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Windows Systems Engineer

Job in McLean, Fairfax County, Virginia, USA
Listing for: General Dynamics Information Technology
Full Time position
Listed on 2026-09-14
Job specializations:
  • IT/Tech
    Systems Engineer, Cybersecurity, Windows Server
Salary/Wage Range or Industry Benchmark: 157250 - 212750 USD Yearly USD 157250.00 212750.00 YEAR
Job Description & How to Apply Below

Active Directory (AD), Continuous Monitoring, DISA STIG, VMware

Job Description

TYPE OF REQUISITION:
Regular

CLEARANCE LEVEL MUST CURRENTLY POSSESS:
Top Secret

CLEARANCE LEVEL MUST BE ABLE TO OBTAIN:
Top Secret/SCI

PUBLIC TRUST/OTHER

REQUIRED:

None

JOB FAMILY: IT Infrastructure and Operations

SKILLS:

Active Directory (AD), Continuous Monitoring, DISA STIG, VMware

CERTIFICATIONS:

None

EXPERIENCE:

10 + years of related experience

US CITIZENSHIP

REQUIRED:

Yes

SYSTEMS ENGINEER SR PRINCIPAL

Advance how our customers operate while you advance your career. Join GDIT as a Systems Engineer Sr Principal and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

MEANINGFUL WORK AND PERSONAL IMPACT

As a Systems Engineer Sr Principal, the work you’ll do at GDIT will be impactful to the mission of our customer’s classified environment. You will play a crucial role in engineering, operating, and securing a classified Windows-based secure enclave, ensuring highly available, resilient, and compliant systems that support mission-critical workloads.

KEY DUTIES
  • Lead and support patching, maintenance, and O&M of enclave servers, storage, VMware, and Windows/Active Directory, ensuring stability and security.
  • Monitor and maintain system health, performance, availability, and capacity across all assigned systems.
  • Collaborate with engineering and cybersecurity teams to design, build, configure, and sustain enclave systems, and provide advanced systems engineering expertise from planning through sustainment.
  • Support Continuous Monitoring (Con Mon), including STIG compliance, vulnerability remediation, security application administration, and annual assessment activities.
  • Install, configure, test, and maintain operating systems, applications, management tools, and security solutions, providing robust approaches for security, backup, restoration, redundancy, and continuity.
  • Utilize Windows/Active Directory, VMware, enterprise storage, backup/recovery, and security tools to operate and evolve enclave capabilities in alignment with DoW and IC requirements.
  • Prepare and maintain documentation for systems engineering processes, procedures, configurations, and projects, and help drive process and tooling improvements based on emerging technologies.
What You’ll Need To Succeed
  • Education:

    Bachelor of Arts/Bachelor of Science
  • Experience:

    10+ years of related experience
  • Technical skills:
  • Administering and maintaining Windows/Active Directory, VMware, and enterprise storage
  • Patching, hardening, STIG implementation, and vulnerability remediation
  • Installing, configuring, monitoring, and maintaining enterprise systems, including backup and recovery
  • Troubleshooting complex system issues and working with cross-functional engineering and cybersecurity teams
  • Contributing to Con Mon artifacts, STIG checklists, and assessment documentation
  • Supporting secure enclave, hybrid, or virtualized environments
  • Familiarity with DoW or Intelligence Community systems engineering, cybersecurity, and compliance requirements
  • Role requirements:
  • Security clearance level:
    Current and active Top Secret
  • Onsite - Mclean, VA
  • Must be DoW 8140 / 8570.01-M compliant (e.g., Security+ or equivalent)
GDIT IS YOUR PLACE
  • Growth: AI-powered career tool that identifies career steps and learning opportunities
  • Support:
    An internal mobility team focused on helping you achieve your career goals
  • Rewards:
    Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
  • Community:
    Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations…

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