controller English-speaking jobs in Tienen

Brussels Airlines seeks self-employed Temporary Contract Captain with A320 type rating. Requires EASA ATPL(A), 5000h total flight hours on CS-25 aircraft, and 1000h PIC hours A32F. Must hold Medical Class I.

The Client Data Lead ensures client data across Global Clients is accurate, structured, and governed. This role drives data quality, hierarchy governance, and process compliance within CRM platforms.

Manages product portfolio development and strategic procurement within specialty chemicals. Responsibilities include supplier negotiation, market analysis, and driving business growth through new opportunities. Requires 5+ years of relevant experience.

Inside Sales Executive responsible for the full sales process, including prospecting, negotiations, and account management. Requires sales/business development experience, strong problem-solving, and fluency in Dutch and English.

Manage end-to-end mission critical space system solutions from concept through operations. Deliver projects meeting objectives in time, cost, and quality while leading cross-functional teams.

QA/RA Specialist manages QMS operations, including CAPAs, non-conformities, and complaints. Responsibilities cover audits, regulatory watch, and technical documentation. Requires a relevant degree and 1-2 years of experience in medical device quality/regulatory affairs.

Cybersecurity Architect to create and improve security architectures, models, and specifications. Responsibilities include assessing controls, collaborating on risk analysis, and ensuring IT system resilience. Requires extensive experience and relevant certifications.

Temporary Sales Assistant role in a boutique. Responsibilities include welcoming customers, offering personalized experiences, developing loyalty, handling transactions and stock, and implementing visual merchandising guidelines.

Medior Business Functional Analyst needed to translate business needs into technology solutions. Responsibilities include requirements gathering, functional design, and supporting end-to-end solution delivery. Requires 3-5 years of experience.

Delivering first- and second-line operational support for network services. Duties include monitoring, troubleshooting, and optimizing network infrastructure, supporting deployments, and implementing security controls. Requires NATO SECRET clearance and specific technical experience.

Internal Legal Advisor to support operations, contracts, compliance, and corporate governance for a global professional services firm. Requires a Belgian Master's in Law and 3-5 years of legal experience.

Deliver accurate weekly sales forecasts for an SKU and customer portfolio. Analyze trends, manage baseline forecasts, and collaborate with stakeholders to create total expected demand. Requires analytical skills and experience in an FMCG environment.

Email Marketing Intern supporting efficy CRM marketing across email campaigns, event coordination, and partner relations. Requires native Dutch and full English fluency.

Junior Cyber Project Manager to coordinate and oversee cybersecurity initiatives within the Infrastructure and Security team. Requires practical experience in cybersecurity and IT to ensure timely delivery and compliance with standards.

Mainframe Security Engineer with 10+ years of experience and RACF Security Administrator certification. Manages mainframe permissions, maintains RACF, handles encryption, and provides compliance evidence.

Junior Revenue Analyst role supporting revenue maximization for a Belgian hotel group. Responsibilities include data quality checks, performance analysis, and strategic decision support. Requires analytical skills and hospitality experience.

Bid Manager to identify, prepare, and manage responses to international tenders. Responsibilities include market analysis, drafting proposals, and supporting technical/financial documentation. Requires 5+ years in international cooperation and fluency in French and English.

Architect AI/ML Engineer to lead design and implementation of scalable data infrastructure supporting AI/ML initiatives. Responsibilities include ETL pipeline design, data governance, and ML enablement within a cloud transformation. Requires 5+ years in Data Engineering.

Sales Support Specialist provides operational support to Tenders and Sales Support teams. Responsibilities include managing tender files, monitoring deadlines, and supporting Key Account Managers. Fluency in French and Dutch is required.

Sales Advisor for a temporary 18h/week contract. Provide high-level customer service, assist at the cash desk, and manage stock replenishment and merchandising. Requires strong communication and adaptability.