Pfizer
Clinical Trial Associate I
Greece-Thessaloniki Chortiatis
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- Seniority
- Mid level
- Country
- GR
- Work mode
- On-site / unstated
- First seen by hirly
- 27 Sept 2026
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the posting
The Clinical Trial Associate I (CTA) is an essential part of the Local Study Team and is responsible for supporting key site and country level clinical trial tasks for assigned studies to ensure compliance with timelines, GCP, Pfizer SOPs and country regulations. The role collaborates with local study team members and is responsible for multiple tasks that span from study start-up to study close-out inclusive of site invoice support which enables the efficient execution of clinical trials to high quality standards.
The CTA I:
Works independently to carry out key tasks using established procedures and methodologies to ensure the completion according to timelines and to required quality standards.
Contributes to best practices within the team to ensure efficient task support with a high quality output.
Can deliver specialist work.
ROLE RESPONSIBILITIES
With direction, the CTA I is responsible for providing technical and operational support for any work at the site and country level from study start up to close out. CTA Is may concentrate in one or more routine tasks, and be expected to provide support across the whole role as needed. Key tasks supported by the CTA group are:
TMF filing, quality, maintenance, compliance, and oversight
Development and delivery of sites’ ISF, and eISF when utilized, and act as primary point of contact for the sites and manage the Site Operations/monitor access to eISF prior to SIV
Maintain Pfizer Registries and systems as required
Provide reporting to support management of clinical trials
Provide support with audit and inspection readiness activities
Perform customization of site documents
Coordinate the translation of documents as required
Manage Physical Archiving needs as required
Preparation of documents and communications for distribution to and collection from sites, as required
Supporting site invoice activities
Contributes to ensuring high quality is the standard for the team.
The CTA I could:
Provide support to CTA managers with on-boarding training for new hires as per group needs.
Utilize internal team support framework to support issue resolution at the lowest level
Supports continuous improvement opportunities to enhance operational efficiencies.
BASIC QUALIFICATIONS
Bachelors degree is expected for entry to this role, successful applicants could be studying for a degree concurrently with this role.
Good to Fluent English Language skill is essential.
PREFERRED QUALIFICATIONS
Clinical Trial Associate Experience
Experience training within the pharmaceutical industry (e.g. Intern, Apprentice, or Undergraduate placements)
Second language is desirable
Manual handling required.
NON-STANDARD WORK SCHEDULE, TRAVEL OR ENVIRONMENT REQUIREMENTS
Must be able to work on-site as part of the hybrid working model.
Must speak local language for site location.
The selected candidate will be required to work onsite during the onboarding period, after which a hybrid working model may be considered, subject to manager approval.
Work Location Assignment: Hybrid
Purpose
Breakthroughs that change patients' lives ... At Pfizer we are a patient centric company, guided by our four values: courage, joy, equity and excellence. Our breakthrough culture lends itself to our dedication to transforming millions of lives.
Digital Transformation Strategy
One bold way we are achieving our purpose is through our company wide digital transformation strategy. We are leading the way in adopting new data, modelling and automated solutions to further digitize and accelerate drug discovery and development with the aim of enhancing health outcomes and the patient experience.
Flexibility
We aim to create a trusting, flexible workplace culture which encourages employees to achieve work life harmony, attracts talent and enables everyone to be their best working self. Let’s start the conversation!
Equal Employment Opportunity
We believe that a diverse and inclusive workforce is crucial to building a successful business. As an employer, Pfizer is committed to celebrating this, in all its forms – allowing for us to be as diverse as the patients and communities we serve. Together, we continue to build a culture that encourages, supports and empowers our employees.
Disability Inclusion
Our mission is unleashing the power of all our people and we are proud to be a disability inclusive employer, ensuring equal employment opportunities for all candidates. We encourage you to put your best self forward with the knowledge and trust that we will make any reasonable adjustments to support your application and future career. Your journey with Pfizer starts here!

Pfizer endeavors to make www.pfizer.com/careers accessible to all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process and/or interviewing, please email [email protected]. This is to be used solely for accommodation requests with respect to the accessibility of our website, online application process and/or interviewing. Requests for any other reason will not be returned.


To learn more about acceptable and prohibited uses of AI during the recruitment process, please review our candidate AI-use guidelines available on Pfizer Careers .
Medical
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