None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Data Science and Data Engineering Job Qualifications: Skills: Data Analysis, Data Analytics, Data Lake, Data Warehousing (DW…
Data Engineer jobs in Washington, DC
Data engineers build the pipelines and warehouses that move data from source systems to the people and models that need it, keeping it fresh, correct, and queryable at scale.
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Open data engineer roles
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Senior Data Engineer Location: Onsite in Denver, CO (Only Locals candidates) Contract W2 Data Engineer IV designs, builds, and maintains the ETL pipelines and data infrastructure that feed the IIA Data Lake, anomaly dete…
What data engineers earn in Washington
Hourly first — that's how the offer arrives
| Experience | Hourly | Annual, full-time |
|---|---|---|
| Entry level | $47–$65 | $98k–$135k |
| Mid level | $65–$90 | $135k–$188k |
| Senior | $87–$117 | $181k–$244k |
Adjusted for the Washington market from national ranges.
What employers ask for
The skills these listings keep naming
Interview questions worth rehearsing
With the thing the interviewer is actually listening for
Design a pipeline that loads data from a production database into a warehouse daily.
Cover extraction strategy, incremental loads versus full refresh, idempotency, and monitoring. Saying how you would backfill after a failure shows real pipeline experience.
How do you handle late-arriving or duplicate data?
Discuss idempotent upserts, watermarks, and dedup keys. This is a daily reality of the job, so a concrete example lands well.
Batch or streaming — how do you decide?
Anchor on the actual freshness requirement and cost. Most 'real-time' asks are fine at minutes; recognizing that is the mature answer.
A stakeholder says the numbers in their dashboard are wrong. Walk me through your debugging.
Trace lineage from the dashboard back to the source, isolating which layer diverged. Showing calm, structured lineage-tracing is the point of the question.
How do you model data for analytics — star schema, wide tables, something else?
Show you know the classic patterns and modern warehouse economics, and that you choose based on query patterns and team skill, not doctrine.
How do you test data pipelines?
Talk about schema and freshness checks, row-count and distribution tests, and tools like dbt tests or Great Expectations — plus alerting when they fail.
Tell me about a pipeline that failed badly and what you changed.
Structure it like an incident review: impact, cause, fix, prevention. Emphasize the durable improvement, such as monitoring or contract enforcement.
Resume tips that move the needle
For data engineers specifically — generic advice costs you here
State data scale plainly — rows per day, terabytes managed, pipeline counts — because it is the first thing hiring managers scan for.
Name your orchestration, processing, and warehouse tools per role; the modern stack (Airflow, dbt, Snowflake) is a keyword screen.
Highlight reliability outcomes: pipeline failure rates, data freshness SLAs met, incident reductions.
Show cost work if you have it — warehouse spend is a live concern and optimization stories differentiate.
Mention who consumed your data (analysts, ML teams, executives) to show you build for users, not just movement.
Where this role goes
Typical progression
Applying for data engineer jobs in Washington?
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