Type of Requisition:
RegularClearance Level Must Currently Possess:
Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:
NonePublic Trust/Other Required:
NoneJob Family:
IT Infrastructure and OperationsJob Qualifications:
Skills:
Ccna Networking (Inactive), Network Administration, Network Flows, Network Management, Network SetupCertifications:
NoneExperience:
20 + years of related experienceUS Citizenship Required:
YesJob Description:
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
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.Scheduled Weekly Hours:
40Travel Required:
NoneTelecommuting Options:
OnsiteWork Location:
USA MD Annapolis JunctionAdditional 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. 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 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 atgdit.com/tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
