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Endpoint Security Engineer

General Dynamics Information Technology

Company : General Dynamics Information Technology

Location : St Louis, MO

Posted Date : 13 October 2025

Job Type : Contractor

Category : Industrial Engineering

Occupation : Security Engineer

Job Details

Endpoint Security Engineer

GDIT has an exciting opportunity as subcontractor within the National Geospatial-Intelligence Agency (NGA) in support of the customer's GEOINT mission. The Endpoint Security Engineer will support our Intelligence Community customer's various endpoint security platforms. Position requires a TS/SCI clearance to be eligible for hire; with the ability to successfully pass a Government polygraph as a post-hire requirement.

Responsibilities:

  • Implement and apply technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access.
  • Provide engineering and sustainment support for the various endpoint security solutions.
  • Establish computing environment by designing system configuration, directing system installation, and defining, documenting, and enforcing system standards.
  • Provide specific, detailed information for hardware and software selection, implementation techniques, and tools for the most efficient solution to meet business needs, including present and future capacity requirements.
  • Configure and install various security products utilizing Linux OS.
  • Work with both the software vendor and the customer to research, analyze, and implement enterprise-wide security solutions/capabilities/enhancements to support customer business/mission goals and objectives
  • Assist with design, analysis, testing and implementation of state-of-the-art secure architectures
  • Oversee security infrastructure sustainment, maintenance, and advanced configuration (policy management, database administration and security management tools)
  • Oversee the reporting, documentation and investigation of all security related incidents; lead the development and implementation of corrective measures

Qualifications:

Required:

  • TS/SCI clearance (current). As a post-hire requirement, selected candidate must be able to successfully pass and maintain a Government polygraph.
  • DoD 8570 IAT Level II certified (current)
  • Must obtain a CSSP Infrastructure Support certification within 6 months of hire date
  • Bachelor's degree (Engineering, Computer Science or related field) and ten (10) years of technical experience in Cyber Security. Additional experience may be considered in lieu of a degree.
  • Working knowledge of maintaining Enterprise Cyber Security Engineering requirements utilizing all or some of the following tools: HBSS, Carbon Black Response/Protection, Microsoft ATA, Tanium
  • Strong working knowledge of administering applications in a Linux environment
  • Experience with large-scale enterprise/global networks in a high-paced, diverse environment
  • Understanding of and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions
  • Experience in providing status reports and products to senior management and customers
  • Experience with plans, designs, and evaluations of security systems and architectures

Desired:

  • CSSP Infrastructure Support certification
  • Any Linux related certifications
  • Windows Enterprise Active Directory (AD) architecture and VMWare virtualization

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Scheduled Weekly Hours: 40

Travel Required: None

Telecommuting Options: Onsite

Work Location: USA MO St. Louis

Additional Work Locations: None

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