Network Engineer Expert - TS/SCI with Polygraph

documentation, creating installation instructions and deployment plans, and providing O&M support. Project assignments will vary based on skill level, and may include engineering geographically dispersed services, integrating services into public, private and hybrid cloud environments, engineering solutions to be deployed via automated CM tools, and hardening the solutions to address security and SCAP compliance. How a Network Engineer Will Make an Impact:Administer, operate, manage and maintain network components for on-premises and cloud-based virtualized systemsDesign, develop, implement, and maintain (LAN, WAN, Wireless) network infrastructureDetermine network bandwidth needs and recommend measures to meet those requirementsDesign, recommend and implement new solutions to improve the resilience of network operationsConduct network modeling and analysis to construct a reliable, high-performance integrated networkMonitor network performance and troubleshoot problems and outagesSchedule

updates and upgradesCollaborate with network architects to optimize system performanceEngage in data network fault investigationsSecure network systems with policies that define and monitor accessConfigure DNS servers and appliances What You'll Need to Succeed:Education: BA/BSRequired Certification: CompTIA Security+ certification or similar for IAT Level II DoD 8570 certificationRequired Experience: 10+ years of related experience Technical Skills:Understanding of networking protocols (e.g., IPSEC, MACSEC, HSRP, BGP, OSPF, 802.11, QoS)Candidate should be familiar with the following technologies and protocols.Layer 2: Ethernet, Frame Relay, PPPoE, STP, 802.1q, 802.1x, MPLS, L2VPNsLayer 3: IP, IPv6, LDP, L3VPNs, RSVP, DHCP, IPSEC, PIM, IGMPLayer 4: TCP, UDPRouting Protocols: BGP, OSPFOther: SNMP, RADIUS, TACACS+F5 BIG IP Load BalancersCisco Secure Web ApplianceAbility to setup, configure, upgrade, manage, and troubleshoot Cisco and Juniper routers, switches, firewalls and load balancersExperience with various cloud provider environments such as AWS and AzureExperience with managing work tasks via tools such as JIRA and ServiceNowPrevious experience with the following technologies is beneficial but not required:Juniper QFX Series RouterCisco Firepower Threat Defense / Firewall Management CenterCisco DNA CenterCisco Identity Services EngineSystem configuration based on security guidelines such as DISA STIGs GDIT is Your PlaceAt 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 opportunitiesSupport: An internal mobility team focused on helping you achieve your career goalsRewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time offCommunity: Award-winning culture of innovation and a military-friendly workplaceOWN YOUR OPPORTUNITYExplore an enterprise IT career at GDIT and youll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

Transform technology into opportunity as a Network Engineer Expert with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT youll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Network Engineer Sr Principal, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Network Engineer Sr Principal joining our team to support a geographically dispersed, state of the art systems that seamlessly integrate Linux and Microsoft services. Positions will provide engineering support to multiple WAN connected sites, with data flows crossing various controlled interfaces, and will follow specific IT project management and engineering lifecycle processes. A Network Engineer Sr Principal will be responsible for supporting their solutions throughout the IT project lifecycle, to include refining requirements, creating design