customer service English-speaking jobs in Alcalá de Henares

Customs Compliance & Operations Manager needed for a new business entity in Zaragoza. Expert customs knowledge and technical support to operational teams are required. Responsibilities include AEO authorization management, relationship with Spanish Customs and Tax administration, and analysis of customs flows and processes. The role requires a university degree in tax & legal or Spanish Customs administration, at least 5 years of customs experience, and fluency in English and Spanish.

Treasury & Compliance Analyst ensures business continuity of treasury operations, statutory compliance, and administrative financial processes. Manages cash positioning, bank balances, payment runs, and supports cash flow forecasting. Documents finance SOPs, ensures internal control compliance, and supports SAP FI processes.

Develop and implement digital advertising strategies for Dutch businesses, maximizing ROI and contributing to client growth across EMEA.

Analyze multicore platforms, develop software for testing, and identify bottlenecks in hardware/software systems. Design and run software tests, develop low-level libraries, and integrate tools into real-time systems. Collaborate on aerospace projects.

Technical Writer will create user-friendly documentation by translating complex technical concepts and source code into clear content. Collaborate with engineers, utilize AI-assisted tools, and ensure documentation accuracy, clarity, and usability. Must have 3+ years of experience in a related role, ability to understand and read code, and strong critical thinking and communication skills.

Leads and scales revenue across B2B and B2C channels, defining and executing sales strategy, building a high-performing team, and driving data-driven growth. Builds the commercial function from the ground up, including processes, tools, and team structure. Manages B2B and B2C sales channels, develops strategic partnerships, and oversees the online sales channel and concierge function. Owns Salesforce CRM, analyzes data to inform strategic decisions, and reports on key sales KPIs. Requires 8+ years of progressive sales experience, with at least 5 years in the luxury sector.

Intern to support Key Account Manager and Retail Managers in Madrid. Fluent in Spanish and Chinese required. Assist with operational tasks, purchase order management, internal process coordination, data analysis, and project follow-up.

Sales Operations Intern to support US and APAC market growth. Tasks include lead sourcing, CRM data management, workflow improvement, and sales performance analysis. Requires proficiency in English and another language (French, Spanish, Dutch, or German), data analysis skills, and availability for a 6-month full-time internship.

Night Supervisor provides guest service, manages overnight reservations, and conducts nightly audits and balancing for all hotel departments.

Field Sales Representative to manage operations across Spain and Portugal. Responsible for the full sales cycle, from prospecting to account management. Requires 2-4 years of field sales experience in FMCG, food distribution, or wholesale. Must be punctual, have a valid driving license, and be prepared for regular travel. Fluent Spanish required, additional language proficiency is a plus.

Senior Electrical Engineer to plan and work on water treatment solutions design for Data Centre projects. Experience in industrial projects, especially Oil & Gas, energy, or water treatment required. Knowledge of IEC, UL, NFPA standards and CAD tools like AutoCAD Electrical and EPLAN P8. Minimum English B2 level.

MAKE is seeking a Community & Social Media Manager to build and manage online communities and social media presence. Responsibilities include creating and managing content, engaging with creators, and tracking performance across platforms.

International Auditor role within Nestlé Internal Audit's Step UP program. Over a 3-4 year journey, participants gain exposure to Nestlé's global operations through diverse audit assignments. Contribute to risk-based audits and advisory reviews across business units, factories, and head offices worldwide. Assess risks, evaluate controls, and provide insights to support informed decision-making.

Physician to provide concierge medical services at corporate events in Barcelona. Must have an active Spanish medical license and at least 2 years of ER experience.

Provide customer service via phone, email, chat, and social media for the New Balance brand. Fluency in German and English required.

Business Developer to lead end-to-end onboarding of FMCG manufacturers, open new channels, and develop new services. Collaborate across operations, sales, and finance to shape strategies and achieve objectives. Analyze markets, identify potential partners, and manage projects. Requires a degree in a related field, 3+ years of experience in FMCG, operations consulting, or similar, and strong P&L knowledge.

Provide warm, efficient service in a luxury, high-volume Japanese robatayaki restaurant. Maintain a welcoming atmosphere and assist guests with menu knowledge.

Freelance Data Center Technicians provide on-demand support to global data centers. Responsibilities include hardware installation, troubleshooting, network management, and documentation. Expertise in data center equipment, software, and security protocols is required.

CyberArk PAM Engineer to administer and operate CyberArk PAM environments, providing support, managing objects, and onboarding applications. Requires hands-on experience with CyberArk components, scripting skills, and familiarity with Windows/Linux systems.

Design, implement, and improve large language models using quantum-inspired technologies. Conduct evaluations, fine-tune models, and propose enhancements. Act as a domain expert in LLMs, understanding use cases and identifying opportunities for innovation.