sales English-speaking jobs in León

Design and develop AI-powered workflows focused on manufacturing process automation using OpenAI, LangChain, LangGraph, or similar frameworks. Create prototypes and validate how Generative AI can improve process design efficiency. Collaborate with product and technical teams to experiment, iterate, and evolve scalable solutions.

Junior Scientist/Lab Technician will prepare analytical batches, evaluate results, and support the Study Director in problem resolution and documentation. Requires a Vocational Training Qualification in Clinical/Biotechnology Laboratory or related field and experience with ELISA, MSD, or other Ligand Binding techniques.

Microsoft Dynamics 365 Customer Service specialist to design, implement, and optimize USD customizations, CTI integrations, and hosted controls. Requires experience with USD, C#/.NET, JavaScript, and multi-session management.

Associate Director to oversee Venue Planning & Feasibility Studies for CBRE's Sports division. Manage projects from start to finish, including market demand analysis, building program design, and financial assessment. Collaborate with architects, project managers, and engineers to produce business plans for entertainment venues.

Quality System Analyst to support quality system management, documentation, and compliance processes. Responsibilities include managing ISO documentation, preparing quality reports, supporting audits, and coordinating with cross-functional departments. Requires intermediate technical training, quality management system knowledge, and at least 1 year of experience in a quality department.

Development Specialist Specialty Crops – Fruits & Grapes (temporary) Spain and 2 more About us At Certis Belchim, we work every day to further develop and broaden the landscape of crop protection and Plant Health.

Fidia, an Italian multinational pharmaceutical company, seeks a Medical Representative for the Joint Care area in Alicante, Murcia, and Albacete. The role involves presenting and selling products, providing guidance on their application, conducting sales meetings, and establishing relationships with healthcare professionals.

Senior Program Manager will lead cross-functional project teams to deliver projects on time and with the highest quality. The role requires strong communication and collaboration skills to act as the customer advocate within Lonza. Must have experience in project/program management, cGMP, regulatory standards, and Biotech processing.

Own the backend for Olumia, a platform that analyzes AI tool spend and usage. Develop data pipelines, data models, scoring logic, forecasting, APIs, and ensure reliability. Requires 4+ years backend development experience, strong Postgres/Supabase skills, and API integration experience.

As an AI-First QA Automation Engineer (Mobile), you will design, develop, and maintain automated test suites for mobile applications using WebdriverIO/Appium and Playwright. You will work closely with the mobile development team during a greenfield application rewrite, ensuring the quality and reliability of the next generation of mobile applications.

The Guest Experience Intern manages guest communication and service delivery throughout their stay, resolving issues and ensuring a premium hospitality experience.

Engineering Manager to lead, mentor, and grow a distributed team. 5+ years software engineering experience and 2+ years leading teams required. Strong technical background in C++, Python, Golang, Rust, or Java. Experience with AI products, LLMs, or similar technologies preferred.

The Revenue Performance Manager analyzes, executes, and optimizes margin and profitability strategies on metasearch engines. This role involves monitoring performance, executing margin strategies, collaborating with marketing teams, and staying updated on metasearch trends.

Strategic Projects Manager (AI) to develop and scale AI-driven products. Collaborate with cross-functional teams to design, validate, and refine solutions. Analyze data, conduct experiments, and gather customer feedback. Minimum 3 years experience in project management, strategic operations, or consulting. Native Spanish and fluent English required.

Technical Validator will execute product validation tests for electronic, mechanical, and sensor-based components. Develop test procedures, analyze results, and support troubleshooting activities.

Part-time Sales Assistant needed for Bimba y Lola store in Ourense. Provide excellent customer service, act as a brand ambassador, and assist with stock management and visual merchandising. Previous sales experience and a passion for fashion required.

Senior Fiscalist to provide specialized tax advice to individuals, entrepreneurs, and corporate clients on complex Spanish and international tax matters.

As a Logistics Project Manager – Automotive, you will manage end-to-end part supply processes for test vehicles, ensuring timely delivery of components. You will coordinate supply chains, track deliveries, and automate manual tasks. Excellent German and English skills are required.

AIT Engineer specializing in Power Systems will integrate, test, and validate satellite electrical power subsystems. Requires 5+ years of experience in power or hardware distribution architectures, troubleshooting, and integration workflows. Must have a Bachelor's or Master's degree in a relevant field and fluency in English.

Electrical Engineering Intern to gain hands-on experience with power system applications. Support senior engineers in real electrical infrastructure projects.