Staff Cross Domain Solution Engineer (R5356)

On-site

Posted 4 months ago

Legal Division

Job Description

Job Description:

As a Staff Cross Domain Systems Engineer, you will lead the design, integration, deployment, and sustainment of secure cross domain solutions that enable mission-critical data sharing across Top Secret and other classified network environments. You will serve as a senior technical authority for cross domain architecture, system accreditation, security engineering, and operational support, working closely with cybersecurity, network, infrastructure, mission, and program leadership teams.

Responsibilities

What you'll do:

Lead the engineering and implementation of Cross Domain Solutions that support secure information transfer between classified networks and enclaves.

Design and evaluate architectures for high-assurance data movement, including guards, transfer solutions, filtering mechanisms, auditing, and policy enforcement capabilities.

Support Top Secret network environments by ensuring systems are engineered, configured, and maintained in accordance with applicable security policies, mission requirements, and accreditation standards.

Partner with ISSM, ISSO, network engineering, and operations teams to support system authorization, risk management, vulnerability remediation, and continuous monitoring activities.

Develop and review technical documentation, including system designs, interface control documents, security artifacts, test plans, implementation procedures, and operational runbooks.

Troubleshoot complex cross domain, network, system, and security issues across classified environments, providing root cause analysis and long-term corrective actions.

Evaluate emerging technologies, vendor capabilities, and mission needs to recommend secure, scalable, and operationally effective cross domain architectures.

Provide technical leadership and mentorship to engineers, administrators, and mission partners supporting classified infrastructure and secure data exchange.

Drive improvements in reliability, automation, monitoring, documentation, and engineering standards across cross domain and classified network environments.

Support system upgrades, technology refreshes, lab validation, integration testing, and production deployments in highly controlled classified environments.

Serve as a trusted senior engineer for programs requiring secure, reliable, and accredited information sharing across sensitive and mission-critical networks.

Requirements

Required qualifications:

Typically requires a minimum of 7 years of related experience with a Bachelor’s degree; or 6 years and a Master’s degree; or 4 years with a PhD; or equivalent work experience.

Powershell, Ansible and Python are nice to have.

Available to be onsite in our Washington, DC or Dallas, Texas office.

Must have top secret clearance / clearance with SCI eligibility

Hypervisor environments

Networking

Security+ certified, or ability to obtain certification in the first 3 months

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About the job

Posted on: Jul 9, 2026
Job type: Full-time
Location: Dallas, TexasOn-site

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Staff Cross Domain Solution Engineer (R5356)

Job Description

Job Description:

Responsibilities

What you'll do:

Requirements

Required qualifications:

Ready to Apply?

About the job

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