Senior Data Engineer
$180,000–$200,000
Near the median- Shirlington, VA
- 7+ years
- Posted 4 days agoNew
Midpoint $190K, close to the median of 1,934 senior FDE postings. Compare pay
Build secure integrations, APIs, connectors, and retrieval services for enterprise data platforms.
The work
- Kind of work
- Builds what the customer runs
- Time split
- Mostly building
- Project stages
- Proof of concept, Implementation, Operations
- Code
- Writes production code
- Builds for
- External customers
- Level
- Senior
- Role
- Individual contributor
What they ask for
- Experience
7+ years Professional experience in data engineering, software engineering, or enterprise data integration
3+ years Hands-on experience developing enterprise data pipelines, APIs, or governed data services
- Background
- Software engineering, Implementation and data engineering
- Location
Shirlington, VA
- Employment
- Full-time
- Tools
- Python, SQL, Palantir, Databricks, Elasticsearch, RAG, Git, Docker, Kubernetes, AWS
What you’ll do
- Implement permission-aware data access, provenance, lineage, and source traceability for AI workflows.
- Prepare and optimize data for RAG, intelligent search, and source-grounded LLM applications.
- Develop data validation, automated tests, audit logging, and operational monitoring.
- Coordinate interface design and integration work with AI teams, platform owners, cybersecurity, and Government stakeholders.
What you’ll bring
- 7+ years in data engineering, software engineering, or enterprise data integration, including 3+ years building pipelines, APIs, or governed data services.
- Strong SQL and Python skills.
- Experience designing enterprise integrations using RESTful APIs, connectors, schema mappings, and secure data exchange.
- Hands-on integration experience with Palantir, Databricks, or Elasticsearch.
About Expression
Expression builds AI-enabled data fusion, analytics, software, and electromagnetic-spectrum capabilities for national security and federal missions.