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Salary
$50k – $80k per year
Location
In office (Leiden)
Seniority
Junior · 2+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Oct 20, 2026. Johnson & Johnson scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Johnson & Johnson is a global healthcare company headquartered in New Brunswick, New Jersey, working across Innovative Medicine, its pharmaceutical business, and MedTech, which covers orthopaedics, surgery, cardiovascular, vision and robotics. Founded in 1886 and listed on the NYSE, it operates research, manufacturing and commercial sites worldwide, including Raritan, West Chester, Cork, Leiden, Zug, Norderstedt, Madrid and Shanghai, and the Ottava soft-tissue surgical robotics program in Cincinnati. Its openings span production operators, supply chain and transport leads, quality, tax and HR managers, data transformation, digital product and scientific roles.

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at jnj.com.

As guided by Our Credo, Johnson & Johnson is responsible to our employees who work with us throughout the world. We provide an inclusive work environment where each person is considered as an individual. At Johnson & Johnson, we respect the diversity and dignity of our employees and recognize their merit.

Job Function:

Discovery & Pre-Clinical/Clinical Development

Job Sub Function:

Biotherapeutics R&D

Job Category:

Scientific/Technology

All Job Posting Locations:

Leiden, South Holland, Netherlands

Job Description:

At Johnson & Johnson Innovative Medicine, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at https://www.jnj.com/.

Are you ready to be part of something groundbreaking? Do you want to make a real impact on patient lives? Are you passionate about innovation and teamwork? If the answer to these questions is yes, we are looking for you!

The Strategic Operations (SO) group is recruiting for an Associate Scientist, located in Leiden, The Netherlands. The SO group is part of the Analytical Development (AD) Department of the Advanced Therapeutics sector of J&J Innovative medicine and is responsible for a wide range of activities to support production of our new Cell & Gene therapy clinical products. These responsibilities include coordination and execution of release and stability testing, sample management, raw material release, change management, cell culture services, and assessing the controlled state of the cleanrooms and utility systems of the Advanced Therapeutic Production (ATP) facility. The SO group is a complementary team with different nationalities and backgrounds, working closely together in an international environment.

Job description

The Associate Scientist role is available within the Microbiology team and is focused on planning of sampling and testing activities, training of Microbiology operators and providing support in the execution of their tasks, supporting method verifications, performance qualifications and trend reporting to support the production of our new Cell & Gene therapy products in the ATP facility.

We are looking for an Associate Scientist with experience in Microbiology and cGMP, who enjoys working in a multidisciplinary environment with various local stakeholders. This role is for a developing individual contributor who independently performs routine tasks and troubleshooting, and non-routine tasks under supervision of the team manager and experts.

Key responsibilities:

  • Planning of routine and non-routine sampling and testing activities performed by the laboratory analysts in alignment with eLIMS scheduling, project timelines and various local stakeholders
  • Support Microbiology laboratory operations by performing sampling, testing, review, troubleshooting and training of the laboratory analysts to ensure a high level of quality and compliance in the Microbiology team
  • Perform thorough laboratory investigations, accurate documentation of nonconformances in the quality system and execution of related actions and corrections, ensuring that a high level of quality is maintained within the Microbiology team
  • Contributing to method verifications, environmental and utility monitoring performance qualifications and trend reporting through thorough review of protocols, results and reports
  • Build strong relationships and effectively communicate with team members and local stakeholders
  • Proactively identify and initiate improvements of laboratory processes to increase quality, EHS and efficiency gain with a large focus on digitalization.

Qualifications

Education:

  • A minimum of a B(A)Sc degree in Microbiology or related field.

Experience and Skills:

  • At least 2-5 years of work experience in similar or related role
  • Experience within a cGMP and a Quality driven environment
  • Affinity with laboratory systems such as SAP and LIMS
  • Excellent organizational capabilities and ability to maintain overview
  • Ability to identify areas of improvement and optimize processes in a dynamic and growing environment
  • Team player with well-developed interpersonal skills and capable of maintaining positive relationships
  • Positive and proactive mentality, enthusiastic and motivated
  • Good communication in English (written and verbally).

Johnson & Johnson is an Affirmative Action and Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

For more information on how we support the whole health of our employees throughout their wellness, career and life journey, please visit www.careers.jnj.com.

Required Skills:

Preferred Skills:

Analytical Reasoning, Biochemistry, Clinical Trial Protocols, Collaboration, Data Quality, Drug Discovery Development, Execution Focus, Chemistry, Manufacturing, and Control (CMC), Molecular Diagnostics, Pharmacogenetics, Problem Solving, Research Documents, Scientific Research, Technologically Savvy, Troubleshooting, Written Expression

The anticipated base pay range for this position is:

€44 700,00 - €70 840,00

Benefits:

In addition to base pay, we offer the following benefits*: an annual bonus with set target (% of pay) depending on pay grade / location, where the actual amount is based on the employees’ and companies’ performance of the previous calendar year, or sales commissions. Moreover, we offer vacation days, parental leave for a minimum of 12 weeks, bereavement leave, caregiver leave, volunteer leave, well-being reimbursement, programs for financial, physical and mental health. We also offer service anniversary and recognition awards, and subject to the terms of their respective plans, employees - and in some location’s eligible dependents - can participate in several insurance plans. For more information, visit Employee benefits | Supporting well-being & career growth | Johnson & Johnson Careers.

*This is for informative purposes only. Amounts and actual benefits may vary by location and are subject to change.

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