Security Engineer

Clearance Level
Top Secret/SCI
Information Security
Springfield, Virginia
St. Louis, Missouri

REQ#: RQ131653

Travel Required: None
Requisition Type: Regular

GDIT is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge we can't turn into opportunity. And our work depends on TS/SCI level cleared Security Engineer joining our team to support our Intelligence customer in WMA or St. Louis, MO.

Job Summary:

Performs all procedures necessary to ensure the safety of information systems assets and to protect systems from intentional or inadvertent access or destruction. Monitor, evaluate, and maintain systems and procedures to safeguard internal information systems, network, databases, and Web-based security.

Job Duties:

  • Perform or review technical security assessments to identify vulnerability points, non-compliance with established standards and recommend mitigation.
  • Performs requirements analysis to determine security needs for complex systems, components, and networks.
  • Designs software tools and subsystems to support the integration of security products into a secure IT environment.
  • Interfaces with client to determine present and future secure network needs, and designs complex network security architecture to meet requirements.
  • Designs and implements test and evaluation processes for security and resolves complex integrity issues.
  • Validate and verify system security requirements and analysis.
  • Design, develop, implement, and integrate IA and security systems and components to ensure sufficient security and compliance.
  • Develop, maintain, and deliver accreditation packages meeting agency requirements for ICD 503 with IC overlay.



  • 10+ years of experience
  • TS/SCI Clearance with CI Polygraph
  • Minimum of 5 years experience managing information systems security including certifications and accreditation, security control deficiency remediation, security and test plan development and execution.

About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

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.