Infrastructure / Network SME

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.

Do you have experience in Technical troubleshooting support?, * 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)., Years of Experience 10 + years of related experience

• may vary based on technical training, certification(s), or degree

(part of General Dynamics) 3.73.7 out of 5 stars Indiana Hybrid work $164,382 - $215,050 a year, 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.

Own your opportunity to support our nation’s defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure., We are GDIT. A global technology and professional services company that delivers 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 over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, 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.