
Network Engineer - TS/SCI with Polygraph
General Dynamics Information Technology
McLean, VAFull-time$122–165K/yrSeen 1w agoSeen in employer's feed today
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At a glance
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Requirements
Credentials this posting asks for.
Job overview
GDIT seeks a Network Engineer Principal to support mission-critical government projects at a customer site in McLean, Virginia. The role involves designing and deploying IT solutions, supporting infrastructure and systems, and performing security accreditation and authorization work. Candidates need 8+ years of related experience, a TS/SCI clearance with polygraph, and U.S. citizenship. A bachelor’s degree or an equivalent combination of education, certifications, training, or work experience is accepted.
Skills & qualifications
Skills
Qualifications
Benefits
Full job description
Req ID: RQ231241
Type of Requisition: Regular
Clearance Level Must Be Able to Obtain: None
Public Trust/Other Required: None
Job Family: IT Infrastructure and Operations
Skills:
Hardware Installations,Software Installations,System Designs
Experience:
8 + years of related experience
US Citizenship Required:
Yes
Job Description:
Transform technology into opportunity as a Network Engineer Principal at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.
REQUIRED SKILLS:
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Plan, design, develop, test, and deploy IT solutions within the Sponsor’s mission.
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Research and analyze vendor products, such as COTS and GOTS components, to determine the feasibility of the design or application applied within the Sponsor’s mission.
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Perform desktop, server, and network hardware and software installations, maintenance, and upgrades within the Sponsor’s mission.
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Provide asset management for software licenses and hardware inventory, within the Sponsor’s mission.
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Perform Accreditation and Authorization (A&A) duties in relation to scanning, preparing the necessary documentation, and performing and engineering mitigations for security findings within the Sponsor’s mission.
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Develop and derive system requirements, system designs, product prototyping and proof of concept.
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Support system integration and implementation.
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Perform testing and validation for infrastructure components, applications, and end-to-end systems within the Sponsor’s mission.
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Required skills and demonstrated experience
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The candidate shall have the following required skills, certifications and demonstrated experience:
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Demonstrated experience supporting Microsoft Server 2021/2016, System Center 2012/2016, Windows 10, Domino 9, and Splunk.
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Demonstrated experience supporting Cisco networking and encryption, network architecture, AWS architecture, and system design.
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Demonstrated experience supporting Nutanix hardware, HP server and workstation hardware.
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Demonstrated experience and understanding of ICD 503 and 705.
HIGHLY DESIRED SKILLS AND DEMONSTRATED EXPERIENCE:
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Demonstrated experience planning, designing, developing, testing, and deploying IT solutions within the Sponsor’s mission areas.
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Demonstrated experience providing asset management for hardware inventory or software licenses.
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Demonstrated experience researching or analyzing vendor products to determine the feasibility of design or implementation on networks.
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Demonstrated experience performing testing and validation for infrastructure components, applications, and end-to-end systems within the Sponsor’s mission areas.
WHAT YOU’LL NEED TO SUCCEED:
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Education: Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.
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Experience: 8+ years
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Clearance: TS/SCI with Polygraph
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Location: McLean, VA (On Customer Site)
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US Citizenship Required
GDIT IS YOUR PLACE:
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401K with company match
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Comprehensive health and wellness packages
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Internal mobility team dedicated to helping you own your career
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Professional growth opportunities including paid education and certifications
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Cutting-edge technology you can learn from
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Rest and recharge with paid vacation and holidays
#OpportunityOwned
#GDITCareers
#WeAreGDIT
#JET
#VA_2026Alumni
#GDITEnhanced2026
The likely salary range for this position is $122,275 - $165,430. 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.
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.
Our Identity Verification Process:
As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.
About Our Work:
We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.
Join our Talent Community to stay up to date on our career opportunities and events at https://gdit.com/tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
How this job compares
Set against the 4,181 open Network Engineer jobs on Olive Jobs, counted November 7, 2026.
- Pay
- This posting$122–165K/yr
- Virginia median$120–182K/yr312 salary ranges
- US median$115–187K/yr3,238 salary ranges
This range's midpoint, $144K, is 4% below the Virginia median midpoint ($150K) — in the middle half of Network Engineer salary ranges in Virginia.
- Openings
- Olive Jobs lists 392 open Network Engineer jobs in Virginia and 4,181 across the US. 5% of them nationwide are listed as remote or flexible.
- Hiring the most in Virginia
- Amazon35 open
- Leidos26 open
- General Dynamics Information Technology (this employer)24 open
- Experience
- This posting asks for at least 8 years of experience; Network Engineer postings that state a minimum ask for 5 years at the median (3,598 postings).
- Education
- 1,185 of the 4,181 open Network Engineer jobs (28%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 7, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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