
Mid-Level SQL Engineer
Leidos
full-time
Posted on:
Location Type: Office
Location: Gaithersburg • Arizona • Colorado • United States
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Salary
💰 $87,100 - $157,450 per year
About the role
- Write complex SQL queries involving joins, aggregations, filtering, subqueries, and window functions to support dashboards
- Structure query outputs in a way that is optimized for dashboard consumption (clear naming, grouping, formatting)
- Partner with dashboard developers to define and deliver the data required for visualizations and reporting
- Ensure accuracy, consistency, and completeness of datasets used in dashboards
- Identify inefficient queries and make basic improvements to support responsive dashboards
- Translate dashboard and reporting requirements into effective SQL queries
Requirements
- Bachelor’s degree in computer science, Software Engineering, or related field with 4–8 years of experience; or Master’s with 2–6 years
- US Citizenship
- Active TS/SCI with ability to successfully pass a Polygraph
- Strong SQL skills, including the ability to write advanced queries (joins, aggregations, subqueries, window functions)
- Experience working with enterprise relational databases (PostgreSQL, MySQL, Oracle, etc.)
- Background supporting analytics, dashboards, or reporting pipelines
- Comfortable working in Linux‑based environments
- Proven ability to work independently on data‑centric tasks and ensure data quality.
Benefits
- Health and Wellness programs
- Income Protection
- Paid Leave
- Retirement
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
SQLjoinsaggregationssubquerieswindow functionsPostgreSQLMySQLOracledata qualitydata-centric tasks
Soft Skills
independent workattention to detailcollaborationcommunication
Certifications
Bachelor’s degreeMaster’s degreeTS/SCI clearance