Cross Domain Engineer - Data Transfer / AWS Diode (Low-to-High Pipelines)Location: Chantilly, VA (preferred)
Work Type: Onsite / Hybrid
Citizenship: U.S. Citizenship required
Clearance: Active Top Secret/SCI clearance required The Opportunity This role is focused on developing and supporting
Cross Domain Solutions (CDS), including
AWS data diode architectures, to enable secure, compliant movement of data between networks of differing classification levels. You'll play a key role in enabling mission systems-both on-prem and in AWS classified environments-to share data safely while maintaining strict security controls.
What You'll Be Doing - Design and implement low-to-high data pipelines across classification boundaries
- Support and integrate Cross Domain Solutions (CDS), including data diodes and guard technologies
- Build secure data ingestion, validation, and transfer mechanisms into AWS environments and on-prem systems
- Develop and enforce data filtering, formatting, and content inspection rules
- Integrate CDS pipelines with AWS services, HPC systems, and enterprise applications
- Support deployment of pipelines into AWS classified regions (e.g., GovCloud or other secure environments)
- Implement logging, monitoring, and audit capabilities for cross-domain transfers
- Support testing, accreditation, and operational deployment of CDS capabilities
What We're Looking For Cross Domain / CDS Experience - Hands-on experience with Cross Domain Solutions (CDS) or similar secure data transfer systems
- Familiarity with data diode architectures and one-way transfer mechanisms
- Understanding of low-to-high data flow constraints and approval processes
AWS / Cloud Integration - Experience integrating systems with AWS services (S3, EC2, Lambda, API Gateway, etc.)
- Understanding of secure data ingestion patterns into AWS
- Familiarity with VPC design, private endpoints, and restricted network architectures
- Experience working in or supporting AWS GovCloud or classified regions (preferred)
Data & Integration - Experience building data pipelines and transformation workflows
- Understanding of data formats (JSON, XML, CSV, etc.) and validation techniques
- Ability to integrate across cloud and on-prem environments
Security & Compliance - Strong understanding of classified or regulated environments
- Familiarity with NCDSMO, Raise-the-Bar (RTB), or CDS accreditation processes
- Experience implementing data inspection, sanitization, and filtering controls
Systems & Infrastructure - Linux background with scripting (Python, Bash, etc.)
- Understanding of networking fundamentals and secure data transfer protocols
Nice to Have - Experience with Radiant Mercury, Owl Cyber Defense, Everfox, or similar CDS tools
- Familiarity with Infrastructure as Code (Terraform, CloudFormation) in secure environments
- Experience supporting ATO or compliance-driven deployments
Apply Send resumes to
[email protected] 
