Cybersecurity SME

Clearance Level
Interim Top Secret
Cyber Security
Washington, District of Columbia
Hybrid Workplace
Key Skills For Success

Cyber Defense



Systems Security

Threat Detection

REQ#: RQ164604
Requisition Type: Pipeline
Your Impact

Own your opportunity to work alongside federal civilian agencies. Make an impact by providing services that help the government ensure the well being of U.S. citizens.

Job Description

Cybersecurity SME

GDIT is your place. You make it your own by bringing your ideas and unique perspective to our culture. By owning your opportunity at GDIT, you are helping us ensure today is safe and tomorrow is smarter. Our work depends on a Cybersecurity SME joining our team to support the Department of Energy’s National Nuclear Security Administration.

The National Nuclear Security Administration IT Managed Services (NIMS) is an exciting program performing IT support for the Department of Energy's organization responsible for enhancing national security through the application of nuclear science by maintaining and enhancing the safety, security, and effectiveness of the US nuclear weapons stockpile.  This support is provided in several locations across the US giving employees great options for geographically diverse work locations.  The primary goal of the program will be to support the NNSA Associate Administrator for Information Management and Chief Information Officer (OCIO) in modernizing its IT and Cybersecurity Infrastructure and transforming current IT and Cybersecurity services to a managed service environment.

At GDIT, people are our differentiator. As the Cybersecurity SME, you will serve as a technical expert for maintaining and enhancing the security fabric of services within scope of NIMS with a particular focus on helping to drive a culture of building a proactive security posture.

Other responsibilities include,

  • Coordinates across service providers and Task Areas to ensure security guidelines and policies are adhered to.
  • Coordinates with Task Order 2 on areas such as updates to the Enterprise IT Security Plan.
  • Creating and updating system security plans and Authorities to Operate (ATOs).
  • Creating compliance reports; supporting the audit process; measuring performance metrics; and reporting on security operations to the Government.


  • Help manage and implement cybersecurity processes. 
  • Have exposure senior leadership with both the client and GDIT leadership. 
  • Work across teams and help program leadership coordinate and deliver on complex tasks.
  • Contribute to one of the nation’s most important mission, securing nuclear power and arsenals.  
  • Use your skills to deliver a successful program. 


  • Bachelor’s Degree in a related business or technical discipline.
  • 10+ years of relevant Cybersecurity experience.
  • Current professional certification such as IASAE III, CISSP-ISSEP.
  • Active DOE Q, L, or TS clearance.

LOCATION: Washington DC, Hybrid


  • Full-flex work week.
  • 401K with company match.
  • Internal mobility team dedicated to helping you own your career.
  • Collaborative teams of highly motivated critical thinkers and innovators.
  • Ability to make a real impact on the world around you.


Work Requirements
Years of Experience

10 + years of related experience

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


Travel Required

Less than 10%


U.S. Citizenship Required

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.