Systems/Network Engineer

Systems/Network Engineer Sr PrincipalLocation: USA MD Annapolis Junction Full Part/Time: Full time Job Req: RQ222464 Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and OperationsJob Description: 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 Wireshark 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 experienceSpecific knowledge of CISCO switches, routers and firewalls to include the Cisco 9300 series switchesDemonstrated ability to design and develop rack configurations drawings and network diagramsExpertise and knowledge of switches, routers, firewalls, security appliances and architectures of network as a serviceNetwork security and network hardening experience in DoD environmentsSupport for SSP developmentNetwork TroubleshootingEvaluation of message receiving functionsAssessment of Acks and NacksAbility to understand specific functionsDrawing and configuration of racksAssess if network is configured correctlyReview firewall traffic (use of Packet Tools and Tripwire)Tools: Wireshark and othersAbility to determine which side of the network problem is from a connection standpointNetwork Requirements Evaluation and developing network diagrams in Visio, PowerPoint and ExcelPhysical Network Construction (installation of switches, fiber, cables security devices and more) on SERD for SCS/ESBAssistance to tamper and concealment group in assessing needs for design and deployed networkHAIPE MTU assessment and reviewFiber installation and removalExperience with JIRA, Confluence and similar toolsCandidate must interact well as an individual contributor or member of a focused team. 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 requiredGDIT 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.