freelance English-speaking jobs in Castile-La Mancha

Manage and grow relationships with iGaming clients, ensuring smooth payment operations and driving revenue growth.

Develop PR strategies, manage influencer relationships, and support press activities for Desigual. Collaborate on events, analyze PR outcomes, and assist with press kit preparation and distribution.

Field Service Engineer needed for on-site installation, commissioning, and technical support of power equipment. Requires electrical or mechanical engineering degree, 2+ years experience, and fluency in Spanish and English.

Senior Coordinator for clinical packaging and labeling operations. Ensures timely delivery of packaged clinical supplies for studies from Phase 1 to Phase 4. Manages outsourced activities, reviews documentation, and collaborates with external partners. Requires experience in clinical packaging, R&D, GMP, GCP, and GDP. Strong proficiency in digital tools and reporting systems.

Cyber Sales Specialist will identify, qualify, and nurture leads for cyber security services. This quota-carrying role involves positioning and selling SCC Digital Cyber Services to existing and prospective clients.

Join YOUNG's 90-day Founder program to build and operate a real company. Work on active companies, take ownership, and iterate quickly. Performance is reviewed every two weeks.

The DevOps Infrastructure Engineer Expert designs and delivers features and solutions for multiple GIP products. Responsibilities include requirements gathering, solution design, and collaboration with product owners and technical leads. The role also involves managing GIP configuration data, ensuring its accuracy and consistency across products and platforms.

Provides legal support and advice on business operations in the EU. Drafts, reviews, and negotiates legal documents. Handles legal disputes and provides guidance on labor law, data protection, and corporate governance.

Project Manager to lead the delivery of utility-scale Solar PV and BESS projects (20MW+) in Spain. Full ownership from Ready-to-Build through construction and commissioning. Experience managing utility-scale Solar PV projects and EPC contracts required. Fluent Spanish and English essential.

Ad Success Representative will manage client relationships, oversee campaign processes, and provide insights to drive campaign success. Requires 3+ years of experience in customer success, account management, or ad operations. Proficiency in Salesforce, Google Sheets/Excel, Slack, and customer support platforms is needed. Fluency in English and German is required.

Site Leader for a leading multinational chemical company's manufacturing facility in Spain. Leads site operations, team performance, and business strategy execution. Requires a Master's degree in a relevant field and 10+ years of experience in industrial manufacturing leadership.

Ayesa seeks a Senior Business Developer & Project Manager for transport infrastructure projects in Europe, Middle East, Asia & Africa. Responsibilities include business development, market research, bid management, and project control and management. Requires a Civil Engineering, Architecture, or similar degree and 10-15 years of experience in the engineering sector. High English level required, Portuguese and Italian are valuable.

Consultant specializing in Transport and Infrastructure Strategic Consulting. Will work with leading transport operators, infrastructure developers, and investors on strategic, commercial, and operational challenges. Requires a Master's Degree in Civil Engineering or a related field, fluency in Spanish and English, and strong analytical skills.

Mechanical Engineer Trainee will assist in preparing technical specifications, coordinating with other disciplines, and ensuring contractual requirements are met.

The Safety Engineer ensures compliance with H&S requirements during construction and installation activities. The role translates corporate policies into project-specific safety requirements and monitors contractor compliance with applicable laws and project documentation. The Safety Engineer leads on-site H&S supervision, coordinates with authorities and project teams, and escalates critical risks.

Shape and scale DEKRA Digital Trust Services' Data Center TIC Services offering across cybersecurity, safety, sustainability, and system integrity. Define strategy, build a service portfolio, lead go-to-market activities, and establish a scalable delivery model. Lead a team, represent DEKRA externally, and translate offerings into service catalogues and delivery playbooks.

MIDAD Energy seeks a Senior Project Engineer with 10+ years of experience in Oil & Gas field development projects. The role involves leading the engineering and execution of surface facilities across the project lifecycle, coordinating multi-disciplinary teams, and ensuring project delivery within targets.

Stock Keeper (fixed-term coverage) needed for Barcelona Paseo de Gracia store. Responsibilities include managing stockroom product flows, monitoring stock levels, conducting daily counts, and ensuring proper storage and product rotation. Must have excellent communication skills, be a team player, and have fashion environment knowledge. Fluency in English is required.

Estimating Engineer for utility-scale PV and BESS projects. Prepares EPC cost estimates, develops CAPEX breakdowns, and coordinates with engineering, procurement, and construction teams. Requires 3+ years of experience in EPC estimating for utility-scale PV projects (≥50 MW) and experience with BESS projects is highly desirable.

Senior Account Executive to manage the full sales cycle, acquire new customers, and build long-term client relationships. Requires 2+ years of experience, proven sales skills, and the ability to engage with senior stakeholders. Native English fluency is required.