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Principal Systems Engineer

General Dynamics Information Technology
Bossier City, United Statesfull_timeVerifiedPosted 19 Mar 2026
💰 $115,000/yr($101,546/yr$115,000/yr)

About the role

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Secret

Clearance Level Must Be Able to Obtain:

Secret

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Deployment, Operating Systems (OS), Systems Architecture, Systems Engineering

Certifications:

None

Experience:

8 + years of related experience

US Citizenship Required:

Yes

Job Description:

Deliver simple solutions to complex problems as a Principal Systems Engineer at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.

At GDIT, people are our differentiator. As a Principal Systems Engineer you will help ensure today is safe and tomorrow is smarter.

HOW A PRINCIPAL SYSTEMS ENGINEER WILL MAKE AN IMPACT:

  • Phone support with the customer

    • to resolve issues pertaining to future releases of IMIS

    • support issues that arise in the field for current releases of IMIS.

  • Run vulnerability assessments STIGS/SCAP

    • add additional security controls to reduce the attack surface of the Operating Systems and network equipment 

  • Recommend evaluated hardware based on customer needs. Evaluate the hardware to ensure there are no unwanted features, such as wireless communication features that could be enabled or on by default.

  • Make adjustments to Operating Systems and other COTS software to help with configuration management and installation. Create tools to secure operating systems and applications used.

  • Make requested changes to COTS software to meet customer intended use.

  • Create packages and tools to install, remove, setup, check, etc. the packages provided to the customer.

  • Research latest CVEs for software and hardware we use for the customer.

  • Create documentation for the latest information about OS patches and CVEs.

  • Run vulnerability assessments of lab systems and hardware.

  • Update custom STIG tools , add additional security controls to further reduce the attack surface of the Operating Systems and network equipment used on the program.

  • Make recommendations to improve security and act on those recommendations when approved.

  • Create network environments for testing.

  • Troubleshoot  network issues with the systems and assist with field network issues.

  • Make configuration changes to templates provided to the customer based on business changes.

  • Provide procedures and support to the customer as needed when troubleshooting potential network issues.

  • Make recommendations to the customer to provide better security, performance, and redundancy.

  • Setup various routing protocols in our lab environment on physical and virtual switches, firewalls, and routers to test various scenarios.

  • Contributes to completion of major engineering programs and projects

  • Develops solutions to a variety of highly complex engineering problems

  • Perform highly complex systems design, development, and integration from the start of a systems life cycle to the end

  • Oversees highly complex infrastructure including installing, configuring, testing, and maintaining operating systems, application software, and system management tools

  • Performs highly complex systems modeling, simulation, and analysis

  • Performs continual maintenance and provides highly complex solutions for security, backup, and redundancy problems

  • Prepares and maintains documentation for processes and procedures related to engineering projects

  • Maintains current knowledge of rapidly changing technology and works with management to evolve current processes

  • May serve as team lead

  • May coach and provide guidance to less experience professionals


WHAT YOU’LL NEED TO SUCCEED:

  • Education: Bachelors Degree in related IT field

  • Required Experience: 8+ years of related experience, additional years of experience in lieu of degree can be considered

Experience in managing and executing the following:

  • a GitLab repository

  • FIPS 140-2, Common Criteria, JSIG Processes, STIG Processes

  • Cisco ASA, swit

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Company

General Dynamics Information Technology

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