Cross-Domain Network & Data Systems Engineer

SAIC · Crane

SAIC is seeking a highly skilled Cross-Domain Network & Data Systems Engineer to support our work at Naval Surface Warfare Center (NSWC) Crane, Indiana in direct support of the Mach-CORE program.

In this role, you will design, implement, and sustain secure network architectures enabling the controlled transfer of digital engineering data across multiple security classification boundaries. This position directly supports advanced weapons development environments, with a specific emphasis on enabling data exchange between external programs — most notably the Multi-Service Advanced Capability Hypersonic Accelerator (MACH-XL) — and internal analysis systems.

This is a high-visibility, on-site role that places you at the intersection of network engineering, cybersecurity, and cutting-edge hypersonic weapons development — contributing directly to programs that define the future of national defense.

Your Mission at SAIC

Network Architecture & Infrastructure

Architect, deploy, and maintain secure network infrastructures supporting multi-level security (MLS) and cross-domain data movement
Design and optimize data transfer pathways for complex datasets, digital engineering models, and analytical outputs between classified and unclassified environments
Deliver hands-on expertise across routing, switching, firewall management, and secure network architecture design

Cross-Domain Solutions & RMF Compliance

Implement and manage DoD-accredited cross-domain solutions (CDS), ensuring full compliance with all policy and operational requirements
Conduct RMF-aligned security engineering activities including documentation, system hardening, control implementation, and continuous monitoring
Support accreditation activities, technical reviews, and stakeholder engagements across DoD organizations

MACH-XL Integration & Data Pipeline Support

Lead the integration of MACH-XL data pipelines into internal analysis tools and systems
Troubleshoot and resolve network security, configuration, and data-flow issues within high-assurance architectures
Collaborate with SAIC cyber, systems, and mission engineering teams to ensure end-to-end data integrity and security

SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

More jobs at SAIC · Infrastructure & IT jobs in Crane