Data Engineer (AWS Data Lake, Modeling & Simulation) - TS/SCI -

IMPORTANT: This position is 100% ON-SITE inside a SCIF. This is NOT remote work and NOT hybrid. On-site work is required and is not optional. This role is CUSTOMER-FACING, working directly with government and partner stakeholders, including at customer facilities as needed.

Employer: D9Tech Resources, LLC
Openings: Multiple openings
Location: Herndon, VA (primary) or Washington, DC (preferred). Alternates: Seattle, WA or Denver, CO. Must live within commuting distance of one of these SCIF locations.
Employment type: W-2 Contract, Full Time
Hours: 40 hours per week (full time)
Period of performance: December 2026 through November 2027
Clearance: Active TS/SCI required
Pay: Competitive

Summary
D9Tech Resources, LLC is hiring in support of a national security cloud program. Build and own secure, governed data platforms in classified AWS environments. Openings cover an enterprise data mesh and data lake lead, and a data engineer supporting modeling and simulation workloads with analysts. All work is performed on-site in a SCIF.

Responsibilities
- Lead data mesh platform upgrades and own the platform end to end
- Manage the master data management (MDM) data catalog
- Build data lakes with S3, Lake Formation and Glue
- Develop ETL/ELT pipelines with attribute-based access control (ABAC) and tagging
- Enable analytics with Athena, OpenSearch and EMR
- Build pipelines and storage for simulation inputs and outputs
- Run AFSIM on GPU-enabled Amazon WorkSpaces and EC2, using HPC and AWS Batch for large runs, and support scenario modeling with analysts

Required Qualifications
- Active TS/SCI clearance, eligible for SCI read-on/INDOC and SAP indoctrination where required
- Live within commuting distance of a SCIF in Herndon, VA, Washington, DC, Seattle, WA or Denver, CO
- Able and willing to work on-site in a SCIF on a regular basis, including at customer facilities
- 5+ years in data engineering or modeling and simulation
- Hands-on AWS data services experience (S3, Glue, Lake Formation)
- Hands-on experience with AWS cloud services
- Experience in air-gapped or classified environments with no public internet access and controlled change management (CCB)
- DoD 8140/8570 IAT Level II or higher certification (e.g., Security+, CISSP) where applicable

Preferred Qualifications
- Experience in AWS GovCloud and/or classified AWS regions (C2S/SC2S)
- AWS Certified Solutions Architect, DevOps Engineer, Advanced Networking or Security Specialty
- Data mesh or zero-trust data architecture experience
- Experience with DoD M&S frameworks such as AFSIM
- HPC and GPU workload experience on AWS
- AWS Data Engineer certification

Reminder: On-site in a SCIF, customer-facing. Remote and hybrid candidates will not be considered.

D9Tech Resources, LLC is an Equal Opportunity Employer.