Work Schedule

Environmental Conditions

Job Description

Sr Scientist - LCMS - Pharma

At Thermo Fisher Scientific, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life - enabling our customers to make the world healthier, cleaner and safer. We provide our teams with the resources needed to achieve individual career goals while taking science a step beyond through research, development and delivery of life-changing therapies. With clinical trials conducted in 100+ countries and ongoing development of novel frameworks for clinical research through our PPD clinical research portfolio, our work spans laboratory, digital and decentralized clinical trial services. Your determination to deliver quality and accuracy will improve health outcomes that people and communities depend on – now and in the future.  

Location/Division Specific Information 

Our PPD® Laboratory Services team has a direct impact on improving patient health through the expertise of scientists, industry thought-leaders and therapeutic guides. As the world leader in serving science, our laboratory professionals bring their commitment to accuracy and quality to deliver groundbreaking innovations. 

This position will be based at our GMP Laboratory in Athlone providing testing services to our clients specifically in a Mass Spec/Extractable and Leachables team.

Discover Impactful Work: 

The role of Sr Scientist - LCMS is to independently performs complex laboratory testing and provides hands-on technical coaching and mentorship within the laboratory. You will be focused on being an in-lab proven

contributor who actively executes, troubleshoots, and improves testing activities while developing indepth subject matter expertise in assigned methods, assays, or analytical platforms.

A Senior Scientist may operate either as a non-routine technical contributor for method development, transfer, or validation activities or as a key technical resource for complex or priority routine testing.

A day in the Life: 

• Independently performs complex laboratory testing, including challenging routine testing, analytical investigation support, development, transfer, or validation activities.
• Communicates analytical needs, resources, and/or barriers with relevant stakeholders.
• Maintains a strong hands-on laboratory presence and serves as a technical resource during test execution.
• Actively assists with testing execution, troubleshooting, and optimization rather than directing work from outside the lab.
• Applies advanced scientific judgment to execution strategy, data interpretation, and problem resolution.
• Develops and maintains subject matter expertise in one or more analytical methods, assays, or platform technologies.
• Serves as a technical escalation point for executionlevel testing issues encountered during routine (release, stability, quality control) or non-routine (development, transfer, validation) work.
• Identifies method, execution, or workflow improvements that enhance data quality and downstream routine testing robustness.
• May independently execute or technically lead defined components of method development, transfer, or validation work.
• Authors and/or reviews non-routine technical deliverables such as methods, protocols, reports, and quality records.
• Supports transition of improved or newly established methods into routine testing by strengthening clarity, robustness, and usability.
• Acts as a key in-lab technical resource for complex or escalated routine testing.
• Assists analysts with execution strategy, atypical results, and troubleshooting for established methods.
• Supports quality management through hands-on data review and root cause analysis.
• Trains, mentors, and equips Scientist I and II staff through direct laboratory involvement and technical coaching.
• Reinforces best practices through example and active participation in testing activities.

Keys to Success:  

Education & Experience 

• Educated to a bachelor's degree level in a relevant area, ie chemistry, biochemistry  

• 5+ years’ relevant industry experience within a GMP laboratory with experience handling various types of LCMS instrumentation for example LCMS-QQQ/Sciex 6500 or similar, Orbitrap or other high resolution LCMS instrumentation and with complex data evaluation and processing 
• Experience with Extractable and Leachables

• Experience in Method Validation, Method Transfer and Analytical testing. 

In some cases an equivalency, consisting of a combination of appropriate education, training and/or directly related experience, will be considered sufficient for an individual to meet the requirements of the role.  

Knowledge, Skills, Abilities 

• Detailed knowledge of method validation; method development would be an advantage.  

• Strong troubleshooting, problem-solving, and critical thinking skills, with the ability to identify analytical challenges at the source and implement effective solutions
• GMP experience

• A positive attitude and ability to work well with others  

• Excellent attention to detail  

Our Mission is to enable our customers to make the world healthier, cleaner and safer. Watch as our colleagues explain 5 reasons to work with us. As one team of 100,000+ colleagues, we share a common set of values - Integrity, Intensity, Innovation and Involvement - working together to accelerate research, solve complex scientific challenges, drive technological innovation and support patients in need. #StartYourStory with PPD, part of Thermo Fisher Scientific, where diverse experiences, backgrounds and perspectives are valued.  

Apply today! http://jobs.thermofisher.com 

Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status. 

Accessibility/Disability Access 

Job Seekers with a Disability: Thermo Fisher Scientific offers accessibility service for job seekers requiring accommodations in the job application process. For example, this may include individuals requiring assistance because of hearing, vision, mobility, or cognitive impairments. If you are a job seeker with a disability, or assisting a person with a disability, and require accessibility assistance or an accommodation to apply for one of our jobs, please submit a request by telephone at 1-855-471-2255*. Please include your contact information and specific details about your required accommodation to support you during the job application process. 

*This telephone line is reserved solely for job seekers with disabilities requiring accessibility assistance or an accommodation in the job application process. Messages left for other purposes, such as not being able to get into the career website, following up on an application, or other non-disability related technical issues will not receive a response. 

We welcome and encourage applicants from outside of Ireland.  We can provide support with immigration and visa needs for successful applicants and dependents, tax consultations and other basic destination services.  All other relocation costs are at the expense of the applicant.