English-speaking jobs in Móstoles

Senior Linux Infrastructure Engineer to support enterprise infrastructure operations in a large-scale, mission-critical environment. Responsibilities include administering Linux systems, managing virtualization platforms (Proxmox), and supporting network services. Requires 5+ years of experience administering enterprise Linux systems, strong networking knowledge, and experience with automation tools (Ansible, Terraform).

The Head of Internal Audit will oversee internal audit activities within a regulated payments environment, ensuring compliance with regulatory requirements. This role will monitor external audit providers, review audit reports, and report findings to senior management and the Board.

QA Specialist to ensure compliance, product integrity, and operational excellence in a new pharmaceutical facility. Review and approve qualification/validation documents, maintain aseptic techniques, and provide QA oversight for CQV activities.

Support Engineer for the FCAS program ensuring product and system supportability. Responsibilities include establishing RAM/PMA requirements, performing analyses, developing maintenance plans, and collaborating with various teams. Requires a degree in Aeronautical, Industrial, or Telecommunications Engineering and experience in systems analysis, reliability engineering, and preventive maintenance analysis.

Iberostar Hotels & Resorts seeks a Teppanyaki Specialist to prepare and cook dishes, interact with diners, and maintain a clean and safe work environment. Experience in Teppanyaki service, excellent customer service skills, and knowledge of food safety are required.

The Business Development Executive - Vendor Incubation will translate vendor strategic priorities into business plans and coordinate execution with internal teams. This role supports vendor growth initiatives, market share expansion, and strong vendor collaboration.

Client Solutions Manager manages the lifecycle of creative campaigns for premium brand accounts. Responsible for client retention, revenue growth, performance advocacy, and process optimization. Requires 3+ years of experience in client success, account management, or project management within a digital agency or SaaS environment.

Supervises installation, commissioning, and maintenance of power transformers and GIS equipment. Provides on-site technical service, troubleshooting, and training. Manages returns, claims, and reports. Requires a degree in Electrical Engineering and 3-5 years of experience. Fluent English required, French or Italian a plus.

Leads end-to-end onboarding of new FMCG Manufacturers, develops new services, and drives inorganic growth by analyzing markets and identifying potential partners. Collaborates with operations, sales, and finance to shape strategies and manage projects.

Senior Embedded Software Engineer to develop real-time software under Linux and RTOS in C and C++. Requires 6+ years of experience developing embedded software and firmware, defining software architectures, and understanding the software/hardware interface. Experience with avionics, automotive, or space development is beneficial. Must be authorized to work in the EU.

Senior Software Engineer to design, develop, and maintain mobile applications for public transport operators and drivers using React Native and TypeScript.

Luxury Rental Advisor needed for a high-impact role specializing in premium rentals within Barcelona's prime residential areas. Manage international client inquiries, curate property presentations, and negotiate agreements. Requires 3-5 years of experience in prime residential real estate, a proven track record of closing high-value transactions, and fluency in English and conversational Spanish.

Red Team Security Engineer to conduct penetration tests, vulnerability research, and threat modeling against a global cloud platform. Requires 5+ years in offensive security, advanced penetration testing certifications, and expertise in exploitation frameworks and scripting.

Senior Pre-Sales Consultant (Freelance/Autónomo) to architect Transport Management System (TMS) solutions for multinational clients. Lead the full pre-sales journey, from discovery workshops to technical handover.

Experienced Key Account Manager needed for leading iGaming company. Manage and grow relationships with key online casino operators, identify growth opportunities, and collaborate with internal teams. Fluent Spanish and English required.

Supervises shift-based operations within a Network Control Center, ensuring service delivery, incident handling, and process adherence. Acts as an escalation point, supports team development, and ensures operational continuity.

Senior Client Accountant will manage accounting for a portfolio of client companies, focusing on a specific sector. Responsibilities include preparing financial statements, tax filings, and managing a team. Requires 6+ years of experience, a degree in Accounting or Business Administration, and strong English proficiency.

Manage high-volume inbound and outbound sales motions across all stages of the sales funnel via phone, email, video, and social media outreach for B2B. Document prospect and customer interactions on Salesforce and transition qualified leads to the onboarding team.

Experienced UI/UX Lead to own design function for mobile tabletop-style casual games. Lead ideation, execution, and mentorship of UI/UX designers. Expert Figma skills and a strong mobile game UI portfolio required.

Experienced Electrical Engineer (PMC) needed for steelmaking project. Focus on project management, technical assurance, and stakeholder coordination for electrical systems. Responsibilities include design review, compliance oversight, 3D model coordination, and site supervision. Requires Bachelor's degree in Electrical Engineering and experience in heavy industry projects.