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Contract Sql Data Engineer Jobs in Washington (NOW HIRING)

SQL Data Engineer

Centreville, VA · Remote

$125K - $140K/yr

SQL Data Engineer, location is Remote. The start date is ASAP for this permanent position. Job Title: SQL Data Engineer Location-Type: Remote (EST/CST Preferred) Start Date Is: ASAP Duration:

Data Engineer

Arlington, VA · On-site

$62K - $141K/yr

Knowledge of relational and non-relational database technologies, including SQL or GraphQL ... as well as contract-specific affordability and organizational requirements. The projected ...

Jr. Data Engineer - IICS

Arlington, VA · On-site

$131K - $158K/yr

... Data Engineer - IICS to support a top-tier US Brokerage firm. The role involves building and ... SQL, data modeling, data loading, transformations; security/roles a plus). • +2 years of ...

Job Title - Jr. Data Engineer - IICS Location - 5 Days onsite in McLean, VA, Locals only. Visa - No ... SQL, data modeling, data loading, transformations; security/roles a plus). * +2 years of experience ...

Data Engineer

Columbia, MD · On-site

$114K - $138K/yr

Citizenship required . * 14+ years of experience in data engineering, software engineering, or ... Solid understanding of data formats (JSON, XML, SQL schemas, compressed formats) * Experience with ...

Data Engineer

Alexandria, VA · On-site

$122K - $146K/yr

Contract W2 Clearance: with Active Secret Clearance Top Skills 5+ years of experience in data ... SQL, Scala, or R Experience creating solutions within a collaborative, cross-functional team ...

Data Engineer

Alexandria, VA · On-site

$122K - $147K/yr

Contract W2 Clearance: US Citizen with Active Secret Clearance Top Skills * 5+ years of experience ... SQL, Scala, or R * Experience creating solutions within a collaborative, cross-functional team ...

Data Engineer

Mclean, VA · On-site

$115K - $139K/yr

Contract Tech stack: Python Pyspark node.js vue.js AWS EMR/Glue Lambda S3 SNS DynamoDB Databricks ... engineers DFS team - what data is required to accomplish tasks Python SQL core analyst ...

Mid-Level SQL Engineer

Gaithersburg, MD · On-site

$87K - $157K/yr

If you've been building your skills in SQL, data engineering fundamentals, and mission-driven development , and you're ready for work that actually moves the needle, this is the kind of opportunity ...

Data Engineer

Rockville, MD · On-site

$116K - $140K/yr

Software Guidance & Assistance, Inc., (SGA), is searching for a Data Engineer for a CONTRACT ... Develop and optimize SQL for large-scale surveillance datasets including window functions, multi ...

Mid-Level SQL Engineer

Alexandria, VA · On-site

$87K - $157K/yr

If you've been building your skills in SQL, data engineering fundamentals, and missiondriven development , and you're ready for work that actually moves the needle, this is the kind of opportunity ...

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Contract Sql Data Engineer information

What is the difference between Contract Sql Data Engineer vs Contract Data Analyst?

AspectContract Sql Data EngineerContract Data Analyst
Required CredentialsSQL certifications, data engineering skillsData analysis certifications, SQL knowledge
Work EnvironmentData pipelines, database managementData interpretation, reporting
Employer & Industry UsageTech, finance, healthcareMarketing, retail, finance

The Contract Sql Data Engineer focuses on building and maintaining data pipelines and databases, requiring technical skills in SQL and data engineering. In contrast, the Contract Data Analyst emphasizes analyzing data to generate insights and reports. While both roles require SQL knowledge, the engineer's role is more technical and infrastructure-oriented, whereas the analyst's role centers on data interpretation and visualization.

What are the most commonly searched types of Sql Data Engineer jobs in Washington? The most popular types of Sql Data Engineer jobs in Washington are:

SQL Data Engineer

Mondo

Centreville, VA • Remote

$125K - $140K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 29 days ago


Job description

Apply now: SQL Data Engineer, location is Remote. The start date is ASAP for this permanent position.

Job Title: SQL Data EngineerLocation-Type: Remote (EST/CST Preferred)Start Date Is: ASAPDuration: PermanentCompensation Range: $125,000 – $140,000 annuallyBenefits: Eligible for Health, Dental, Vision, 401K, PTOMust be authorized to work in the U.S. This position is not eligible for sponsorship. 

Job Description:The SQL Data Engineer will be responsible for investigating, remediating, migrating, and validating production data across enterprise-scale systems. This role focuses heavily on SQL Server, data migrations, ETL processes, XML data handling, and troubleshooting complex data integrity issues within mission-critical applications.

Day-to-Day Responsibilities:

  • Investigate and resolve data integrity issues within large production databases.
  • Write and execute complex SQL queries across highly relational data models.
  • Develop validation scripts and reporting to identify impacted records and data anomalies.
  • Design, test, and execute data correction and remediation scripts.
  • Lead and support data migration initiatives, including schema mapping and transformation logic.
  • Perform ETL activities, data mapping, and data quality validation.
  • Analyze and reconstruct missing or corrupted data when necessary.
  • Collaborate with Product, QA, DevOps, and Engineering teams to understand application data flows.
  • Optimize database performance and troubleshoot production issues.
  • Maintain migration runbooks, playbooks, and technical documentation.
  • Participate in Agile ceremonies, code reviews, and deployment planning.

Minimum Requirements:

  • Bachelor's degree in Computer Science, Information Systems, Engineering, or related field (or equivalent experience).
  • 5 years of professional experience working with relational databases.
  • Expert-level SQL Server experience.
  • Advanced SQL skills including complex JOINs, CTEs, window functions, query optimization, and indexing strategies.
  • Experience writing and executing safe bulk UPDATE, INSERT, and DELETE scripts in production environments.
  • Proven experience with data migration projects, schema mapping, transformation logic, and validation processes.
  • Experience working with XML data and querying XML within SQL environments.
  • Strong ETL and data quality validation experience.
  • Experience working with Git/GitHub and Jira.
  • Familiarity with cloud platforms, preferably Azure.
  • Ability to quickly learn and navigate large, unfamiliar database schemas.
  • Strong troubleshooting and problem-solving skills.
  • Self-starter capable of working independently with limited documentation and guidance.
  • Strong attention to detail and commitment to data accuracy.
Preferred Qualifications:
  • Experience with data reconstruction and forensic data investigation.
  • Experience within tax, government, financial services, or other regulated industries.
  • Familiarity with Azure SQL Managed Instance.
  • Exposure to VB.NET, ASP.NET, C#, Entity Framework, Dapper, or ADO.NET.
  • Experience with SQL Server Reporting Services (SSRS).
  • Experience supporting SaaS or hosted application environments.
  • Understanding of CI/CD pipelines and deployment automation.