Senior Data Modeler – (OLTP & SQL Server)

EVERSANA; Pune District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

EVERSANA in Pune is seeking a Senior Data Modeler with strong experience in OLTP database design and Microsoft SQL Server. You will translate business requirements into scalable, well-structured data models for enterprise applications, working with Analysts, Product Managers, Architects and Developers.

Responsibilities include designing conceptual, logical and physical models, applying normalization and 3NF, enforcing keys and constraints, and reviewing data structures for performance and

Qualifications

• 8–10 years of overall experience in Database Development.
• 3+ years of hands-on experience in Data Modeling / Database Design.
• Strong hands-on experience with Microsoft SQL Server / T-SQL.
• Strong understanding of OLTP and transactional databases.
• Experience with logical and physical data modeling.
• Strong knowledge of: ER Modeling, Normalization / 3NF, Primary & Foreign Keys, Cardinality, Referential Integrity, Constraints, Indexes.
• Experience designing databases for enterprise or commercial applications.
• Ability to understand business requirements and translate them into effective database designs.
• Strong communication and collaboration skills.
• Nice to Have: Database performance tuning; Transaction and concurrency concepts; Healthcare, Pharma, or Life Sciences experience; Exposure to application development/API integration; Experience using AI tools for engineering productivity.

Responsibilities

• Design conceptual, logical, and physical data models for OLTP applications.
• Translate business requirements into entities, relationships, attributes, and business rules.
• Design ER models, tables, primary keys, foreign keys, constraints, and indexes.
• Apply normalization and 3NF principles to relational database design.
• Work closely with Architects and Developers to ensure database designs support application requirements.
• Review and improve existing database structures for data integrity, scalability, maintainability, and performance.
• Support database enhancements and new application features.
• Understand transactional processing, relationships, concurrency, and referential integrity.
• Document database designs, assumptions, dependencies, and business rules.
• Use modern AI-assisted tools such as ChatGPT, Claude, or GitHub Copilot to improve productivity, SQL development, documentation, and troubleshooting.

Skills

Data Modeling

Database Design

SQL Server

OLTP

ER Modeling

Normalization 3NF

Keys & Constraints

Indexes

Communication

AI Tools

Tools

T-SQL

SQL Server Management Studio

Job description

• Full-time
• Department: Digital & Technology

Company Description

At EVERSANA, we are proud to be certified as a Great Place to Work across the globe. We’re fueled by our vision to create a healthier world. How? Our global team of more than 7,000 employees is committed to creating and delivering next-generation commercialization services to the life sciences industry. We are grounded in our cultural beliefs and serve more than 650 clients ranging from innovative biotech start-ups to established pharmaceutical companies. Our products, services and solutions help bring innovative therapies to market and support the patients who depend on them. Our jobs, skills and talents are unique, but together we make an impact every day. Join us!

Across our growing organization, we embrace diversity in backgrounds and experiences. Improving patient lives around the world is a priority, and we need people from all backgrounds and swaths of life to help build the future of the healthcare and the life sciences industry. We believe our people make all the difference in cultivating an inclusive culture that embraces our cultural beliefs. We are deliberate and self-reflective about the kind of team and culture we are building. We look for team members that are not only strong in their own aptitudes but also who care deeply about EVERSANA, our people, clients and most importantly, the patients we serve. We are EVERSANA.

Job Description

We are looking for a Senior Data Modeler with strong experience in OLTP database design, relational data modeling, and Microsoft SQL Server. You will work with Business Analysts, Product Managers, Architects, and Developers to translate business requirements into scalable, maintainable, and well-structured database models for enterprise applications.
Key Responsibilities

• Design conceptual, logical, and physical data models for OLTP applications.
• Translate business requirements into entities, relationships, attributes, and business rules.
• Design ER models, tables, primary keys, foreign keys, constraints, and indexes.
• Apply normalization and 3NF principles to relational database design.
• Work closely with Architects and Developers to ensure database designs support application requirements.
• Review and improve existing database structures for data integrity, scalability, maintainability, and performance.
• Support database enhancements and new application features.
• Understand transactional processing, relationships, concurrency, and referential integrity.
• Document database designs, assumptions, dependencies, and business rules.
• Use modern AI-assisted tools such as ChatGPT, Claude, or GitHub Copilot to improve productivity, SQL development, documentation, and troubleshooting.

Qualifications

Required Skills

• 8–10 years of overall experience in Database Development.
• 3+ years of hands‑on experience in Data Modeling / Database Design.
• Strong hands‑on experience with Microsoft SQL Server / T‑SQL.
• Strong understanding of OLTP and transactional databases.
• Experience with logical and physical data modeling.
• Strong knowledge of:
  • ER Modeling
  • Normalization / 3NF
  • Primary & Foreign Keys
  • Cardinality
  • Referential Integrity
  • Constraints
  • Indexes
• Experience designing databases for enterprise or commercial applications.
• Ability to understand business requirements and translate them into effective database designs.
• Strong communication and collaboration skills.

Nice to Have

• Database performance tuning
• Transaction and concurrency concepts
• Healthcare, Pharma, or Life Sciences experience
• Exposure to application development/API integration
• Experience using AI tools for engineering productivity

Additional Information

OUR CULTURAL BELIEFS:

Patient MindedI act with the patient’s best interest in mind.
Client DelightI own every client experience and its impact on results.
Take ActionI am empowered and empower others to act now.
Grow TalentI own my development and invest in the development of others.
Win TogetherI passionately connect with anyone, anywhere, anytime to achieve results.
Communication MattersI speak up to create transparent, thoughtful and timely dialogue.
Embrace DiversityI create an environment of awareness and respect.
Always InnovateI am bold and creative in everything I do.

Our team is aware of recent fraudulent job offers in the market, misrepresenting EVERSANA. Recruitment fraud is a sophisticated scam commonly perpetrated through online services using fake websites, unsolicited e-mails, or even text messages claiming to be a legitimate company. Some of these scams request personal information and even payment for training or job application fees. Please know EVERSANA would never require personal information nor payment of any kind during the employment process. We respect the personal rights of all candidates looking to explore careers at EVERSANA.

From EVERSANA’s inception, Diversity, Equity & Inclusion have always been key to our success. We are an Equal Opportunity Employer, and our employees are people with different strengths, experiences, and backgrounds who share a passion for improving the lives of patients and leading innovation within the healthcare industry. Diversity not only includes race and gender identity, but also age, disability status, veteran status, sexual orientation, religion, and many other parts of one’s identity. All of our employees’ points of view are key to our success, and inclusion is everyone's responsibility.

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