Senior Systems Engineer - Secure Enterprise Cloud

General Dynamics Information Technology; McLean (VA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Comprehensive benefits

401K with company match

Paid time off

Military-friendly workplace

Job summary

General Dynamics Information Technology is seeking a Systems Engineer Principal in McLean, VA to advance enterprise IT in a secure, classified cloud environment. Lead engineering and operations of Red Hat and Linux systems, manage network devices, and collaborate with security teams to ensure robust cyber defense and compliant posture.

The role requires 8+ years of related experience, a Bachelor’s degree, and a Top Secret clearance with DoD 8140/8570-01-M compliance.

Qualifications

• Bachelor of Arts/Bachelor of Science required.
• 8+ years of related experience.
• Hands-on experience with Red Hat OS and Linux operating systems.
• Current and active Top Secret security clearance; DoD 8140 / 8570.01-M compliant.

Responsibilities

• Lead day-to-day engineering and operations of Red Hat and other Linux systems in a classified, air‑gapped environment.
• Configure, patch, and monitor systems and network devices using Palo Alto firewalls, Cisco switches, Panorama, ClearPass.
• Collaborate with enclave, network, and security engineers to troubleshoot issues and manage security updates.
• Support vulnerability management and continuous monitoring, including remediation and POA&M actions.
• Drive hardening and compliance efforts to meet NIST and DoD requirements.
• Develop and maintain engineering documentation for designs, configurations, and procedures.

Skills

Red Hat

Linux

Security clearance

Education

Bachelor of Arts/Bachelor of Science

Tools

Palo Alto firewalls

Cisco switches

Panorama

ClearPass

Job description

General Dynamics Information Technology is seeking a Systems Engineer Principal in McLean, VA to advance enterprise IT in a secure, classified cloud environment. Lead engineering and operations of Red Hat and Linux systems, manage network devices, and collaborate with security teams to ensure robust cyber defense and compliant posture.

The role requires 8+ years of related experience, a Bachelor’s degree, and a Top Secret clearance with DoD 8140/8570-01-M compliance.