66 English-speaking jobs in Haarlem

Team Leader to oversee daily logistics operations, manage inventory, and coach a team focused on efficient server and component distribution.

Designs and implements lean management system components for quality control and assurance ecosystems. Develops operating standards, oversees pilots, and drives continuous improvement. Collaborates with stakeholders, analyzes best practices, and ensures consistency across ecosystems.

Freelance recruiter needed for high volume hiring in the multilingual BPO sector. Source candidates, conduct interviews, and build relationships. Must be proficient in English and have experience recruiting internationally.

Integration/XML tester to design, develop, and maintain automated test suites for integrations using ReadyAPI. Validate and test large messages, ensuring alignment with business and technical requirements. Perform functional, regression, and integration testing.

The Head of Translational & Precision Medicine leads the TPM division and designs and implements TPM strategies to enhance clinical program success. This role collaborates with R&D functions to identify opportunities for drug candidate selection and develops comprehensive TPM scientific plans. The Head of TPM will also advise R&D functions on all TPM-related aspects of science, medicine, regulatory strategy, and intellectual property.

Datacenter Operations Engineer needed for a 24/7 shift-based team in Haarlem. Focus on server hardware, installations, and troubleshooting to ensure smooth datacenter operations. Requires experience with server hardware, Linux and Windows operating systems, and server troubleshooting.

Leads the deployment of Teva Global Operations (TGO) strategy, designing and managing processes to ensure cross-functional integration and timely execution. Oversees a team of ~5 and collaborates with strategy pillar leads, business analysts, finance, and functional stakeholders. Reports to the VP/SVP of TGO Strategy.

Iron Mountain seeks a Critical Facilities Technician for a full-time, shift-based role in a 24/7 data center environment. Responsibilities include maintaining and overseeing critical electrical, HVAC, civil, and building management systems. The ideal candidate will have strong attention to detail, organizational skills, and a customer service mentality. Experience in a critical operations environment is preferred.

Head of Sales will own the full sales pipeline, develop the sales playbook, and manage an SDR. Responsibilities include prospecting, managing deals, and coaching the SDR. Must have 3+ years of B2B sales experience, experience selling datacenter, hosting, or managed services, and be fluent in English.

Finance and administration support for a global datacenter services provider. Responsibilities include invoice processing, vendor payments, expense tracking, and monthly financial reporting.

Outbound Sales Development Representative for Datacenter Services in DACH/Benelux markets. Focus on prospecting IT directors, infrastructure managers, and procurement leads at mid-market and enterprise companies. Execute 50+ personalized outbound touches daily, qualify leads, and book discovery calls.

Machine Learning Engineer needed to build and optimize ML models for large datasets. Requires advanced degree in a quantitative field, strong mathematical and statistical skills, and experience with ML tools like LightGBM, TensorFlow, and scikit-learn.

Team leader responsible for the execution of operational processes, service, productivity, and safety during assigned shifts. Leads a team of order pickers and riders, providing guidance and support. Requires managerial experience, preferably in logistics, retail, or catering. Must be available for at least 24 hours per week, including evenings and weekends.

Outside Sales Executive for The 10% Club. This is a hunter role requiring 80% field presence and a proven track record of exceeding sales targets. Must possess strong communication skills, fluency in English (C1/C2 level) and one or more European languages. Uncapped commissions and a zero micro-management environment.

Payments Data Analyst will collaborate with stakeholders, Payment Service Providers, and portfolio companies to enhance payments operations. Responsibilities include data analysis, pipeline development, and reporting. Requires 5+ years experience in complex environments, payments ecosystem knowledge, and proficiency in Python (especially PySpark, Pandas).

Validation Engineer needed for 12-month contract (potential extension). Lead and execute IQ, OQ, and PQ qualification activities for equipment like steam sterilizers, lyophilizers, and depyrogenation tunnels.

Senior Network Engineer to design, implement, and maintain advanced network solutions. Requires 5-7 years of experience in network engineering, Cisco technologies, network security, voice systems, and automation.

Operations Engineer will maintain and ensure the continuous operation of web platforms serving millions of users. Responsibilities include monitoring systems, resolving issues, and advising development teams on backend techniques. Requires 7+ years of experience in a backend role, proficiency in PHP, and strong understanding of operating systems.

Manufacturing Engineer needed to develop work instructions and matrix lists for aircraft wiring harnesses. Collaborate with engineers and quality teams to support production and drive continuous improvement. Requires an HBO in electric or mechanical engineering, Dutch nationality, and experience with Microsoft Word and Excel.

Senior Risk Manager needed for international prop high frequency trading firm. Design, implement, and monitor real-time risk controls and data-driven frameworks to mitigate market, operational, and technology risks.