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Cytel is seeking a Senior/Principal Statistical Programmer (SAS + R) to work remotely with sponsor-dedicated engagement, embedded within a pharmaceutical client, under Cytel's program. The role demands independent work, high-quality data delivery, and coordination with CROs across studies. The successful candidate will develop and validate SAS and R...

Lever, Inc. is seeking a Lead Vulnerability Intelligence Analyst based in Spain to drive real-world risk assessment of newly disclosed vulnerabilities. You will validate exploitability, analyze active exploitation, and translate findings into actionable intelligence for customers. As a technical lead, you will design honeypots, automation, and tooling,...

IFS is seeking an experienced Senior Product Manager to lead strategy, discovery and delivery of workforce and resource management solutions for Construction & Engineering and adjacent industries. You will drive initiatives from discovery through adoption, collaborating with customers, engineering, design and industry experts to validate opportunities and...

Aceolution in Madrid is seeking a Partner Development Lead Manager to drive the Android Enterprise partner ecosystem across Spain. You will enable partners, oversee training compliance, validate expertise, and manage programs to ensure partners meet requirements. Collaborating with cross-functional teams, you’ll monitor onboarding, provide regional...

Ubisoft Barcelona is seeking a Technical Artist to bridge art and tech in Rainbow Six: Siege workflow, collaborating across 3D, texture, concept, and character teams. You’ll ensure assets like uniforms, headgear, charms, and weapons are efficiently integrated into the game engine, while maintaining visuals and performance. You will derisk concepts,...

Lever, Inc. is seeking an experienced Offensive Security Engineer based in Spain to join a hands-on security team. You will simulate sophisticated attacks across cloud compute, storage, networking, and AI infrastructure, contributing to scalable red team programs and security research. You will work with detection and security engineering teams to validate...

Refinery89, a Dutch AdTech company with Madrid roots, seeks a Senior Ad Tech Specialist to own complex investigations across live publisher stacks. This is a remote, EU-time-zone, 6-month contractor role. You will diagnose issues, reproduce problems, validate fixes, and translate findings into precise specifications for the Development team, with deep...

Longi Solar is seeking a BESS Delivery & Service Engineer (Utility Scale) to oversee the execution and lifecycle support of large-scale battery energy storage projects after sales closure. The role covers technical delivery, commissioning, and ongoing maintenance support, coordinating with EPCs, grid operators, and project stakeholders. You will manage...

Synthires is seeking experienced Mechanical Engineers to support a project focused on developing advanced AI systems for engineering applications. Leverage your expertise in mechanical design, 3D CAD, technical drawings, and FEA to train and validate AI outputs. No prior AI experience required; domain knowledge matters. Responsibilities include creating 3D...

Allianz Technology is seeking an IT Business Analyst in Barcelona to bridge business needs and development teams. You will elicit, analyze and document requirements, translate them into user stories and acceptance criteria, and collaborate closely with product owners and testers in agile cross-functional teams. You will model business processes, validate...

The Ai Training Company is seeking experienced Data Analysts and Data Governance professionals for a remote AI training project focused on large-scale business data. You will review, validate, and quality-check datasets and documents while ensuring privacy and PII requirements. Ideal candidates bring data analysis, data quality, and document review...

Alstom is seeking a full-time Brake System Engineer in Getafe (Madrid) to handle system engineering tasks, validate components, and support project management. The ideal candidate will have a degree in engineering, at least 3 years of experience as a railway system engineer, and a B2 level of English. Enjoy a career with innovative projects, cutting-edge...

T-Systems is seeking a highly capable engineer for a dedicated hardware performance laboratory in Madrid, focusing on testing and optimizing the Private Telco Cloud. You will run standardized benchmarks, validate new hardware, and assist with architecture decisions while collaborating across international teams. The role emphasizes automation, data analysis,...

Trespa International B.V. seeks a Quality Engineer to turn data into structural improvements across production lines. You will monitor quality performance, investigate deviations, and translate findings into actionable improvements ensuring robust specifications and inspection methods. You will work with Production, R&D and process engineers to apply...

Alignerr is seeking a Security Operations Analyst for AI training purposes.This remote, hourly contract role focuses on hands-on SOC work to help AI understand and respond to security incidents, with flexible hours across time zones.You will analyze incident scenarios, classify threats, review detection logic, and help validate AI triage workflows while...

Fia is seeking a Project Controller to manage the financials of large-scale engineering and architectural projects. This role partners with Project Managers, Contract Managers and Operations to ensure compliant reporting, forecasting and risk management throughout the project lifecycle.You will structure cost models, validate revenue recognition, and drive...

Funditec is seeking a Cognitive AI Researcher to join the Intelligence unit. You will design and validate AI systems capable of interpreting language, reasoning about objectives, and assisting decision-making in security, robotics, and defense. The role emphasizes human-centered evaluation and robust experimentation. Applicants should have strong Python...

Alignerr invites experienced development economists to shape AI training for global economics. Contribute to evaluating, refining, and contextualizing AI outputs on growth, poverty, inequality, trade, and policy in a fully remote, flexible freelance role. You will review AI-generated content, provide structured feedback, validate models and data...

ARQUIMEA Advanced Systems in Torrejón de Ardoz, Madrid, seeks a Master’s-educated Naval Engineer to design and validate unmanned vessels (USVs) and unmanned submarines, covering hull, propulsion, sensors, and onboard integration. You will develop navigation and control algorithms, supervise technical documentation, coordinate with engineering, production,...

ARQUIMEA is seeking a Power Electronics Engineer to design and validate hardware for embedded systems across aerospace, defense, and industrial sectors. You will lead hardware development from schematic design through prototype bring-up, testing, and validation, collaborating with firmware and mechanical teams. The role emphasizes solid fundamentals in power...