IT Systems Engineer Principal with TS/SCI with Polygraph
Quick Summary
● Education: Bachelor of Arts/Bachelor of Science ● Experience: 8+ years of related experience ● Technical skills: Linux, Microsoft client- and server-based operating systems,
Skills:Complex Systems Design, IT Systems Design,
Clearance Level Must Currently Possess:
Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:
Top Secret SCI + PolygraphJob Family:
IT Infrastructure and OperationsRequirements
~1 min readJob Description:
SYSTEMS ENGINEER PRINCIPAL
Advance how our customers operate while you advance your career. Join GDIT as a Systems Engineer Principal and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
MEANINGFUL WORK AND PERSONAL IMPACT
As a Systems Engineer Principal, the work you’ll do at GDIT will be impactful to the mission of customer.
- Perform highly complex systems design, development, and integration from the start of a systems life cycle to the end.
- Perform engineering fix of mission IT systems (Tier 3) function consists of complex problem solving and non-routine maintenance of MOD mission IT systems requiring system-specific expertise and research.
- Maintain a configuration management database (CMDB) and manage the configuration of MOD mission IT software executables to environments.
- Develop configuration changes to the MOD mission IT baseline that result from Incident or Problem resolutions.
- Identify Enterprise software required by MOD mission IT systems to include which system the software is associated with and any other details required by the Enterprise Software Asset Management (ESAM) office.
- Assess availability of IAVA patches, provide IAVA testing and recommendation of MOD mission IT baseline acceptance of system patches for integration.
- Provide technical support for Enterprise Security Service (ESS) solutions required on MOD mission IT systems to include but not limited to: host-based security agent software, vulnerability scanning agent software, enterprise log management agent software, and enterprise configuration baseline management agent software.
- Perform necessary remediation efforts resultant of tasks of MOD mission IT systems and ensure timely reporting in client’s management systems.
- Provide platform engineering support for Linux and Microsoft client- and server-based operating systems.
- Provide network engineering support for Cisco and Juniper equipment.
- Coordinate troubleshooting of MOD mission IT systems with the vendor when an issue arises with vendor-supported equipment (e.g. firmware patches).
- Prepare, define, document, and maintain interface and compatibility requirements for new and existing mission IT systems, and aid the government in communicating these requirements to client’s Acquisition Offices for incorporation into future system requirements.
- Oversee highly complex infrastructure including installing, configuring, testing, and maintaining operating systems, application software, and system management tools.
- Perform continual maintenance and provides highly complex solutions for security, backup, and redundancy problems.
- Maintain current knowledge of rapidly changing technology and work with management to evolve current processes.
- Participates in special projects and performs additional duties as required.
WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer Principal must have:
● Education: Bachelor of Arts/Bachelor of Science
● Experience: 8+ years of related experience
● Technical skills: Linux, Microsoft client- and server-based operating systems, Cisco and Juniper
● Security clearance level: TS/SCI with Polygraph
● US citizenship required
● Role requirements: Onsite
GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
The likely salary range for this position is $136,000 - $184,000. 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.Scheduled Weekly Hours:
40Work Location:
USA VA SpringfieldAdditional Work Locations:
Location & Eligibility
Listing Details
- Posted
- October 8, 2026
- First seen
- October 8, 2026
- Last seen
- October 8, 2026
Posting Health
- Days active
- -1
- Repost count
- 0
- Trust Level
- 56%
- Scored at
- October 8, 2026
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