Senior Data Warehouse Modernization Developer

Company: Govcio LLC
Location: Merrifield
Posted on: April 2, 2026

Job Description:

Overview: GovCIO is currently hiring for a Senior Data Warehouse Modernization Developer with an active Secret clearance to modernize data warehouse pipeline architecture by gradually reducing reliance on SSIS and SQL-only patterns, introducing Python?based ETL, improving modularity, and setting the groundwork for a future move into PySpark, distributed compute, and eventually Databricks or similar cloud platforms. Candidates should have an in-depth understanding of the Kimball model and experience incrementally replacing or re?platforming components. This position will be located in Merrifield, VA and will be a fully onsite position. Responsibilities: Key Responsibilities: Learn and understand the existing Kimball-modeled SQL Server structure over time. Reverse-engineer SSIS packages and convert them into Python-based modular ETL pipelines. Build reusable Python frameworks for extraction, transformation, and loading. Begin introducing PySpark for scalable transformation patterns. Contribute to planning a future transition path (Databricks, Azure Synapse, Snowflake, etc.). Improve orchestration, dependency management, and data quality practices. Identify technical debt and modernize aging ETL components. Collaborate with EDW SMEs to understand business logic and lineage. Build documentation and repeatable processes for modernization. Qualifications: High School with 10 years application development (or commensurate experience) Clearance Required: Active Secret with the ability to obtain and hold DEA suitability Skills / Experience Required: Solid SQL and understanding of Kimball dimensional modeling. Strong Python: Pandas, SQLAlchemy, packaging, module structure, unit testing. Experience with PySpark or Spark (or willingness to ramp quickly). Familiarity with cloud data platforms (Azure, AWS, etc.). Experience in modernizing legacy ETL systems is a major plus. Ability to read, interpret, and redesign SSIS/SQL-based ETL logic. Understanding of data ingestion, transformation, and structured warehouse design. Experience with Git, CI/CD pipelines, and modern development practices. Company Overview: GovCIO is a team of transformerspeople who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens. But we can't do it alone. We need great people to help us do great things - for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer? What You Can Expect Interview & Hiring Process If you are selected to move forward through the process, here’s what you can expect: During the Interview Process Virtual video interview conducted via video with the hiring manager and/or team Camera must be on A valid photo ID must be presented during each interview During the Hiring Process Enhanced Biometrics ID verification screening Background check, to include: Criminal history (past 7 years) Verification of your highest level of education Verification of your employment history (past 7 years), based on information provided in your application Employee Perks At GovCIO, we consistently hear that meaningful work and a collaborative team environment are two of the top reasons our employees enjoy working here. In addition, our employees have access to a range of perks and benefits to support their personal and professional well-being, beyond the standard company offered health benefits, including: Employee Assistance Program (EAP) Corporate Discounts Learning & Development platform, to include certification preparation content Training, Education and Certification Assistance* Referral Bonus Program Internal Mobility Program Pet Insurance Flexible Work Environment *Available to full-time employees Our employees’ unique talents and contributions are the driving force behind our success in supporting our customers, which ultimately fuels the success of our company. Join us and be a part of a culture that invests in its people and prioritizes continuous enhancement of the employee experience. We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets. Posted Pay Range The posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an “at-will position” and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors. Posted Salary Range: USD $160,000.00 - USD $190,000.00 /Yr.

Keywords: Govcio LLC, Wheaton-Glenmont , Senior Data Warehouse Modernization Developer, IT / Software / Systems , Merrifield, Maryland