English-speaking jobs in Santander

Accounts Receivable Intern will monitor accounts, investigate outstanding debts, contact clients, and process payments. Requires a finance background, English fluency, and knowledge of billing and collection techniques.

The Customer Administration Specialist (Billing) will review billing volumes, analyze and manage billing rules, and interact with other departments to resolve incidents and modify contract conditions. The role requires proficiency in English, strong analytical skills, and experience with administrative tasks.

Senior Security Engineer with strong Incident Response experience will strengthen EDR/XDR and DLP configurations, define security event detections in SIEM, and improve incident response playbooks.

The Engineering Manager leads and develops a team of 20 engineers, ensuring the execution of multiple concurrent R&D projects. Responsibilities include project planning, resource allocation, team management, and communication with customers and stakeholders.

Data Analyst needed for a foundation focused on innovation and R&D. Responsibilities include defining, monitoring, and analyzing KPIs to evaluate product and service performance. Experience with large datasets, Python, and Power BI is required. Fluent English is essential.

Lead the infrastructure direction for a FinTech payment processing holding. Design fault-tolerant architecture, manage multi-account AWS environments, and lead a small DevOps team. Expertise in AWS, Kubernetes, Terraform, and security best practices required.

RF/MW Solution Engineer needed to lead customer engagements, demonstrate Keysight products, and support sales. Requires a Bachelor's degree in Electronics Engineering, experience with RF/MW/mmW communications systems, and fluency in English and Spanish.

Develop intelligent sensor inks for food packaging, from formulation to industrial validation. Responsibilities include synthesis, characterization, printing trials, and collaboration with data and computer vision teams.

Provides operational and technical support in the laboratory, performing chemical tests and contributing to project development. Prepares laboratory equipment and documentation, and supports the efficient operation of the laboratory.

Manage, operate, and improve Dynatrace observability platform in complex enterprise environments. Administer, configure, and monitor Dynatrace, analyze performance issues, and collaborate with teams to ensure service reliability.

Founding GTM for Uptail, a company building AI agents for B2C sales. Own the entire sales funnel, build a pipeline of qualified leads, and close deals across Spain and Europe. 2+ years of B2B sales experience required. Fluent in Spanish and English.

Leads all operational aspects of a waste-to-fuel facility, ensuring safety, quality, and efficiency. Manages on-site teams, oversees maintenance, and ensures regulatory compliance. Implements continuous improvement initiatives and supports site expansion.

Provide customer service support to dealers and end users via phone and email, resolving technical issues and product inquiries. Collaborate with internal teams to address complex cases and maintain accurate customer records.

Provides legal advice to business units on M&A, corporate, commercial, and civil matters. Advises on the legal implications of company strategy and initiatives. Supports M&A transactions, including drafting and negotiating transaction documentation.

Review online advertisements, rating their relevance to search terms and providing feedback on language and cultural appropriateness. Contribute to improving the quality and layout of internet ads.

Junior RF Engineer (Chinese) needed for radio network optimization, data analysis, and digital platform maintenance. Must have a science or engineering background, strong logical thinking, and fluency in Chinese.

Sales Representative / Business Developer responsible for developing new business and managing client accounts in Northern Spain and the Central region.

QuiverTree Media seeks a Key Account Manager to manage and grow strategic airline relationships. This role involves account ownership, internal coordination, client presentations, and project management.

Regulatory Affairs Specialist supporting product registrations and market access for women's health food supplements in EU and ROW markets. Experience with EU food supplements and understanding of international regulatory requirements are required.

Provide customer support for the evoke brand across multiple communication channels. Resolve customer issues, collaborate with internal departments, and ensure a positive customer experience while adhering to regulatory standards.