Untitled design (39)

Meet Marianna

  Consultant

  Life Sciences

  m.tomkova@sire-search.com

  +31 (0)20 658 9800

  https://www.linkedin.com/in/mariannatomkova/

Marianna is an experienced consultant in the Life Sciences sector, connecting top talent with leading organizations. She specializes in strategic recruitment, helping companies build high-performing teams.

Jobs

Senior Manufacturing Technician


Breda, Noord-Brabant

Sector: Pharmaceuticals

Job ref: 56633

The Company  The company is a global biotechnology company dedicated to improving the lives of patients. In Breda they focus on preparing, planning, and coordinating the shipping and distribution of clinical trial materials.  Role Description As a Manufacturing Technician working on a 3-shift roster, you will be responsible for operating high-tech production lines in a…

Financial US GAAP Accountant


Oss, Noord-Brabant

Sector: Pharmaceuticals

Job ref: 57015

The Company The client is big pharma focusing on women’s health and planned parenthood.  Role Description The Accounting plays a key role in ensuring accurate and timely financial reporting for NV Organon and its holding entities. Reporting to the Associate Director –  Entity Controller, this position focuses on compliance with US GAAP, Dutch GAAP, and management reporting standards. The role requires close collaboration with internal teams such as Entity Controllers, Manufacturing Controllers, Enterprise Services and Solutions (ESS), Costing, and Tax teams. Based in the Netherlands, the Senior Specialist ensures strong financial controls, statutory compliance, and effective coordination with global service centers.  Responsibilities Coordinating monthly financial closing for NV Organon and multiple holding companies in line with US GAAP. Managing accounting practices and…

Head of Engineering & Maintenance


Haarlem, Noord-Holland

Sector: Pharmaceuticals

Job ref: 57036

The Company    This client focuses on diseases where the need for new medicines is high and the cost high. This multinational is known as one of world’s biggest generic drug manufacturers. In the Netherlands, the core focus areas are neurology and pulmonology and the marketing of products for rheumatological conditions Role Description The Head of Engineering…

eCommerce Marketing Manager


Amsterdam, Noord-Holland

Sector: Food

Job ref: 57066

The company The client is a global most recognizable food and beverage brand in Amsterdam.  Role Description This global position within the eCommerce team focuses on managing the eCommerce content hub and supporting performance marketing efforts across major online retail platforms worldwide. The role is pivotal in delivering best-in-class content for pure-play retailers—particularly Amazon—while collaborating with global and local teams to drive affiliate and performance marketing initiatives that accelerate online growth.  Responsibilities Serving as the central owner of the global eCommerce content hub, overseeing the creation, optimization, and deployment of content assets across markets. Developing and refining high-quality content for pure-play retailers, with a strong emphasis on Amazon and other key marketplaces. Continuously optimizing Product Detail Pages (PDPs), including titles, descriptions, bullet points, enhanced content, imagery, videos, and retailer-specific assets such as banners and brand stores. Ensuring all content adheres to brand guidelines while being tailored for retailer algorithms,…

ABB 800xA Automation Engineer


Zoetermeer, Zuid-Holland

Sector: Food

Job ref: 57073

The company Our Client is a world leader in Essential dairy, plant-based product, early life nutrition and medical nutrition. By maintaining a clear and consistent brand value, their mission and products became popular enough to allow them to operate worldwide. Besides specializing in therapeutic food and infant formula, they collaborate in researching several diseases to make…

eCommerce Analyst


Amsterdam, Noord-Holland

Sector: Food

Job ref: 57079

The company The client is a global most recognizable food and beverage brand in Amsterdam.  Role Description The eCommerce Analyst plays a central role in strengthening global online retail results across Amazon and major grocery retailers. This position is responsible for generating clear, actionable insights and building scalable, standardized reporting and analytics practices used across global and regional teams. Ideal for someone with solid experience in eCommerce or retail analytics, this role offers the opportunity to take full ownership of global reporting frameworks, influence how performance is measured across markets, and collaborate closely with regional stakeholders….

Cell Therapy Professional


Hoofddorp, Noord-Holland

Sector: Pharmaceuticals

Job ref: 52992

The company This client is a trailblazer in immunotherapy and engineered T cell therapy, revolutionizing cancer treatment with personalized solutions. Their dynamic and constantly evolving environment fosters daily breakthroughs, showcasing collective and individual capabilities. This company is seeking highly motivated individuals to join in developing innovative cancer immunotherapies and delivering these treatments to patients in need.   …