Principal SQL Developer

Title : Principal SQL Developer

Location : Washington DC

Duration : Long-term Contract

Position Description :

We are seeking a Principal SQL Developer to provide technical leadership and expertise in the design development and optimization of our enterprise database solutions. This top-level role will be instrumental in architecting scalable reliable and high-performance data systems that support critical business applications and analytics. The ideal candidate will be a data expert capable of translating complex business requirements into robust technical solutions mentoring junior developers and driving data strategies across the organization.

Position Responsibilities :

• Lead the design and implementation of complex scalable database architectures (relational and potentially NoSQL) including schemas tables views and indexing strategies ensuring data integrity and consistency.
• Responsible for designing and gaining approval on data architecture decisions data modeling approaches design standards development tools and lifecycle practices.
• Serve as the primary expert for performance tuning and optimization of all SQL queries stored procedures and database configurations utilizing advanced tools (e.g. SQL Server Profiler) to identify and resolve bottlenecks in high-volume environments.
• Architect develop and maintain robust ETL / ELT processes and data pipelines to facilitate data migration transformation and integration from various sources into data warehouses and other data stores.
• Provide technical guidance perform code reviews and mentor junior and mid-level developers on best practices for SQL development data modeling and database management.
• Work closely with senior management data scientists application developers and business analysts to understand data needs align database strategy with organizational goals and influence the overall technology roadmap.
• Define and enforce database security measures backup / recovery and disaster recovery strategies to safeguard critical data and ensure compliance with industry regulations (e.g. GDPR HIPAA).
• Proactively monitor and troubleshoot the most complex database issues providing high-level support and implementing permanent solutions to ensure minimal downtime and disruption.
• Champion a culture of comprehensive documentation for database architectures processes and operational procedures to ensure knowledge sharing and maintainability.
• Leads the adoption or implementation of an advanced technology or platform.
• Expert on the functionality or usage of a particular system platform or technology product.
• Serves as a consultant to clients guiding the efficient use or adoption of a particular IT product or platform.
• Creates implementation testing and / or integration plans.
• Demonstrates expertise in a particular IT platform or service allowing for maximum IT investment.

General skills

Must have

6-10 yrs. leading advanced technology projects or service projects

6 year(s) of experience

6-10 yrs. full system engineering lifecycle

6 year(s) of experience

6-10 yrs. creating implementation / integration plans test plans and training materials

6 year(s) of experience

6-10 yrs. hands-on experience in specific product or IT platform

6 year(s) of experience

Proven experience of delivering high quality complex technology solutions in commercial and government organizations

8 year(s) of experience

Delivering data analytics platforms and enterprise applications; working with SQL SSRS SSIS SSAS Azure Data Factory Databricks Python DAX

8 year(s) of experience

Senior level understanding of health care management systems; and working with senior executives

8 year(s) of experience

Deep expertise in one or more major DBMS platforms (e.g. Microsoft SQL Server Oracle PostgreSQL MySQL) and advanced T-SQL / PL-SQL programming.

8 year(s) of experience

Exp data modeling (dimensional star / snowflake schemas) ETL tools (SSIS Informatica) and cloud-based data platforms (AWS RDS Azure SQL)

8 year(s) of experience

Strong understanding of database architecture principles high availability solutions (clustering replication) and capacity planning

8 year(s) of experience

Bachelors degree. (Masters highly desired) in CS IT or a quantitative data field of study OR equivalent exp.

Nice to have

Certifications (e.g. Microsoft Certified : Azure Database Administrator Associate) experience with Big Data technologies (Spark Hadoop) and DevOps

Required Qualifications :

Minimum Education / Certification Requirements :

Skills Matrix :

Key Skills

Databases,SQL Server Management Studio,SQL,.NET,Microsoft SQL Server,ssrs,TFS,Database Design,Performance Tuning,SSIS,T Sql,Data Warehouse

Employment Type : Full Time

Experience : years

Vacancy : 1