Network/Systems Engineer – TS/SCI with Polygraph

Herndon VA General Dynamics Information Technology

Deliver effective solutions to complex problems as a Systems Engineer at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in the cyber track, you'll make the customer's mission your priority and we'll make your career growth ours.

At GDIT, people are our differentiator. As a Systems Engineer you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Engineer joining our team to support the customer's mission of defending its networks and information against unauthorized access.


  • Provide Operations & Maintenance (O&M) on a standalone network used for cyber forensics.
  • Provides and applies advanced engineering to highly complex infrastructures including installing, configuring, testing and maintaining operating systems, application software, and system management tools in a hybrid Windows and Linux environment.
  • Performs maintenance and provides advanced solutions for continual and highly complex security, backup and redundancy problems.
  • Prepares and maintains documentation for processes and procedures
  • Maintains current knowledge of rapidly changing technology, on the lookout for new technologies, and works with management to evolve current processes.
  • May coach and review the work of less-experienced professionals.
  • May serve as a team or task leader. (Not a people manager)
  • Invents innovative ways to drive production operational efficiency.
  • Drives scalability and operability of supported systems/infrastructure.
  • Provides system/equipment/specialized training and technical guidance.


  • Education: Bachelor of Science in Computer Science, Engineering, or other IT-related discipline
  • Required Experience: 10+ years
  • Technical skills:
  • Active Directory
  • Ubuntu/RHEL Linux
  • Cisco Routers/Switches (LAN network design or other experience desirable)
  • Domain Name System (DNS)
  • Intelligence Community (IC) PKI x.509 certificates
  • LAN Networking
  • Network Attached Storage (NAS)
  • VMWare installation and configuration (vSphere / ESXi)
  • Virtual LANs (VLANs)
  • Windows Server (2016 or later)
  • PowerShell scripting
  • Software upgrades to GOTS and COTS software (including MS SQL Server)
  • Location: Herndon, VA (customer site)
  • US Citizenship Required


  • 401K with company match
  • Comprehensive health and wellness packages
  • Internal mobility team dedicated to helping you own your career
  • Professional growth opportunities including paid education and certifications
  • Cutting-edge technology you can learn from
  • Rest and recharge with paid vacation and holidays



Work Requirements

Years of Experience
10 + years of related experience

* may vary based on technical training, certification(s), or degree

CCNA – Cisco


Travel Required
Less than 10%

U.S. Citizenship Required

Salary and Benefit Information
The likely salary range for this position is $170,000 – $230,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.
About Our Work

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.

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