English-speaking jobs in Móstoles

Human Factors & Usability Engineer will own and contribute to comprehensive design initiatives across the full product life cycle. The role involves serving as the Human Factors SME for development projects, leading the definition and implementation of HFE strategy, and creating and maintaining HFE documentation. The engineer will also plan and execute user studies, manage external vendors, and support regulatory submissions.

The Carlos Simón Foundation seeks an Administrative professional to support the Finance and Administrative Department. The role involves general accounting tasks, invoicing, tax preparation, administrative support, and process improvement. Two years of experience in a similar role is required.

QA Automation Tester will build and maintain automated tests for web and APIs. Collaborate with developers and product teams to understand features and test needs. Improve test coverage and speed up release cycles. Track bugs, analyze failures, and help fix issues. Must have 3+ years of experience as a QA Automation Tester, Java, Selenium, Git, CI/CD tools, Maven, Spring, Browserstack, TestRail, RestAssured, and SQL. Fluent communication and documentation skills in English and Spanish.

Senior Program Manager to oversee diverse business programs and strategic initiatives within Iron Mountain Data Centers. Experience in data center facilities operations, critical infrastructure, and colocation services is required.

Project Manager to lead security and infrastructure software projects globally. Define scope, timelines, budgets, and risks. Coordinate cross-functional teams and ensure delivery of high-impact projects.

As People Development Manager, you will design and deliver development strategies to strengthen organizational capability and nurture talent. You will build and implement performance development approaches, enhance career pathing frameworks, and partner with HR Business Partners and leaders to identify and address capability gaps.

Junior In-House Multimedia Designer will create visual assets for a food biotech company. Responsibilities include developing print and digital content, motion graphics, and video. Requires proficiency in Adobe Creative Cloud and a degree in Multimedia or Graphic Design.

Innovation Manager will partner with the Innovation Director to execute and scale innovation initiatives in Spain and internationally. The role involves translating strategy into roadmaps, designing and testing products and services, and supporting the adoption of AI in business processes.

FEDCEL GROUP seeks Customer Support Agents fluent in Turkish and English to provide phone, email, and chat support to Turkish-speaking clients. Agents will troubleshoot issues, record interactions, and collaborate with internal teams.

Experienced Project Manager needed for a leading automotive project. Lead and coordinate complex projects, ensuring alignment with timelines and deliverables. Collaborate with specialist groups and drive change management. 5+ years of project management experience, knowledge of change and lifecycle management, and ramp-up in production environments required. Degree in Engineering, Project Management, or similar. Fluent in German and English.

DevOps / Infrastructure Engineer to lead Quipu's infrastructure. Manage Infrastructure-as-Code, deployments, and legacy component migration. Support engineering teams with environment provisioning, CI/CD, and debugging.

Renewals Sales Specialist will proactively contact vendors to retain accounts and handle account queries. Responsibilities include meeting productivity targets, securing renewals, and building strong vendor relationships. Successful candidates have strong phone presence, excellent communication skills, and experience in retention sales.

Pylontech seeks a Business Development Manager to lead growth in the Iberian region's Commercial & Industrial and residential energy storage segments. The role involves lead generation, strategy development, client relationship management, proposal preparation, contract negotiation, and project coordination.

Project Manager to lead and coordinate digital and Customer Success initiatives in Spain. Responsible for planning, executing, and rolling out IT and application-based projects aligned with the digital roadmap and Customer Success strategy.

The Project Manager leads the execution of construction works and installations, managing client, contractor, and subcontractor teams. Responsibilities include on-site coordination, technical support, training, and project documentation. Requires a Mechanical Engineering degree, construction knowledge, and fluency in English and Spanish.

Design, prototype, and iterate on user flows and interfaces for a financial technology product. Work within a cross-functional team to uphold design and usability standards. Gather and analyze feedback, and iterate on designs based on market needs and customer feedback.

Technical Illustrator needed for aerospace and defense projects. Create and update 2D and 3D technical illustrations for aircraft and defense systems documentation. Must have experience with ASD S1000D and structured documentation processes. Strong understanding of engineering drawings and CAD data required.

Junior Project Manager to manage multi-laboratory projects, ensuring on-time delivery, high quality standards, and excellent customer satisfaction.

The Chief Operating Officer will lead global operations and execution across product, AdTech, and mobile gaming business units. The COO will partner with the CEO and Board to scale the organization while maintaining speed, accountability, and a strong product-driven culture.

Senior Project Manager leads the delivery of complex, strategic programs across the organization, ensuring alignment with enterprise priorities and successful execution within scope and budget.