Sr. Data Analyst, MRD & Oncology Diagnostics

Quest Diagnostics; Baltimore (MD); Hybrid; USD 80,000 - 100,000; Full time

Benefits offered by this job

Day 1 Medical, dental & vision

401(k) match up to 5%

Annual incentive plans

Education assistance

Career advancement opportunities

Job summary

Quest Diagnostics in Baltimore, MD is seeking a Sr. Data Analyst to unlock insights from complex genomic, clinical, and operational data. You will collaborate with Laboratory Operations, R&D, and Bioinformatics to drive data-informed decisions for MRD assays.

The role emphasizes cross-functional teamwork, regulatory awareness, and scalable data pipelines, with a hybrid in-office schedule at our Haystack site. A strong background in data science and oncology diagnostics is required.

Qualifications

• 3+ years of experience in data analysis, preferably in clinical laboratory, biotech, academia or healthcare.
• Exposure to oncology diagnostics, NGS data, and/or MRD testing is highly preferred.
• Knowledge of genomic data, bioinformatics workflows, and clinical assay validation.
• Understanding of FDA/CLIA/CAP/ISO regulatory frameworks and software quality standards.
• Strong querying and data manipulation skills using SQL; programming in Python or R.

Responsibilities

• Data-Driven Insights & Reporting: analyze complex MRD assay data, runtimes, and clinical validity; build automated dashboards for stakeholders.
• Cross-Functional Collaboration: support R&D and Product Development in design, validation, and commercialization of new MRD assays.
• Bioinformatics & Pipeline Support: collaborate with Bioinformatics engineers to analyze pipeline outputs and scale data pipelines.
• Regulatory Compliance & Quality: ensure data management and reporting comply with regulatory standards; support SDLC for NGS systems.
• Operational Excellence: identify bottlenecks in lab workflows and propose data-driven improvements.

Skills

Data analysis

SQL proficiency

Python or R

Data visualization

Education

Bachelor’s or Master’s degree in Data Science or related

Tools

Tableau

Power BI

Metabase

SQL

Job description

Job Description Pay Range: $80,000.00 - $100,000.00 / year

Job Description Pay Range: $80,000.00 - $100,000.00 / year Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications obtained. Market and organizational factors are also considered. Successful candidates may be eligible to receive annual performance bonus compensation.

Benefits Information We are proud to offer best-in-class benefits and programs to support employees and their families in living healthy, happy lives. Our pay and benefit plans have been designed to promote employee health in all respects – physical, financial, and developmental. Depending on whether it is a part-time or full-time position, some of the benefits offered may include:

• Day 1 Medical, supplemental health, dental & vision for FT employees who work 30+ hours
• Best-in-class well-being programs
• Annual, no-cost health assessment program Blueprint for Wellness®
• healthyMINDS mental health program
• Vacation and Health/Flex Time
• 6 Holidays plus 1 "MyDay" off
• FinFit financial coaching and services
• 401(k) pre-tax and/or Roth IRA with company match up to 5% after 12 months of service
• Employee stock purchase plan
• Life and disability insurance, plus buy-up option
• Flexible Spending Accounts
• Annual incentive plans
• Matching gifts program
• Education assistance through MyQuest for Education
• Career advancement opportunities
• and so much more!

Quest Diagnostics is a leading clinical laboratory dedicated to providing innovative diagnostic information services. We are at the forefront of oncology diagnostics, leveraging advanced Next-Generation Sequencing (NGS) technologies to deliver life-changing insights. As we expand our offerings in Minimal Residual Disease (MRD) testing and early cancer detection, we are looking for a passionate Sr. Data Analyst to join our team. The Sr.Data Analyst will play a critical role in unlocking the value of complex genomic, clinical, and operational data. This role will work cross-functionally alongside Laboratory and Clinical Operations, R&D, and Bioinformatics to drive data-informed decisions that support the scaling and optimization of our MRD assays. The ideal candidate will have a strong analytical mindset, a deep understanding of laboratory data workflows, and a passion for improving patient outcomes through precision oncology.

Responsibilities Data-Driven Insights & Reporting: Analyze complex datasets related to MRD assay performance, laboratory turnaround times, and clinical validity. Design, build, and maintain automated dashboards to communicate key metrics to cross-functional stakeholders. Cross-Functional Collaboration: Partner with the R&D and Product Development teams to provide analytical support for the design, validation, and commercialization of new early-detection oncology and MRD assays. Bioinformatics & Pipeline Support: Work closely with Bioinformatics engineers to analyze pipeline outputs and support the strategic scaling of robust data pipelines. Regulatory Compliance & Quality: Ensure all data management and reporting processes align with strict regulatory standards (e.g., FDA, ISO, IEC). Support documentation and risk management efforts as part of a robust Software Development Life Cycle (SDLC) for our NGS systems. Operational Excellence: Identify bottlenecks in laboratory workflows and propose data-backed solutions to improve testing efficiency, accuracy, and scalability.

Qualifications

Required Work Experience:

• 3+ years of experience in data analysis, preferable within a clinical laboratory, biotech, academia or healthcare setting.

Preferred Work Experience

• Exposure to oncology diagnostics, NGS data, and/or MRD testing is highly preferred.

Knowledge

• Familiarity with genomic data, bioinformatics workflows, and clinical assay validation.
• Understanding of regulatory compliance frameworks (FDA, CLIA, CAP, ISO) and software quality standards.
• High proficiency in querying and manipulating large datasets using SQL.
• Strong programming skills in Python or R for statistical analysis and data modeling.
• Experience with data visualization tools (e.g., Tableau, Power BI, Metabase).
• Exceptional problem-solving skills and the ability to translate complex technical findings into clear, strategic business recommendations.
• Strong communication and collaboration skills with a proven track record of working effectively across scientific, technical, and business teams.

Work Environment

• Hybrid (3 days per week in office at the Haystack Baltimore, MD site)

Education

• Bachelor’s or Master’s degree in Data Science, Bioinformatics, Biostatistics, Computer Science, Health Informatics, or a related quantitative field.

About The Team

Quest Diagnostics honors our service members and encourages veterans to apply. While we appreciate and value our staffing partners, we do not accept unsolicited resumes from agencies. Quest will not be responsible for paying agency fees for any individual as to whom an agency has sent an unsolicited resume.

Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/Gender Identity/Religion/National Origin/Disability/Vets or any other legally protected status.