Senior Data Science Analyst

PTR Global; Richmond (VA); On-site; USD 77,000 - 84,000; Part time

Benefits offered by this job

Medical, dental, vision insurance

401K contributions

PTO & sick leave

Job summary

PTR Global is seeking a Senior Data Science Analyst for a contract role in Richmond, Virginia. You will design, build, and optimize scalable data pipelines with a focus on quality, security, and performance.

Responsibilities include end-to-end ETL/ELT work, data modeling optimization, and tool evaluation. Requires 5–7+ years in data engineering, SQL, Python, and experience with Snowflake or Oracle Exadata.

Qualifications

• 5 to 7+ years of Data Engineering experience.
• Bachelor's degree or higher in Computer Science, Information Systems, Mathematics, or a related field.
• Advanced expertise in SQL, ELT patterns, and performance tuning.
• Strong experience with Oracle Exadata, Snowflake, or similar cloud/on-prem data warehouses.
• Hands-on experience with enterprise ETL/ELT platforms (e.g., Talend, dbt, Informatica).
• Deep understanding of data warehousing architecture and dimensional modeling.
• Proficiency in Python and shell scripting.
• Experience with data virtualization tools (e.g., Denodo, Composite, Dremio, Starburst).
• Knowledge of DataOps practices, CI/CD, and observability.
• Ability to work independently and solve problems.

Responsibilities

• Design and build end-to-end data pipelines and ETL/ELT solutions for analytics and AI/ML use cases.
• Develop, test, and deploy scalable batch and incremental data processing patterns.
• Optimize data modeling, transformation logic, and performance strategies.
• Evaluate and integrate tools, frameworks, and platform capabilities.
• Implement enterprise-grade error handling, restartability, and monitoring.
• Ensure data pipelines meet security, access control, and governance requirements.
• Collaborate on metadata, lineage, and auditability with DataOps teams.
• Lead performance tuning across pipelines, warehouses, and workloads.
• Support production troubleshooting and root cause analysis for data quality incidents.
• Participate in design and code reviews to enforce quality.

Skills

SQL

ELT patterns

Performance tuning

Python

Shell scripting

Data warehousing

ETL/ELT tools

Oracle Exadata

Snowflake

Data virtualization

DataOps

CI/CD

Observability

Education

Bachelor's degree or higher in CS/IS/Math

Tools

Talend

dbt

Informatica

Job description

Position: Senior Data Science Analyst
Location: Richmond, Virginia
Duration: Contract
Job ID: 179944

Job Overview:
The Senior Data Science Analyst will play a critical role in designing, building, and optimizing scalable, reliable data pipelines at an enterprise level. This position requires hands-on expertise in data engineering, technical leadership, and a deep understanding of data warehousing, ETL/ELT processes, and data governance. The role involves working closely with architecture and platform teams to enhance the overall data ecosystem while ensuring high standards for quality, security, and performance.
Responsibilities:

• Design and build end-to-end data pipelines and ETL/ELT solutions to support analytics, reporting, and AI/ML use cases.
• Develop, test, and deploy scalable patterns for batch and incremental data processing.
• Optimize data modeling, transformation logic, and performance strategies.
• Evaluate and integrate tools, frameworks, and platform capabilities to meet project requirements.
• Ensure data pipelines meet security, access control, and governance requirements.
• Collaborate with governance and DataOps teams on metadata, lineage, and auditability.
• Lead performance tuning efforts across pipelines, warehouses, and workloads.
• Support production troubleshooting and root cause analysis for data quality incidents.
• Participate in design and code reviews to enforce quality and best practices.
• Partner with infrastructure, application, and architecture teams to design complex data transformations.
• Translate ambiguous requirements into well-designed technical solutions.

Position: Senior Data Science Analyst
Location: Richmond, Virginia
Duration: Contract
Job ID: 179944

Job Overview:
The Senior Data Science Analyst will play a critical role in designing, building, and optimizing scalable, reliable data pipelines at an enterprise level. This position requires hands-on expertise in data engineering, technical leadership, and a deep understanding of data warehousing, ETL/ELT processes, and data governance. The role involves working closely with architecture and platform teams to enhance the overall data ecosystem while ensuring high standards for quality, security, and performance.
Responsibilities:

• Design and build end-to-end data pipelines and ETL/ELT solutions to support analytics, reporting, and AI/ML use cases.
• Develop, test, and deploy scalable patterns for batch and incremental data processing.
• Optimize data modeling, transformation logic, and performance strategies.
• Evaluate and integrate tools, frameworks, and platform capabilities to meet project requirements.
• Implement enterprise-grade error handling, restartability, and monitoring for data pipelines.
• Ensure data pipelines meet security, access control, and governance requirements.
• Collaborate with governance and DataOps teams on metadata, lineage, and auditability.
• Lead performance tuning efforts across pipelines, warehouses, and workloads.
• Support production troubleshooting and root cause analysis for data quality incidents.
• Participate in design and code reviews to enforce quality and best practices.
• Partner with infrastructure, application, and architecture teams to design complex data transformations.
• Translate ambiguous requirements into well-designed technical solutions.

Qualifications:

• 5 to 7+ years of Data Engineering experience.
• Bachelor's degree or higher in Computer Science, Information Systems, Mathematics, or a related field.
• Advanced expertise in SQL, ELT patterns, and performance tuning.
• Strong experience with Oracle Exadata, Snowflake, or similar cloud/on-prem data warehouses.
• Hands-on experience with enterprise ETL/ELT platforms (e.g., Talend, dbt, Informatica).
• Deep understanding of data warehousing architecture and dimensional modeling.
• Proficiency in scripting languages such as Python and shell scripting.
• Experience with data virtualization tools (e.g., Denodo, Composite, Dremio, Starburst).
• Knowledge of DataOps practices, CI/CD, and observability.
• Ability to work independently and demonstrate strong problem-solving skills.

Preferred Qualifications:

• Experience supporting AI/ML or advanced analytics pipelines.
• Cloud platform experience (AWS, Azure, or GCP).
• Experience influencing enterprise data standards or reference architecture.
• Expertise in optimizing cost and performance in cloud data warehouses.
• Hands-on experience with Cribl, Apache Kafka, Kafka Connect, Spark Streaming, or Apache Flink.

About PTR Global: PTR Global is a leading provider of information technology and workforce solutions. PTR Global has become one of the largest providers in its industry, with over 5000 professionals providing services across the U.S. and Canada. For more information visit www.ptrglobal.com

At PTR Global, we understand the importance of your privacy and security. We NEVER ASK job applicants to:

• Pay any fee to be considered for, submitted to, or selected for any opportunity.
• Purchase any product, service, or gift cards from us or for us as part of an application, interview, or selection process.
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Pay Range: $56- $61/hr. W2

The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Our full-time consultants have access to benefits, including medical, dental, vision, and 401K contributions, as well as PTO, sick leave, and other benefits mandated by applicable state or localities where you reside or work.

If you receive a suspicious message, email, or phone call claiming to be from PTR Global do not respond or click on any links. Instead, contact us directly at [phone]. To report any concerns, please email us at [e-mail]

During the hiring process, we may use artificial intelligence (AI) tools to assist in evaluating information related to your application. These tools may help analyze job-related qualifications or assist recruiters in reviewing applications and interview responses. AI-generated information is one factor considered in our hiring process. Final employment decisions are made by qualified hiring personnel and are not based solely on AI-generated recommendations.