Systems/Network Engineer; TS/SCI/w poly
Listed on 2026-10-01
-
IT/Tech
Cybersecurity, Network Engineer, Systems Engineer, Network Security
Req : RQ229159
Type of Requisition: Regular
Clearance Level Must Be Able to Obtain: None
Public Trust/Other
Required:
None
Job Family: IT Infrastructure and Operations
Skills:
Ccna Networking (Inactive),Network Administration,Network Flows,Network Management,Network Setup
Experience:
20 + years of related experience
US Citizenship
Required:
Yes
SYSTEMS/NETWORK ENGINEER SME
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 DoW 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 othersAbility 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 SUCCEEDBring your technology expertise and drive for innovation to GDIT. The Systems Engineer Sr Principal must have:
- Education:
HS Diploma - Experience:
10+ years of related experience - Technical skills:
Strong Network Experience - Security clearance level:
Active TS/SCI w/ Polygraph required - US citizenship required
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
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.
#
#Intelligence Engineered
The likely salary range for this position is $164,382 - $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.
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…
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).