Praxis Engineering, a GDIT company, provides cutting-edge technology capabilities and unmatched expertise to deliver mission-critical solutions that drive impact and support customer needs.
Ccna Networking (Inactive)
Network Administration
Network Flows
Network Management
Network Setup
Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.
SYSTEMS/NETWORK ENGINEER SR PRINCIPAL
A seasoned network engineer with over 20 hands on years’ experience preferably in an intelligence community environment. The candidate should have experience with CISCO switches, routers and firewalls, dell and other servers, network laptops, network debug and analysis tools such as Wirehsark and Tripwire. The candidate should also have experience with devices such as Palo Alto, Haipe or other security appliances. Experience should also include:
Network security hardening experience
Specific knowledge of CISCO switches, routers and firewalls to include the Cisco 9300 series switches
Demonstrated ability to design and develop rack configurations drawings and network diagrams
Expertise and knowledge of switches, routers, firewalls, security appliances and architectures of network as a service
Network security and network hardening experience in DoD environments
Support for SSP development
Network Troubleshooting
Evaluation of message receiving functions
Assessment of Acks and Nacks
Ability to understand specific functions
Drawing and configuration of racks
Assess if network is configured correctly
Review firewall traffic (use of Packet Tools and Tripwire)
Tools: Wireshark and others
Ability to determine which side of the network problem is from a connection standpoint
Network Requirements Evaluation and developing network diagrams in Visio, PowerPoint and Excel
Physical Network Construction (installation of switches, fiber, cables security devices and more) on SERD for SCS/ESB
Assistance to tamper and concealment group in assessing needs for design and deployed network
HAIPE MTU assessment and review
Fiber installation and removal
Experience with JIRA, Confluence and similar tools
Candidate must interact well as an individual contributor or member of a focused team.
WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer Sr Principal must have:
● Education: HS Diploma
● Experience: 20+ years of related experience
● Technical skills: Strong Network Experience
● Security clearance level: Active TS/SCI w/ Polygraph required
● US citizenship required
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.
#MD_2026Alumni
#IntelligenceEngineered
#praxisjobs20 + years of related experience
* may vary based on technical training, certification(s), or degree
None
U.S. Citizenship Required
The likely salary range for this position is $148,750 - $201,250. 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.
View information about benefits and our total rewards program.
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.
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.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans