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General Dynamics Information TechnologyGT

Infrastructure / Network SME

General Dynamics Information Technology (GDIT) is a premier technology and professional services company that shields the nation's interests through high-end consulting, advanced technology solutions, and mission services.

General Dynamics Information Technology

Employee count: 1001-5000

Salary: 164k-215k USD

United States only

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Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Secret

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Automation Tools, Cloud Networking, Enterprise Network, Network Segmentation, System Security

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

GDIT is seeking an Infrastructure / Network Subject Matter Expert (SME) to design, modernize, and optimize network and infrastructure solutions supporting large‑scale Defense missions. You will serve as a senior technical advisor helping shape resilient, secure, high‑performance environments across cloud and on‑prem platforms.

How You’ll Make an Impact

  • Design, architect, and optimize enterprise network and infrastructure solutions.
    • Lead modernization efforts such as cloud migration, network segmentation, and Zero Trust implementation.
    • Provide troubleshooting expertise for complex networking, routing, and performance challenges.
    • Work with security teams to ensure compliance with DoD cybersecurity frameworks and accreditation requirements.
    • Develop architecture diagrams, technical plans, and configuration standards.
    • Advise leaders and program teams on infrastructure strategy, capacity planning, and lifecycle management.

What You’ll Need to Succeed

Required

  • Education: Technical Training, Certification(s) or Degree and 10+ years of experience
    • Work Experience: 10+ years deep experience with enterprise networking (routing, switching, firewalls, load balancing).
    • Strong understanding of cloud networking (AWS, Azure, hybrid architectures).
    • Hands‑on experience with Cisco, Juniper, Palo Alto, F5, or similar technologies.
    • Familiarity with DoD or federal security frameworks (RMF, STIGs).
    • Strong troubleshooting and diagnostic skills across network layers.
    • Ability to communicate complex infrastructure concepts clearly to both technical and non‑technical audiences.

• US Citizenship Required

  • Candidate must possess active SECRET clearance and ability to attain TOP SECRET / SCI.

Preferred
• CCNP/CCIE, CASP, Network+, or related certifications.
• Experience supporting large modernization or cloud transformation initiatives.
• Experience with automation tools (Ansible, Terraform).

Location & Travel

Remote

25%-50% Travel Expected

The likely salary range for this position is $164,382 - $215,050. 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:

40

Travel Required:

25-50%

Telecommuting Options:

Remote

Work Location:

Any Location / Remote

Additional Work Locations:

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. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee’s date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. 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.We are GDIT. A global technology and professional services company that delivers consulting, technology 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

About the job

Apply before

Posted on

Job type

Full Time

Experience level

Senior

Salary

Salary: 164k-215k USD

Education

Professional certificate
Bachelor degree

Experience

10 years minimum

Experience accepted in place of education

Location requirements

United States

Hiring timezones

United States +/- 0 hours

Job categories

IT Infrastructure And OperationsNetwork EngineeringInfrastructure ArchitectureCloud NetworkingNetwork Security

Skills

Cloud NetworkingEnterprise NetworkingSegmentationSystem SecurityAWSAzureCiscoJuniperPalo Alto NetworksRMFZero TrustAnsibleTerraformMakeMatterMissions

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About General Dynamics Information Technology

Learn more about General Dynamics Information Technology and their company culture.

View company profile

General Dynamics Information Technology (GDIT) is a premier technology and professional services company that shields the nation's interests through high-end consulting, advanced technology solutions, and mission services. Established to address complex government, defense, and intelligence projects, GDIT leverages innovative technology to enhance operational effectiveness and responsiveness. With over 30,000 employees, GDIT works with clients across various sectors, including the federal government, intelligence community, and military agencies, ensuring security, advanced intelligence methodologies, and robust technology infrastructure.

GDIT has built a reputation for its commitment to delivering reliable, cutting-edge solutions that meet critical mission requirements. The organization's philosophy revolves around solving real-world problems through technology, applying expertise in areas such as artificial intelligence, cloud computing, cybersecurity, and data analytics. GDIT prioritizes innovation and collaboration, assembling cross-functional teams dedicated to driving success across numerous significant projects that not only safeguard the nation but also enhance its strategic capabilities. With a steadfast dedication to excellence, GDIT embraces the challenges of the future, ensuring that its clients remain at the forefront of technological advancements and operational readiness.

Claim this profileGeneral Dynamics Information Technology logoGT

General Dynamics Information Technology

Company size

1001-5000 employees

Founded in

1967

Chief executive officer

Amy Gilliland

Markets

Government TechnologyDefense TechnologyIntelligence SolutionsCybersecurityArtificial IntelligenceCloud ComputingData AnalyticsProfessional ServicesTechnology InfrastructureMission Critical Services

Employees live in

United States
View company profile

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