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…

Cell Therapy Specialist


Hoofddorp, Noord-Holland

Sector: Biotechnology

Job ref: 54115

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.   …

Calibration and Maintenance Engineer


Nijmegen, GE

Sector: Medical Devices

Job ref: 57545

The Company  The client is a medical technology company specializing in synthetic surgical hemostats and sealants. They are a part of an American global medical devices and pharmaceutical group. Role Description The client is seeking a Calibration Engineer to join its Nijmegen site. Reporting to the Engineering Manager, this role is responsible for ensuring full calibration compliance of production and measurement equipment used in the manufacture of…

Maintenance Work Planner


Veghel, Noord-Brabant

Sector: Food

Job ref: 57432

The Company   The client is one of the Netherlands’ biggest dairy products manufacturers who is also active globally.    Role Description As a Maintenance Work Planner  in Veghel, you determine the scope and scale of upcoming technical activities. You assess required labor hours, lead times, costs, materials, and procedures, ensuring all work can be executed safely and efficiently. You coordinate closely with both internal and external technicians, distribute tasks based on short? and long?term planning, and ensure ordered or reserved materials are available on time. You serve as the central point linking production, technical services, contractors, and stakeholders to maintain a smooth operational flow in a highly automated process?industry environment.  Responsibilities Defining the scope and requirements of maintenance and technical work, including labor estimates, materials, costs, and safety preparations. Requesting and evaluating quotations for materials and external services, selecting the most suitable suppliers or contractors. Aligning daily and long?term planning with technicians, production teams, and other stakeholders. Monitoring material availability and adjusting planning when incidents…

Order Processing Specialist


Rotterdam, Zuid-Holland

Sector: Chemicals

Job ref: 57570

The Company The company is a global chemical company and one of the largest producers of plastics, chemicals, and refining products. It specializes in the production of polypropylene, polyethylene, advanced polymers, and other chemicals used in a wide range of industries, including packaging, automotive, and construction.    Role Description As an Order Processing Specialist, you play…

Value Creation Plan Project Manager


Amsterdam, Noord-Holland

Sector: FMCG

Job ref: 57571

The Company  The client is a global most recognizable food and beverage brand in Amsterdam.   Role Description The client is looking for a Project Manager supporting the 3?Year Value Creation Plan (VCP) to play a pivotal role in shaping strategic, financial, and operational plans across regions. Embedded within the core team, you work closely with senior leaders to harmonize methodologies, drive analytical rigor, and translate business insights into clear, actionable strategies. This position offers broad exposure to global markets, cross?functional leadership, and transformation initiatives within a fast?moving, high?growth organization.  Responsibilities Gathering and consolidating inputs from global markets and regions, ensuring consistent methodologies, templates, and quality standards. Supporting the HQ team in creating 3?year strategic and financial projections across cost, cash, and investment categories (including COGS, BMI, overheads, and cash flow). Quantifying a dedicated e?commerce initiative, delivering a full P&L in coordination with central e?commerce teams and regional markets. Identifying and defining enablers required to achieve the long?term plan. Facilitating workshops and working sessions with central, regional, and local leadership teams. Turning complex analyses into clear, decision?ready deliverables, primarily in Excel and PowerPoint.  Acting as a strategic thought partner to Group and Regional leaders, constructively challenging assumptions to ensure robust decision?making.  Requirements…