Cyber Security Engineer - TS/SCI w/Polygraph

Clearance Level
Top Secret SCI + Polygraph
Cyber Engineering
Herndon, Virginia
Onsite Workplace
Key Skills For Success


End Systems

Network Operations

Systems Engineering

REQ#: RQ166249
Requisition Type: Pipeline
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Own your career as a Cyber Security Engineer at GDIT. Here, you’ll have the opportunity to build strong lines of cyber defense using cutting-edge technologies. Your work in cyber security at GDIT will have an impact on securing our clients’ missions and ensuring we anticipate the threats of tomorrow.

At GDIT, people are our differentiator. As a Cyber Security Engineer you will help ensure today is safe and tomorrow is smarter. Our work depends on Cyber Engineer joining our team to support a new contract in our customer's Office of Cyber Security (OCS).


  • Education: Bachelor of Science in Cyber Security, Computer Science, Engineering, or related
  • Experience: 10+ years of related experience
  • Technical skills:
  • Analyze systems, including forensically, for malware, misuse, and/or unauthorized activity
  • Investigate virus/malware alerts/incidents to determine root cause, entry point of code, damage risk, and report this information
  • Investigate and analyze of all data sources, to include security events, firewall logs, forensic hard-drive images, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns
  • Monitor, document, and respond to centrally collected virus alerts
  • Participate in project review meetings and provide technical cyber security guidance when necessary
  • Conduct tier-3 support of current infrastructure
  • Design, test, and integrate new security products as directed by GTM
  • Ensure all network defense capabilities are kept current, patched, and securely configured and management informed of status
  • Provide engineering support for all Sponsor systems such as network based intrusion detection
  • Integrate security products, including designs for all customer networks
  • Maintain a network diagram for each instruction detection, cyber defense capability and sensors and make available to all customer personnel
  • Maintain system baselines and configuration management items, including security event monitoring policies in a manner determined and agreed to by the Sponsor
  • Provide engineering documentation and interaction with colleagues to ensure a complete and functioning system that meets requirements
  • Conduct software testing (patches, other updates); beta testing; proof of concept testing 
  • Stay abreast customer’s directives, regulations, guidance, notices and standards on cybersecurity
  • Security Clearance Level: TS/SCI w/Polygraph
  • Preferred Skills/Certifications:
  • Experience hardening network and edge devices
  • NIST 800-53a controls
  • Risk Management Framework
  • 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


CISSP: Certified Information Systems Security Professional - (ISC)2

Travel Required

Less than 10%


U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $161,500 - $218,500. 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.