects, conducting qualitative and quantitative research, analyzing data, and disseminating research results. Applicants must have a minimum of 3 years experience conducting applied health research and a Master's degree in a relevant subject.

Administrative Assistant Intern to support project managers and production teams in delivering packaging projects for global FMCG clients. Assist with administrative tasks, project management, supplier communication, and quality control.

Own commercial growth across Spain and Iberia, building and scaling direct and partner-driven revenue. Shape and execute the go-to-market strategy, manage the full sales cycle, and build a high-performing team.

Sales-driven student with fluency in Dutch and English will assist the Benelux Sales team in expanding hotel offerings and negotiating deals. Responsibilities include researching, qualifying, and onboarding new hotels, supporting campaigns, and ensuring agreements meet standards.