Principal Systems Engineer III (Network)

ECS is seeking a Principal Systems Engineer III (Network)to work in our Pocatello, ID or Clarksburg, WV office. The candidate shall be responsible for design, deployment, testing, certification, patching, and addressing interoperability issues for all features, components, and application dependencies. This includes switches, firewalls, load balancers, software defined networking, private cloud requirements, etc.Position requirements and duties of the Principal Systems Engineer III (Network):Design, implement, and provide ongoing support of the Networking Infrastructure within and between data centers.Serve as the advanced matter expert for all data center network environments.Create and maintain network infrastructure for both bare metal and virtual machines with the appropriate LAN, WAN, vLAN, SDN, firewall and load balancer configurations, using both OEM and third-party tools that include virtual network tools (NSX) and services.Provision/configure the required networking for servers and applications.Evaluate, improve, and maintain the information security throughout the data center network infrastructure.Monitor and correct network issues and create recovery processes for failures and performance bottlenecks. Provide real-time alerts for network problem issues and implement proactive solutions for future problems to include redesign or tech refresh.Install, configure, test, and maintain system management tools for all data center network components.Proactively ensure the highest levels of systems and infrastructure availability.Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes.Maintain security, backup, and redundancy strategies.Write and maintain custom scripts to increase system efficiency and lower the human intervention time on any tasks, such as automated provisioning of addresses and VLANS with Infrastructure as a Service (IaaS).Participate in the design of information and operational support systems.Provide 4th level support.Liaise with vendors and other IT personnel for problem resolution.Ensure technical documentation exists for all systems and is kept up to date to include inventory and patch levels of all systems to include hostnames, property numbers, IP addresses, enclave, number of cores, number of processors, admin passwords, certificates, and service accounts on a monthly interval.Provide real-time alerts and dashboard information on network performance and availability.Document system configurations to include passwords, access controls, version number, and revision numbers, patch levels, and inventory to include hostnames, TCP/IP addresses, number of processors, and number of cores, memory, and license keys.Continually transition knowledge to the Government staff through training and assistance on how to use the technology using industry best practices.Provide real-time reporting of provisioned and non-provisioned resources such as bandwidth utilized to include performance metrics for availability, performance, and trends.Must have a current Top-Secret Clearance with the capability of obtaining SCI / CI-Poly to meet contract requirements.Individuals must have a minimum of Cisco Certified Network Associate (CCNA), DevNet Associate, or equivalent network vendor associate level certification.Six+ years of experience.Experience with Application-Centric Infrastructure (ACI), Tetration, Multi-Site-Orchestrator (MSO), Network Assurance Engine (NAE), Network Services Orchestrator (NSO), and Nexus Insights.